Table of Contents

6 sections 6 min read
Editor’s Review8.1/10 WG Score The WG Score is an independent rating system developed by our editorial team. Scores range from 0 to 10 and are based on data collected across performance, value, reliability, and user feedback – free from any influence by manufacturers or sales partners. We encourage readers to share their experiences in the product reviews section.. Learn more ›

Our editorial team weighed Westinghouse Outdoor Power Equipment's published specifications and how it stacks up against similar products in the generators category. What stands out: Powerful 457cc Engine, Dual Fuel Flexibility, and Multiple Start Options. Where it falls short: Heavy at 210 lbs and 74dB Noise Level. That puts it at 8.1/10 on our WG Score – an excellent, well-rounded option.

TristanReviewed byTristan

When you need backup power for your home or camping trips, two models dominate the conversation: the Westinghouse 12500 Watt Dual Fuel Generator and the Westinghouse 5000 Peak Watt Super Quiet Inverter. The first delivers massive whole-house power; the second offers whisper-quiet operation ideal for RVs. Both are top picks among best dual fuel generators, but they serve very different needs. In this comparison for August 2026, we evaluated 8 dual fuel generators to help you decide which one fits your setup. Explore more on our Dual Fuel generators page.

Top Products

1
Best Seller

Westinghouse WGen9500DF Dual Fuel Portable Generator 12500 Peak Watts Remote Start Transfer Switch Ready

Westinghouse Outdoor Power Equipment
8.1 /10
WG Score
The WG Score is an independent rating system developed by our editorial team. Scores range from 0 to 10 and are based on data collected across performance, value, reliability, and user feedback - free from any influence by manufacturers or sales partners. We encourage readers to share their experiences in the product reviews section.. Learn more ›
Updated: Jul 29, 2026
Last update on Jul 29, 2026 / Affiliate links / Images, Product Titles, and Product Highlights from Amazon Product Advertising API.
Pros & Cons

Pros

  • Powerful 457cc engine handles heavy startup loads like motors and appliances reliably
  • Dual fuel capability reduces maintenance and allows indefinite propane storage
  • Multiple start options including remote ensure convenience in any weather
  • Transfer switch ready outlets simplify whole-home backup setup
  • Durable cast iron sleeve and 3-year warranty provide long-term peace of mind

Cons

  • Weighs 210 pounds, requiring two people to flip for wheel assembly
  • Operates at 74 decibels, typical for its power class but noticeable outdoors
  • Propane output slightly lower than gasoline at 11,200 peak watts
Detailed Review

The Westinghouse WGen9500DF is a robust dual fuel portable generator designed for home backup, jobsites, or RV use, delivering 12,500 peak watts on gasoline and 11,200 on propane. Homeowners facing frequent outages or needing reliable power for essentials like refrigerators, air conditioners, and well pumps will find it indispensable, especially with its transfer switch compatibility for safe, direct connection to household circuits.

Standout features include remote electric start up to 260 feet, push-button operation, and recoil backup, praised in reviews for effortless startups even in cold weather. The 457cc OHV engine powers heavy loads smoothly, with users reporting it runs entire homes seamlessly. Dual fuel flexibility lets you switch fuels on the fly, and up to 12 hours runtime on gas keeps you covered. GFCI outlets and VFT data center provide safety and real-time monitoring of voltage, frequency, and hours.

Build quality shines with a cast iron cylinder sleeve, automatic low oil shutdown, and never-flat wheels for portability. Reviewers highlight sturdy construction, easy assembly, and included accessories like oil, propane hose, and tool kit. It meets EPA and CARB standards, with rubber outlet covers adding protection.

Drawbacks include its 210-pound weight, which demands care during setup, and 74 dB noise level suitable for outdoor use but not silent. Some note minor packaging oil residue or manual errors, though performance remains strong.

Overall, the WGen9500DF excels as a value-packed powerhouse for emergency preparedness, backed by a 3-year warranty. It outperforms competitors in power and versatility, earning high praise for reliability and ease.

Key Specifications

Power Output: 9,500 running / 12,500 peak watts (gas); 8,500 running / 11,200 peak (propane)

Engine: 457cc 4-Stroke OHV, 16.76 HP

Fuel Capacity: 6.6 gallons gas; propane hose included

Outlets: 2x GFCI 120V 20A, L14-30R 30A, 14-50R 50A RV

Dimensions: 27.2"L x 26.1"W x 26.5"H; Weight: 210 lbs

Runtime: Up to 12 hours at 50% load

Warranty: 3-Year Limited

2
Editor's Pick

Westinghouse iGen5000DF 5000 Peak Watt Dual Fuel Inverter Generator - Super Quiet RV Ready Remote Start

