Best Dual Fuel Inverter Generators for Reliable Power Solutions

As someone who’s spent a fair bit of time out in the wilderness, weathered a few unexpected power outages, and even helped friends set up their RVs, I’ve come to truly appreciate the peace of mind that a reliable power source brings. And when it comes to versatility and efficiency, dual fuel inverter generators are, in my humble opinion, hard to beat. They offer the best of both worlds, letting you choose between gasoline and propane, which is incredibly handy when one fuel source is scarce or simply more convenient. Plus, being an inverter generator means you’re getting clean, stable power, essential for all your sensitive electronics. I’ve seen firsthand how these portable power solutions can make a huge difference, whether you’re camping, tailgating, or just need dependable backup power at home. That’s why I put together this guide – to help you navigate the options and find the best dual fuel inverter generator for your specific needs, ensuring you always have reliable power solutions right at your fingertips.

IMAGE	PRODUCT NAME	AMAZON LINK
	WEN Quiet and Lightweight 3600-Watt Dual Fuel RV-Ready…	View on Amazon
	Champion Power Equipment 2500-Watt Dual Fuel Portable…	View on Amazon
	WEN Quiet and Lightweight 4800-Watt Dual Fuel RV-Ready…	View on Amazon
	Generac 5,200-Watt Dual-Fuel Portable Inverter Generator -…	View on Amazon
	WEN Quiet 6800-Watt Dual Fuel RV-Ready Electric Start…	View on Amazon
	Westinghouse 11000 Peak Watt Dual Fuel Portable Inverter…	View on Amazon
	Redact 5000W Dual Fuel Inverter Generator 174.2cc –…	View on Amazon

Our Top Picks: Best Dual Fuel Inverter Generators

Let’s dive into some of the top contenders that truly stand out in the market for their performance, features, and overall value.

1. WEN Quiet and Lightweight 3600-Watt Dual Fuel RV-Ready

This WEN generator is a fantastic starting point for anyone needing a versatile and relatively powerful unit. It strikes a great balance between portability and robust output, making it ideal for a variety of uses, from RV trips to light home backup. What really stands out is its quiet operation – you can actually hold a conversation nearby without shouting, which is a huge plus for campsites or neighborhoods. Plus, with its clean power output, you won’t have to worry about frying your sensitive electronics like laptops or phones. The built-in CO Shutdown Sensor is a critical safety feature, offering genuine peace of mind, and the fuel shut-off helps keep maintenance low.

• Key Features:

  • Dual-fuel design runs on both gasoline (3600 surge watts, 2900 rated watts) and propane (3500 surge watts, 2600 rated watts)
  • Extremely quiet operation comparable to the sound of a normal conversation
  • Produces clean power to prevent damage to sensitive electronics
  • WEN Watchdog CO Shutdown Sensor for enhanced safety
  • Includes fuel shut-off to help limit maintenance, two 120V receptacles, one TT-30R RV receptacle, one 12V DC receptacle, two 5V USB ports, and a three-year warranty

• Pros:

  • Very quiet operation
  • RV-ready with TT-30R outlet
  • Excellent safety features (CO sensor, clean power)
  • Lightweight and portable
  • Good value for its wattage

• Cons:

  • Lower wattage compared to larger models for heavy-duty appliances
  • No electric start

• Best for: RV enthusiasts, campers, tailgaters, and light home backup.

User feedback summary: Users frequently highlight its surprisingly quiet operation and the convenience of dual fuel. Many appreciate its reliability for powering essential RV appliances and sensitive electronics.

2. Champion Power Equipment 2500-Watt Dual Fuel Portable

Champion is a name synonymous with reliable portable power, and this 2500-watt dual fuel inverter generator lives up to that reputation. It’s incredibly quiet and lightweight, making it a perfect companion for activities where noise is a concern, like camping or a quiet backyard gathering. The CO Shield carbon monoxide auto shutoff system is a crucial safety addition, protecting you and your loved ones. Its impressive run time on propane means less frequent refueling, and the parallel-ready capability offers a smart upgrade path if you ever need more power down the line without buying a whole new, larger unit.