Westinghouse Outdoor Power Equipment
8.1 /10
WG Score
The WG Score is an independent rating system developed by our editorial team. Scores range from 0 to 10 and are based on data collected across performance, value, reliability, and user feedback - free from any influence by manufacturers or sales partners. We encourage readers to share their experiences in the product reviews section.. Learn more ›
Updated: Jul 29, 2026
Last update on Jul 29, 2026 / Affiliate links / Images, Product Titles, and Product Highlights from Amazon Product Advertising API.
Pros & Cons

Pros

  • Ultra-quiet 52 dBA operation
  • Exceptional 18-hour fuel efficiency
  • Clean power safe for electronics
  • Versatile outlets including RV 30A
  • Multiple easy start options

Cons

  • May have residual oil or fuel odor from factory testing
  • Propane tank and hose sold separately
  • Runtime shortens under heavy loads
Detailed Review

The Westinghouse iGen5000DF is a high-performance dual fuel inverter generator offering 5000 peak watts and 3900 running watts, perfect for RVers, campers, tailgaters, and homeowners needing reliable backup power. Its ability to run on gasoline or propane provides unmatched versatility for remote locations or emergencies, while the RV-ready TT-30R outlet and household duplex outlets cover all camping and home essentials.

Standout features include a whisper-quiet 52 dBA operation, economy mode for up to 18 hours on a 3.4-gallon gas tank, and less than 3% THD for safe operation of sensitive electronics like laptops and TVs. The LED data center rotates to display fuel level, runtime, voltage, and hours, keeping you informed. Remote electric start with key fob and recoil backup ensure effortless ignition every time.

Built with a lightweight, compact design featuring wheels and an extendable suitcase-style handle, it moves easily despite its power. EPA compliant with a 3-year warranty and lifetime support, it emphasizes durability and user peace of mind. Real-world performance shines in fuel efficiency and clean power delivery.

Potential drawbacks include a possible factory residual odor and the need for separate propane accessories. Overall, the iGen5000DF excels as a portable powerhouse, earning top marks for quiet, efficient, and versatile operation. Highly recommended for anyone prioritizing convenience and reliability.

Key Specifications

Power: 5000 Peak Watts, 3900 Rated Watts, <3% THD

Fuel: Dual Fuel (Gasoline 3.4 gal / Propane), Up to 18 Hours Runtime

Noise: 52 dBA

Outlets: TT-30R RV, 120V 20A Duplex, 2 USB

Starts: Remote Electric, Push-Button Electric, Recoil

Features: Parallel Capable, LED Data Center, Wheels & Handle

3
Limited Time

Westinghouse WGen5300DFcv 6500 Peak Watt Dual Fuel Portable Generator with CO Sensor, RV & Transfer Switch Ready

Westinghouse
8.1 /10
WG Score
The WG Score is an independent rating system developed by our editorial team. Scores range from 0 to 10 and are based on data collected across performance, value, reliability, and user feedback - free from any influence by manufacturers or sales partners. We encourage readers to share their experiences in the product reviews section.. Learn more ›
Updated: Jul 29, 2026
Last update on Jul 29, 2026 / Affiliate links / Images, Product Titles, and Product Highlights from Amazon Product Advertising API.
Pros & Cons

Pros

  • Powerful output handles household essentials and RV needs with 120/240V versatility
  • Safety features like CO sensor, low oil shutdown, and overload protection
  • Easy fuel switching even while running, plus cleaner propane option
  • Rugged steel frame and never-flat wheels for portability and durability
  • 3-year warranty and lifetime tech support

Cons

  • Weighs 135 pounds, making it challenging to move alone
  • Lower wattage on propane compared to gasoline
  • No remote start feature
Detailed Review

The Westinghouse WGen5300DFcv is a robust dual fuel portable generator designed for home backup, RV camping, and outdoor adventures. With 5300 running watts on gasoline (6500 peak) and 4800 on propane (5800 peak), it powers essential appliances, air conditioners, and tools reliably during power outages or off-grid trips. Homeowners needing transfer switch compatibility and RV enthusiasts will find its 30A outlets particularly valuable.

Standout features include the integrated CO sensor that monitors exhaust and auto-shuts down to prevent carbon monoxide buildup, alongside automatic low oil shutdown for engine protection. The 274cc 4-stroke OHV engine delivers smooth, efficient operation up to 14.5 hours on a 4.7-gallon gasoline tank, with easy fuel switching via an intuitive dial. Real-world performance shines in its ability to handle multiple circuits without extension cord hassles, thanks to RV-ready TT-30R and transfer-ready L14-30R outlets.

Build quality impresses with a hardened steel tube frame, never-flat wheels, and rubber-covered outlets for weather resistance. The intuitive control panel with yellow touchpoints simplifies startup and monitoring, while included accessories like propane hose, oil, and toolkit enable quick setup. At 135 pounds, it's sturdy but benefits from its wheel kit for mobility.

Potential drawbacks include its weight requiring two people for transport and slightly reduced propane output. Noise levels typical of open-frame generators may disturb quiet areas, though the benefits outweigh these for most users.

Overall, the WGen5300DFcv earns high marks for safety, versatility, and value, making it a top choice for reliable portable power. Backed by a 3-year warranty, it's built to last through storms and road trips alike.

Specifications

Key Specs:

  • Wattage: 6600 peak watts (5300 running on gas)
  • Fuel Type: Gasoline or Propane (Dual Fuel)
  • Engine: 274cc 4-Stroke OHV
  • Runtime: Up to 14 hours
  • Tank: 4.7 Gallons
  • Outlets: 4 total (TT-30R RV 30A, L14-30R Transfer 30A, 5-20R Duplex)
  • Dimensions: 23.2 x 20.1 x 19.1 inches
  • Weight: 135.6 lbs
  • Voltage: 120/240V
  • Features: CO Sensor, Fuel Gauge, Low Oil Shutdown
4
Top Rated

Westinghouse iGen11000DFc 11000 Peak Watt Dual Fuel Inverter Generator - Remote Start, CO Sensor, Low THD for Safe Electronics, Home Backup Ready

Westinghouse
8.1 /10
WG Score
The WG Score is an independent rating system developed by our editorial team. Scores range from 0 to 10 and are based on data collected across performance, value, reliability, and user feedback - free from any influence by manufacturers or sales partners. We encourage readers to share their experiences in the product reviews section.. Learn more ›
Updated: Jul 29, 2026
Last update on Jul 29, 2026 / Affiliate links / Images, Product Titles, and Product Highlights from Amazon Product Advertising API.
Pros & Cons

Pros

  • Exceptionally quiet operation even under load, praised in reviews for minimal noise
  • Easy assembly and multiple start options including remote, push-button, and recoil
  • Superior clean sine wave power reduces amp draw on motors compared to non-inverter models
  • Comes ready-to-run with oil, tools, battery charger, and propane hose
  • Durable build with never-flat wheels, foldable handle, and heavy-duty engine

Cons

  • Heavy at 187 pounds, requires two people for loading despite wheels
  • Occasional shipping damage like scratches or gouges on panels reported
  • Propane hose regulator connection can loosen and cause minor leaks if not checked
Detailed Review

The Westinghouse iGen11000DFc is a powerhouse dual fuel inverter generator designed for homeowners seeking dependable backup during outages, RVers needing portable power, or jobsites requiring clean electricity. With 11,000 peak watts on gasoline (9,000 running) and 10,000 peak on propane (8,100 running), it handles major appliances like air conditioners, refrigerators, and sump pumps simultaneously via transfer switch ready outlets.

Standout features shine in real-world use: the low THD under 3% produces a pure sine wave that protects sensitive electronics and even lowers amp draw on motors, as one reviewer measured with a pool pump. Remote start via key fob, push-button, or recoil works flawlessly from day one, with up to 17 hours runtime on a 9.8-gallon tank. Reviewers love the quiet eco mode, intuitive LED data center for monitoring, and CO sensor for safety, noting easy starts without choking and smooth propane performance.

Build quality impresses with a rugged 457cc OHV engine, cast iron sleeve, automatic low oil shutdown, and fully enclosed design with never-flat wheels and foldable handle for portability. Assembly takes minutes with included high-quality tools, oil, and charger. While heavy, the mobility features make it manageable.

Drawbacks include its weight making solo transport tough, potential shipping cosmetic damage, and a propane regulator that may need tightening. Overall, the superior power quality and features outweigh minor issues.

Verdict: A top-tier inverter for reliable, clean home backup. If you prioritize quiet, safe power over open-frame bulk, this is your pick, backed by a 3-year warranty.

Key Specifications

Power Output: 11,000 peak / 9,000 running watts (gas); 10,000 peak / 8,100 running (propane)

Fuel & Runtime: Dual fuel (gas/propane), 9.8-gallon tank, up to 17 hours

Engine: 457cc 4-Stroke OHV, electronic ignition

Outlets: 2x GFCI 120V 20A, L14-30R 30A, 14-50R 50A 120/240V

Dimensions & Weight: 30.2 x 25.2 x 26.6 inches, 187.4 lbs

Features: Remote/electric/recoil start, CO sensor, low THD, parallel capable, USB port, digital display

5

WEN DF360iX 3600W Dual Fuel Inverter Generator - Quiet RV-Ready Portable with CO Sensor & Fuel Shutoff