• Key Features:

  • Operates on either gasoline or propane right out of the box
  • CO Shield carbon monoxide auto shutoff system
  • Ultra-quiet 53 dBA from 23 feet
  • 2500 starting watts, 1850 running watts (gasoline) with up to 11.5 hours run time
  • 1665 running watts (propane) with up to 25 hours run time
  • Optional, sold-separately parallel kit for connecting with another Champion Inverter
  • Includes covered 120V 15.4A household duplex outlet with clean electricity (less than 3% THD), plus a 12V regulated automotive-style outlet
  • 3-year limited warranty with FREE lifetime technical support

• Pros:

  • Extremely quiet and lightweight
  • Excellent run time on propane
  • Parallel-ready for future power expansion
  • Reliable Champion brand with strong support
  • Advanced safety features (CO Shield)

• Cons:

  • Lower wattage might not be enough for larger appliances
  • Parallel kit sold separately

• Best for: Quiet camping, small RVs, sensitive electronics, and light recreational use.

User feedback summary: Many users rave about its incredibly quiet operation, often saying they barely notice it’s running. The ease of switching between fuels and the Champion brand’s reliability are frequently praised.

3. WEN Quiet and Lightweight 4800-Watt Dual Fuel RV-Ready

Stepping up the power a bit, this 4800-watt WEN dual fuel inverter generator offers significantly more juice while maintaining the brand’s commitment to quiet operation and clean power. It’s an excellent choice for those who need to run more appliances, perhaps a larger RV air conditioner, or provide more substantial home backup. The onboard wheels and telescoping pull handle are crucial additions for a unit of this size, making it far more portable than its power output might suggest. Just like its smaller sibling, it includes the essential WEN Watchdog CO Shutdown Sensor and a fuel shutoff feature for longevity.

• Key Features:

  • 224cc dual-fuel engine runs on both gasoline (4800 surge watts, 4000 rated watts) and propane (4320 surge watts, 3600 rated watts)
  • Produces clean power for sensitive electronics
  • WEN Watchdog CO Shutdown Sensor for safety
  • Fuel shutoff maximizes generator’s lifespan
  • Includes onboard wheels, a telescoping pull handle, four 120V receptacles, one TT-30R RV receptacle, one 12V DC receptacle, two 5V USB ports, and a three-year warranty

• Pros:

  • Higher power output suitable for more appliances
  • RV-ready with TT-30R
  • Good portability for its size with wheels and handle
  • Quiet operation for a generator of this wattage
  • Comprehensive safety features

• Cons:

  • Still not enough for very heavy-duty, whole-home backup
  • Can be a bit heavy for one person to lift without assistance

• Best for: Larger RVs, small to medium home backup, construction sites, and outdoor events requiring more power.

User feedback summary: Users often praise the balance of power and quietness this unit offers. The added mobility features like wheels and the handle are frequently mentioned as making it surprisingly easy to move around.

4. Generac 5,200-Watt Dual-Fuel Portable Inverter Generator – iQ5200 8945

Generac is a household name in generators, and their iQ5200 inverter model brings their reputation for reliability into the dual-fuel portable space. This generator is a robust choice, offering substantial power with the convenience of an electric start, which is a fantastic feature when you need power quickly and effortlessly. Its fully enclosed case not only protects the internals but also significantly contributes to its quiet operation. The fuel switching convenience and COsense Technology underscore Generac’s focus on user-friendliness and safety, making it a powerful, smart, and reliable option for various applications.

• Key Features:

  • Portable power solution for outdoor adventures and home backup
  • Convenient electric start with included battery
  • Quiet operation due to fully enclosed case
  • Fuel switching convenience allows seamless transitions between gasoline and LP gas
  • COsense Technology for advanced carbon monoxide safety
  • Smart and Reliable: LED indicators (low oil, overloaded, ready-to-use), two USB ports, parallel-ready capability
  • 5200-watt dual-fuel output

• Pros:

  • Electric start for effortless operation
  • Reputable Generac brand quality and reliability
  • Excellent quiet operation
  • Advanced safety with COsense Technology
  • Parallel-ready for scalability

• Cons:

  • May be heavier than smaller inverter models
  • Price point might be higher than some competitors

• Best for: Home backup, serious camping, tailgating, and job sites where robust and quiet power is needed.