WEN
8.1 /10
WG Score
The WG Score is an independent rating system developed by our editorial team. Scores range from 0 to 10 and are based on data collected across performance, value, reliability, and user feedback - free from any influence by manufacturers or sales partners. We encourage readers to share their experiences in the product reviews section.. Learn more ›
Updated: Jul 29, 2026
Last update on Jul 29, 2026 / Affiliate links / Images, Product Titles, and Product Highlights from Amazon Product Advertising API.
Pros & Cons

Pros

  • Exceptionally quiet for noise-sensitive environments like campsites
  • Multiple outlets including RV, USB, and DC for broad compatibility
  • Lightweight at 49 pounds for easy transport by one person
  • Parallel kit ready to double power output with another unit
  • 3-year warranty and low-oil shutdown for reliable protection

Cons

  • Gasoline runtime limited to 5 hours at half load
  • 49 pounds may feel heavy for extended carrying without wheels
  • Propane runtime requires a separate 20-pound tank purchase
Detailed Review

The WEN DF360iX is a portable inverter generator delivering up to 3600 surge watts on gasoline or 3500 on propane, designed for campers, RVers, tailgaters, hunters, and home backup needs. Its dual-fuel capability with a tool-free propane connector offers flexibility when gasoline is scarce, while the RV-ready TT-30R outlet makes it perfect for powering recreational vehicles directly.

Standout features include the CO Watchdog sensor that detects dangerous carbon monoxide and shuts down automatically, plus fuel shutoff to prevent carburetor buildup for less maintenance. It produces ultra-clean power with low harmonic distortion, safely running sensitive devices like laptops and phones. At just 65 decibels during quarter load, it's quieter than a normal conversation, and eco-mode adjusts throttle for efficient fuel use with up to 5 hours runtime on 1.5 gallons of gas at half load or 14 hours on a 20-pound propane tank.

Build quality shines with a lightweight 49-pound frame, compact dimensions, and a packed control panel featuring two 120V outlets, USB ports, and DC output. Low-oil and overload protections add peace of mind, backed by WEN's 3-year warranty and service network. Parallel connection support lets users link two units for more power.

Potential drawbacks include shorter gasoline runtime compared to larger tanks and the need for a separate parallel kit. The 149cc engine performs well but may not suit heavy continuous loads beyond its 2900 rated watts.

Overall, the WEN DF360iX excels as a safe, quiet, and portable power solution for outdoor adventures and emergencies. Its thoughtful safety features and clean power output make it a top pick for anyone prioritizing reliability without the noise or hassle.

Key Specifications

Wattage: 3600 surge watts (gas), 2900 rated; 3500 surge (propane), 2600 rated

Fuel Type: Dual fuel (gasoline/propane)

Engine: 149cc 4-stroke

Runtime: Up to 5 hours half-load on 1.5-gal gas tank

Noise Level: 65 dB at quarter load

Weight: 49 pounds

Outlets: 2x 120V NEMA 5-20R, 1x TT-30R RV, 1x 12V DC, 2x 5V USB

Dimensions: 18in L x 11.63in W x 19.68in H

Features

Dual-fuel design for gasoline (3600/2900W) or propane (3500/2600W) operation with quick-connect.

WEN Watchdog CO sensor for automatic shutdown on high CO levels.

Fuel shutoff minimizes carburetor maintenance.

Clean power safe for electronics (THD <1.2% full load).

Eco-mode for fuel efficiency; parallel capable; RV-ready outlet.

6

WEN DF680iX 6800W Dual Fuel Inverter Generator RV-Ready Electric Start CO Sensor EV Backup

WEN
8.1 /10
WG Score
The WG Score is an independent rating system developed by our editorial team. Scores range from 0 to 10 and are based on data collected across performance, value, reliability, and user feedback - free from any influence by manufacturers or sales partners. We encourage readers to share their experiences in the product reviews section.. Learn more ›
Updated: Jul 29, 2026
Last update on Jul 29, 2026 / Affiliate links / Images, Product Titles, and Product Highlights from Amazon Product Advertising API.
Pros & Cons

Pros

  • Multiple outlets including RV, USB, and 120V/240V for versatile powering
  • Wheels and telescoping handle ease transport despite sturdy build
  • Eco-mode adjusts fuel use for maximum efficiency
  • Low-oil shutdown and overload protection guard your gear
  • Three-year warranty backs long-term reliability

Cons

  • At 99.2 pounds, it requires two people for loading
  • Parallel kit for linking units sold separately
  • 2.9-gallon tank limits gas runtime to about 6 hours at half load
Detailed Review

The WEN DF680iX stands out as a versatile 6800-watt dual fuel inverter generator designed for RVers, campers, tailgaters, hunters, and electric vehicle owners. It runs on gasoline for 5100 rated watts or propane for 4500, providing clean, stable power free of spikes that harms electronics. With keyless electric start and a recoil backup, it fires up quickly for home backup or remote outings.

Key features shine in real-world use: the CO Watchdog sensor detects dangerous fumes and shuts down automatically for family safety, while fuel shutoff uses remaining carburetor fuel to prevent clogs and extend lifespan. Operating at just 64 decibels at quarter load, it stays unobtrusive during camping. The eco-mode optimizes fuel by adjusting engine speed to plugged-in loads, and bonded-neutral 240V setup enables Level 2 EV charging off-grid. Up to 6.1 hours runtime on gas or 9 on a 20-pound propane tank at half load keeps power flowing.

Build quality reflects WEN's decades of expertise, with a durable 224cc engine, onboard wheels, telescoping handle, and a panel packed with RV TT-30R, L14-30R 240V, USB ports, and more. Total harmonic distortion stays below 1.2% even at full load, ensuring safe operation for tablets, monitors, and appliances. Low-oil and overload protections add peace of mind.

Potential drawbacks include its 99.2-pound weight, which demands careful handling, and the need for a separate parallel kit to combine units. The 2.9-gallon tank suits most day trips but may require refueling for extended full-load use.

Overall, the DF680iX excels as a quiet, safe, portable powerhouse for outdoor enthusiasts and backup needs. Its feature set and clean power make it a smart choice for anyone prioritizing reliability without the roar of traditional generators.

Specifications

Wattage: 5100 watts rated (6800 surge on gas)

Fuel Type: Gasoline or Propane

Engine: 224cc with electric start

Runtime: Up to 6.1 hours at half load on gas

Noise Level: 64 dB at quarter load

Outlets: 8 total including RV TT-30R, L14-30R, USB

Weight: 99.2 pounds | Dimensions: 22.8 x 16.6 x 19.7 inches

Warranty: 3 years limited

7

WEN DF280iX 2800W Dual Fuel Inverter Generator - Quiet 60dB Portable Power with CO Sensor for Camping & Backup

WEN
8.1 /10
WG Score
The WG Score is an independent rating system developed by our editorial team. Scores range from 0 to 10 and are based on data collected across performance, value, reliability, and user feedback - free from any influence by manufacturers or sales partners. We encourage readers to share their experiences in the product reviews section.. Learn more ›
Updated: Jul 29, 2026
Last update on Jul 29, 2026 / Affiliate links / Images, Product Titles, and Product Highlights from Amazon Product Advertising API.
Pros & Cons

Pros

  • Exceptionally quiet at 60dB for noise-sensitive environments
  • Clean power safe for all electronics with low THD
  • Dual fuel capability adds convenience and backup options
  • Safety features like CO sensor and low-oil shutdown
  • Multiple outlets including USB for versatile charging

Cons

  • Manual pull-start requires physical effort to launch
  • 1.58-gallon tank limits extended runtime without refueling
  • Parallel kit sold separately for expanding power output
Detailed Review

The WEN DF280iX 2800-Watt Dual Fuel Inverter Generator is designed for campers, tailgaters, hunters, and homeowners needing reliable portable power. It delivers up to 2800 surge watts on gasoline (2250 rated) or propane (2000 rated), making it perfect for running appliances, charging devices, or providing emergency backup without the roar of traditional generators.

Standout features include ultra-quiet 60dB operation at no load, clean power with less than 1.2% total harmonic distortion to protect sensitive electronics, and the CO Watchdog sensor that automatically shuts down if carbon monoxide levels rise. Fuel shutoff uses remaining carburetor fuel before shutdown to prevent clogs, while eco-mode optimizes consumption for up to 9 hours of half-load runtime on its 1.58-gallon tank or longer on propane.

Build quality shines with a lightweight 45-pound steel and aluminum frame, easy portability, and a panel packed with two 120V outlets, one 12V DC, and two USB ports. Low-oil, low-fuel, and overload protections ensure durability, backed by a three-year warranty.

Potential drawbacks include manual pull-start and a modest fuel capacity for very long sessions, but these are minor for its class. Overall, the DF280iX excels as a safe, quiet, and efficient choice for on-the-go power needs.

Verdict: Highly recommended for anyone prioritizing portability, safety, and clean power in a compact package. It powers your adventures reliably without compromise.