User feedback summary: Users consistently highlight the reliability and build quality typical of Generac products. The electric start is a major selling point, with many appreciating the effortless power-up, especially during unexpected outages.

5. WEN Quiet 6800-Watt Dual Fuel RV-Ready Electric Start

For those who need serious power without sacrificing the benefits of an inverter generator, the WEN 6800-watt model is a compelling option. This powerhouse is designed to handle more demanding loads, making it suitable for larger RVs, more extensive home backup needs, or even as a source for low-power Level 2 EV charging. The inclusion of an electric start is a welcome feature for a generator of this size, making it much easier to operate. With its voltage selector switch and a range of outlets, it offers impressive versatility for different power requirements, all while maintaining WEN’s commitment to safety with the CO Shutdown Sensor.

• Key Features:

  • 224cc dual-fuel engine runs on gasoline (6800 surge watts, 5100 rated watts) and propane (6000 surge watts, 4500 rated watts)
  • Bonded-neutral 240V configuration provides low-power Level 2 charging for EVs
  • WEN Watchdog CO Shutdown Sensor for safety
  • Fuel shutoff for extended lifespan
  • Includes onboard wheels, telescoping pull handle, one L14-30R 120V/240V receptacle, two 120V receptacles, one TT-30R RV receptacle, one 12V DC receptacle, two 5V USB ports, a voltage selector switch, and a three-year warranty

• Pros:

  • High power output for demanding applications
  • Electric start for convenience
  • 240V capability for versatile use (e.g., EV charging)
  • Excellent mobility with wheels and handle
  • Advanced safety features

• Cons:

  • Heavier and larger than smaller inverter generators
  • Fuel consumption will be higher due to increased power output

• Best for: Large RVs, substantial home backup, charging electric vehicles, and heavy-duty job site power.

User feedback summary: Users are consistently impressed with the high power output combined with the quiet operation. The convenience of electric start and the ability to power larger appliances or even charge an EV are frequently praised.

6. Westinghouse 11000 Peak Watt Dual Fuel Portable Inverter

When you need an absolute beast of a generator, the Westinghouse 11000 Peak Watt Dual Fuel Inverter is ready to answer the call. This is one of the highest wattage inverter generators you’ll find, capable of handling almost anything you throw at it, making it an ideal choice for whole-home backup or demanding job site applications. Despite its immense power, it still delivers clean inverter power (less than 3% THD) and comes packed with premium features like remote electric start via a key fob. The LED Data Center provides comprehensive real-time information, and its robust 457cc engine with automatic low oil shutdown and CO Sensor ensures both performance and safety.

• Key Features:

  • 9000 Running Watts and 11000 Peak Watts (Gasoline), 8100 Running Watts and 10000 Peak Watts (Propane) at Less Than 3% THD
  • Remote Electric Start with Included Key Fob, Push Button and Recoil Start
  • Up to 17 Hours of Run Time on a 9.8 Gallon Fuel Tank
  • Features Two GFCI 120V 5–20R 20A, One Transfer Switch Ready 120V L14-30R 30A, and One Transfer Switch Ready 120/240V 14–50R 50A Outlet
  • LED Data Center shows fuel level, power output, remaining run time, voltage, and lifetime hours
  • Powered by a heavy-duty 457cc Westinghouse 4-Stroke OHV Engine with Automatic Low Oil Shutdown and Carbon Monoxide (CO) Sensor
  • Plug-and-Play: Comes with accessories for immediate use
  • 3-year limited service, labor, and parts coverage

• Pros:

  • Extremely high power output for demanding needs
  • Clean inverter power for sensitive electronics
  • Multiple start options, including remote key fob
  • Long run time with large fuel tank
  • Comprehensive outlet selection, including 50A transfer switch ready
  • Detailed LED Data Center for monitoring

• Cons:

  • Heavy and bulky, requiring more effort to move
  • Higher price point reflecting its power and features
  • Will be louder than smaller inverter models (though still quieter than conventional generators of similar power)

• Best for: Whole-home backup, powering multiple large appliances, construction sites, and demanding commercial applications.

User feedback summary: Users are consistently impressed by the sheer power and reliability of this unit, often noting its ability to power an entire home. The remote start and detailed data display are frequently mentioned as standout convenience features.

7. Redact 5000W Dual Fuel Inverter Generator 174.2cc

The Redact 5000W dual fuel inverter generator is a highly versatile and powerful option that balances significant output with excellent portability. It’s built for flexibility, offering multiple starting options including recoil, electric, and remote start, which is a huge convenience feature, especially when you need to power up quickly. Delivering clean power and equipped with a built-in CO sensor, it prioritizes both the safety of your devices and your family. Its parallel ports offer a smart way to scale up your power if needed, making this generator a fantastic choice for both extensive outdoor adventures and critical home backup.

• Key Features:

  • Reliable Power, Flexible Start: 5000W peak/3800W rated on gas or 4500W/3500W on propane
  • Recoil/electric/remote start options
  • Runs 7.5 hours on 1.8 gallons gas tank at 25% load
  • Clean Power, CO Alert: 120V 20A/30A + 12V DC + parallel ports. Inverter generator tech prevents surges.
  • Built-in CO sensor and overload alerts + breakers
  • Double Your Power: Hook two portable generators via parallel ports for 7200W peak/6800W output
  • Powered by a 174cc engine, heavy-duty for RVs or home use
  • Portability First: At 60 lbs with a heavy-duty handle, compact size (20.7”x11.8”x20”)
  • Ready Day One: Includes propane hose, wrenches, funnel + 2-year warranty

• Pros:

  • Excellent power for its size and weight
  • Multiple starting options including remote start
  • Highly portable with handle and compact design
  • Clean power for sensitive electronics
  • Parallel capability for future expansion
  • Good safety features (CO sensor, overload protection)

• Cons:

  • Smaller fuel tank capacity means more frequent refueling at higher loads
  • Propane run time at higher loads might be less competitive

• Best for: RVs, camping, tailgating, home backup, and job sites where portability and flexible starting are key.

User feedback summary: Users consistently praise its robust power output combined with its manageable weight and compact size, making it a favorite for RV travel. The convenience of remote start is also a frequently mentioned benefit.

Helpful Comparison Insights

When looking at these best dual fuel inverter generators, it’s clear there’s a wide range of power and features. Here’s a breakdown to help you make sense of it all without a table:

Power Output: If you’re looking for sheer muscle, the Westinghouse 11000 Peak Watt generator is the undisputed champion, capable of powering nearly an entire home. The WEN Quiet 6800-Watt and Generac 5,200-Watt models offer substantial power for larger RVs or significant home backup. For more modest needs, like a small RV or essential appliances during an outage, the WEN Quiet and Lightweight 3600-Watt and Redact 5000W provide a good balance. The Champion Power Equipment 2500-Watt is at the lower end but excels in extreme portability and quietness for light use.

Noise Levels: For quiet operation, both the WEN Quiet and Lightweight 3600-Watt and the Champion Power Equipment 2500-Watt are standouts, often described as no louder than a normal conversation. Even the larger WEN 4800-watt and 6800-watt models, and the Generac 5,200-watt, maintain impressive quietness for their power output, thanks to inverter technology and enclosed designs. The much larger Westinghouse, while still an inverter, will naturally be a bit louder due to its immense engine size, but still significantly quieter than a conventional generator of the same output.

Portability and Convenience: The Champion Power Equipment 2500-Watt and Redact 5000W are arguably the most portable due to their lower weight and compact designs, with the Redact having a particularly handy grab handle. The WEN 4800-watt and 6800-watt models greatly improve their portability with onboard wheels and telescoping handles, making them manageable despite their higher weight. For ultimate ease of starting, generators with electric start are a huge plus – found on the Generac 5,200-Watt, WEN 6800-Watt, Redact 5000W, and especially the Westinghouse 11000 Peak Watt with its remote key fob.