Specifications

Wattage: 2800 surge watts

Fuel Type: Gasoline or Propane (Dual Fuel)

Runtime: Up to 9 hours at half load on gas

Noise Level: 60 dB at no load

Weight: 45 pounds

Outlets: 2x 120V, 1x 12V DC, 2x 5V USB

Dimensions: 19.7"L x 11.6"W x 18.7"H

Warranty: 3-year limited

8

GENMAX GM9000iEDC 9000W Dual Fuel Inverter Generator with Remote Start and Parallel Capability

GENMAX
8.1 /10
WG Score
The WG Score is an independent rating system developed by our editorial team. Scores range from 0 to 10 and are based on data collected across performance, value, reliability, and user feedback - free from any influence by manufacturers or sales partners. We encourage readers to share their experiences in the product reviews section.. Learn more ›
Updated: Jul 29, 2026
Last update on Jul 29, 2026 / Affiliate links / Images, Product Titles, and Product Highlights from Amazon Product Advertising API.
Pros & Cons

Pros

  • Dual fuel flexibility for extended runtime options
  • Low noise level suitable for residential areas
  • Strong warranty with lifetime technical support
  • Portable design with wheels and handle

Cons

  • Heavy at over 280 pounds
  • Parallel kit sold separately
  • Limited runtime data provided by manufacturer
Detailed Review

The GENMAX GM9000iEDC is a dual fuel inverter generator designed for home backup, RV camping, and job site applications. It provides 9000W peak and 7600W running watts from a 458cc engine.

Users benefit from gas or propane operation, remote start, and low 62 dBA noise levels. The unit includes CO detection and supports parallel connection for increased capacity.

Build quality focuses on portability with wheels and a steel handle alongside a 5-in-1 digital display. The 6.9 gallon tank supports extended use while the EPA and CARB compliance meets regulatory standards.

Drawbacks include significant weight and the need to purchase a parallel kit separately. Overall it delivers reliable performance for users requiring quiet dual fuel power.

How the Top Picks Compare

Which Has More Raw Power?

The Westinghouse 12500 wins hands down on power output. With 9,500 running watts on gasoline (8,500 on propane), it can run multiple large appliances at once. Compare that to the Westinghouse iGen5000DF, which delivers 3,900 running watts on gasoline. The 12500 can power a well pump, fridge, lights, and window AC simultaneously, while the iGen5000DF is better for essentials like a fridge and a few lights. If you need whole-home backup, the 12500 is the clear choice.

How Long Will Each Generator Run?

Runtime depends on load, but here the inverter wins. The Westinghouse iGen5000DF runs up to 18 hours on its 3.4-gallon tank at 25% load, thanks to economy mode. The Westinghouse 12500 manages up to 12 hours on its 6.6-gallon tank at 50% load. For extended camping trips or overnight use, the iGen5000DF’s efficiency is a major advantage, especially when propane provides even cleaner storage. Check our best dual fuel generators for home backup for more runtime comparisons.

How Quiet Are They?

Noise level is a key differentiator. The iGen5000DF operates at just 52 dBA, about as loud as a quiet conversation. The Westinghouse 12500, being an open-frame conventional generator, is louder (exact dB not specified, but typical models exceed 70 dBA). For campsites or residential neighborhoods with noise restrictions, the iGen5000DF is far better. For job sites where noise matters less, the 12500 is fine. See more quiet generators for similar picks.

Which Is Easier to Move?

Portability favors the inverter. The iGen5000DF features a telescoping handle and is much lighter than the 12500, which requires a wheel kit (included) but is still heavy. If you move the generator frequently between home, RV, and tailgate, the iGen5000DF’s compact design wins. The 12500 is best left in place on a flat surface for seasonal backup.

Our Final Picks for 2026

Choose the Westinghouse 12500 if you need maximum power for home backup, can handle the weight, and a noise level that suits an outdoor location away from bedrooms. It offers a 14-50R outlet for RV 50A and L14-30R for transfer switches.

View on Amazon.com

Choose the Westinghouse iGen5000DF if you prioritize quiet, clean power for RVs or light home backup, and need a portable, efficient unit. Its TT-30R outlet and USB ports make it RV-ready, and the remote start adds convenience.

View on Amazon.com

Buying Guide for 2026

Running Watts vs Starting Watts

Running watts (or rated watts) is the continuous power the generator can sustain. Starting watts (surge) covers the brief spike needed by motors. For example, the Westinghouse 12500 offers 9,500 running watts and 12,500 peak watts; that running capacity can handle six 1,500W window air conditioners at once (9,500 / 1,500 = 6.3). On propane, running drops to 8,500 watts, still enough for five units. When choosing a dual fuel generator, always check the running watts on the fuel you plan to use most.

Fuel Type and Runtime

Dual fuel means you can use gasoline for maximum power or propane for cleaner, longer storage. Propane typically reduces output slightly (e.g., the Westinghouse 12500 drops from 9,500 to 8,500 running watts) but extends fuel shelf life. Inverter models like the iGen5000DF offer economy mode for best runtime. Check tank size; the 12500’s 6.6-gallon tank gives 12 hours at half load, while the iGen5000DF’s 3.4-gallon tank gives 18 hours at 25% load thanks to variable speed.

Noise Level

Inverter generators are typically quieter. The iGen5000DF operates at 52 dBA, similar to a quiet conversation. Conventional generators often exceed 70 dBA. For neighborhoods with noise policies or campsites, choose an inverter. For job sites, conventional is fine. Many modern generators include CO sensors for safety regardless of type.

Quick Comparison: Side by Side

Products
Westinghouse WGen9500DF Dual Fuel Portable Generator 12500 Peak Watts Remote Start Transfer Switch Ready
Westinghouse WGen9500DF D…
Westinghouse iGen5000DF 5000 Peak Watt Dual Fuel Inverter Generator - Super Quiet RV Ready Remote Start
Westinghouse iGen5000DF 5…
Westinghouse WGen5300DFcv 6500 Peak Watt Dual Fuel Portable Generator with CO Sensor, RV & Transfer Switch Ready
Westinghouse WGen5300DFcv…
Westinghouse iGen11000DFc 11000 Peak Watt Dual Fuel Inverter Generator - Remote Start, CO Sensor, Low THD for Safe Electronics, Home Backup Ready
Westinghouse iGen11000DFc…
WEN DF360iX 3600W Dual Fuel Inverter Generator - Quiet RV-Ready Portable with CO Sensor & Fuel Shutoff
WEN DF360iX 3600W Dual Fu…
WEN DF680iX 6800W Dual Fuel Inverter Generator RV-Ready Electric Start CO Sensor EV Backup
WEN DF680iX 6800W Dual Fu…
WEN DF280iX 2800W Dual Fuel Inverter Generator - Quiet 60dB Portable Power with CO Sensor for Camping & Backup
WEN DF280iX 2800W Dual Fu…
GENMAX GM9000iEDC 9000W Dual Fuel Inverter Generator with Remote Start and Parallel Capability
GENMAX GM9000iEDC 9000W D…
Pros
  • – Powerful 457cc Engine.
  • – Dual Fuel Flexibility.
  • – Multiple Start Options.
  • – Ultra-Quiet at 52dBA.
  • – 18-Hour Runtime.
  • – Clean Power for Electronics.
  • – 120V/240V Versatility.
  • – Full Safety Feature Set.
  • – Easy Fuel Switching.
  • – Exceptionally Quiet Under Load.
  • – Multiple Start Options.
  • – Clean Sine Wave, Reduces Amp Draw.
  • – Exceptionally Quiet.
  • – RV/USB/DC Outlets.
  • – Lightweight at 49 lbs.
  • – Versatile RV/USB/120-240V Outlets.
  • – Wheels & Telescoping Handle.
  • – Eco-Mode Fuel Efficiency.
  • – Exceptionally Quiet at 60dB.
  • – Clean, Low-THD Power.
  • – Dual Fuel Flexibility.
  • – Dual Fuel Flexibility.
  • – Low Noise Level.
  • – Strong Warranty & Support.
Cons
  • – Heavy at 210 lbs.
  • – 74dB Noise Level.
  • – Lower Peak Watts on Propane.
  • – Minor Oil/Fuel Odor on Arrival.
  • – Propane Tank/Hose Sold Separately.
  • – Shorter Runtime Under Heavy Load.
  • – Heavy at 135 lbs.
  • – Lower Wattage on Propane.
  • – No Remote Start.
  • – Heavy at 187 lbs.
  • – Occasional Shipping Damage.
  • – Propane Connection May Loosen.
  • – 5-Hour Runtime at Half Load.
  • – Heavy for Extended Carrying.
  • – Propane Tank Sold Separately.
  • – Heavy at 99.2 lbs.
  • – Parallel Kit Sold Separately.
  • – ~6-Hour Runtime at Half Load.
  • – Manual Pull-Start.
  • – Small 1.58-Gallon Tank.
  • – Parallel Kit Sold Separately.
  • – Heavy at 280+ lbs.
  • – Parallel Kit Sold Separately.
  • – Limited Runtime Data Provided.
Running Watts
9500
3900
5300
9000
2600
4500
2250
9000
Peak Watts
12500
5000
6600
11000
3600
6800
2800
9000
Fuel Type
Dual Fuel (Gasoline/Propane)
Dual Fuel (Gasoline/Propane)
Dual Fuel (Gasoline/Propane)
Dual Fuel (Gasoline/Propane)
Gasoline
Dual Fuel (Gasoline/Propane)
Dual Fuel (Gasoline/Propane)
Dual Fuel (Gasoline/Propane)
Engine
457cc ‎4-Stroke OHV
4-Stroke
274cc 4-Stroke OHV
457cc 4-Stroke OHV
149cc 4-Stroke
224cc Internal Combustion Engine
98cc 4-Stroke
OHV
Tank Size
1.74 gal
0.9 gal
1.24 gal
2.59 gal
0.4 gal
0.77 gal
0.42 gal
1.82 gal
Runtime
Up to 12 h
Up to 18 h
11 h @ 50% load (Gasoline)
16.5 h @ 25% load (Gasoline)
5 h @ 50% load (Gasoline)
6.1 h @ 50% load (Gasoline)
9 h @ 50% load (Gasoline)
N/A
Noise Level (dB)
74 dBA
52 dB
68 dBA
64 dBA
65 dBA
64 dBA
60 dBA
62 dB
Inverter Technology
No
Yes
No
Yes
Yes
Yes
Yes
Yes
Parallel Capable
No
Yes
No
Yes
No
No
No
Yes
Starting System
Recoil, Electric, Remote
Recoil, Electric, Remote
Recoil
Recoil, Electric, Remote
Recoil
Recoil, Electric
Recoil
Recoil, Electric, Remote
Outlets & Ports
6 outlets/ports
5 outlets/ports
4 outlets/ports
3 outlets/ports
7 outlets/ports
8 outlets/ports
5 outlets/ports
2x Duplex 120V 20A (5-20R) GFCI 1x 120/240V 30A (L14-30R) 1x 120/240V 50A (14-50R)
Weight
210 lbs
104.7 lbs
135.6 lbs
187.4 lbs
49 lbs
99.2 lbs
45.2 lbs
281.1 lbs
Dimensions
27.2 x 26.1 x 26.5 in
24.5 x 21.5 x 24.3 in
23.2 x 20.1 x 19.1 in
30.2 x 25.2 x 26.6 in
18 x 11.63 x 19.68 in
22.8 x 16.6 x 19.7 in
19.7 x 11.6 x 18.7 in
30.9 x 22.6 x 29.3 in
RV Ready
Yes
Yes
Yes
Yes
Yes
Yes
No
No
Certifications
EPA, CARB
EPA
EPA
EPA
EPA, ANSI/PGMA G300-2023
EPA, ANSI/PGMA G300-2023
EPA, ANSI/PGMA G300-2023
EPA, CARB
In the Box
Battery Charger, Engine Oil & Funnel, Key FOB, Owner's Manual, Propane Hose, Quick-Start Guide, Warranty
Battery Charger, Engine Oil & Funnel, Key FOB, Owner's Manual, Propane Hose, Quick-Start Guide, Warranty
Engine Oil & Funnel, Owner's Manual, Propane Hose, Quick-Start Guide, Warranty
Battery Charger, Engine Oil & Funnel, Key FOB, Owner's Manual, Propane Hose, Quick-Start Guide, Replacement Parts List, Screw Driver, Warranty
3600-Watt Dual Fuel RV-Ready Portable Inverter Generator
6800-Watt Dual Fuel RV-Ready Electric Start Portable Inverter Generator
Two three-prong 120V receptacles, one 12V DC receptacle, and two 5V USB ports
Fuel Pump, Inverter, Remote Start
Warranty
3-year limited warranty
3-year limited warranty
3-year limited warranty
3-year limited warranty
Three-year limited
Three-year limited
Three-year limited
3-year limited warranty

Why Trust Our Reviews

We assess best dual fuel generators using in-depth specification reviews, manufacturer performance data, and compiled user feedback. Key considerations cover practical aspects like load management, fuel efficiency, and safety elements including CO detection, focusing on value for US consumers. Our picks are independent and unbiased by affiliate commissions. We disclose earnings from qualifying purchases through our links, which support free resources like this guide.

Frequently Asked Questions

Which best dual fuel generators should I buy in 2026?

Choose based on your priorities: the Westinghouse 12500 for robust home backup, the iGen5000DF for quiet RV use. Consider power, runtime, and portability to match your setup.

How many watts do I need for home backup?

For fridge, lights, and basics, 5,000-7,000 running watts suffice; include more for AC units. Review appliance labels and use online calculators for precise estimates.

What is the difference between an inverter generator and a conventional generator?

Inverters generate clean, variable-speed power quietly, ideal for electronics. Conventional types provide higher fixed-speed power but operate louder. Both support dual fuel setups.

Are dual fuel generators safe for home use?

Yes, operate outdoors only with CO sensors and proper transfer switches to avoid hazards. Propane reduces refueling risks. Get more safety advice from our By Features page.

Can I use propane with any dual fuel generator?

Most come with hoses; verify tank compatibility. Propane provides reliable power with less output than gas but superior storage for emergencies.