Safety Features: All these best dual fuel inverter generators prioritize safety. Every WEN model features the WEN Watchdog CO Shutdown Sensor, while Champion offers its CO Shield system, Generac includes COsense Technology, and Westinghouse and Redact also have built-in CO sensors. This makes them incredibly safer to operate than older conventional models. The clean power (low THD) offered by all inverter generators is also a critical safety feature for your sensitive electronics.

Fuel Efficiency and Run Time: The Champion Power Equipment 2500-Watt boasts an impressive run time, especially on propane, making it very efficient for its size. The Westinghouse 11000-watt, with its massive 9.8-gallon fuel tank, offers a long run time even with its high power output. For the other models, run time will vary significantly with the load, but the dual-fuel capability itself is a major advantage for extending runtime or adapting to fuel availability.

Ultimately, the best dual fuel inverter generator for you depends on your specific power requirements, desired noise level, and how easily you need to move it around.

Final Verdict

Choosing the right dual fuel inverter generator really comes down to matching its capabilities with your personal needs. If you’re prioritizing ultra-quiet operation and extreme portability for camping or very light use, the Champion Power Equipment 2500-Watt is an outstanding choice that won’t let you down. It’s a fantastic entry point into reliable inverter power.

For those needing a solid workhorse for RVing, tailgating, or moderate home backup, offering a great blend of power, quietness, and easy mobility, the WEN Quiet and Lightweight 4800-Watt or the Redact 5000W (especially with its remote start) are both excellent contenders. They give you enough juice for most common appliances without being overly bulky.

And if you’re looking for serious power for larger homes, big RVs, or demanding job sites, the Generac 5,200-Watt, WEN Quiet 6800-Watt, and especially the Westinghouse 11000 Peak Watt are in a league of their own. The Westinghouse, with its immense output and comprehensive features, is truly built for heavy-duty, whole-home solutions.

No matter your choice, investing in one of these best dual fuel inverter generators means you’re investing in flexibility, efficiency, and the peace of mind that comes with dependable power, whether you’re at home or far off the grid.

Frequently Asked Questions about Dual Fuel Inverter Generators

Q1: What exactly is a dual fuel inverter generator?
A dual fuel inverter generator is a type of portable power generator that can run on two different fuel sources, typically gasoline and propane (LP gas). The “inverter” part means it produces clean, stable AC power, similar to what you get from your wall outlets, making it safe for sensitive electronics like laptops and smartphones. It’s a reliable power solution because of its fuel flexibility and consistent output.

Q2: Why should I choose a dual fuel inverter generator over a traditional generator?
There are several reasons! Dual fuel offers incredible flexibility – if gasoline isn’t available or is too expensive, you can switch to propane, which also stores longer. Inverter technology means they’re much quieter, more fuel-efficient, and provide clean power (low THD), which is crucial for sensitive electronics. Traditional generators are often louder, less fuel-efficient, and produce “dirty” power that can harm delicate devices.

Q3: Are dual fuel inverter generators safe to use indoors?
Absolutely NOT. All generators, including dual fuel inverter generators, produce carbon monoxide (CO), a colorless, odorless, and deadly gas. They must always be operated outdoors in a well-ventilated area, far away from windows, doors, and vents that could allow CO to enter your home or RV. Many modern generators, like the ones reviewed, include CO shutdown sensors for added safety, but proper placement is paramount.

Q4: How do I calculate what size dual fuel inverter generator I need?
First, list all the appliances and devices you plan to power simultaneously. Find their “starting watts” (the peak wattage needed to start a motor, usually higher) and “running watts” (the continuous wattage needed). Add up the running watts of all items, then add the highest starting watts of any single item to that sum. This will give you a good estimate of the minimum surge and running watts your dual fuel inverter generator should provide. Always round up to ensure you have enough headroom.

Q5: What are the benefits of using propane as a fuel source for my dual fuel inverter generator?
Propane has several advantages: it stores indefinitely without degrading (unlike gasoline), burns cleaner (producing less carbon buildup in the engine), and is often more readily available in specific situations, like during power outages when gas stations might be closed. It can also be more environmentally friendly in terms of emissions. However, it often provides slightly lower wattage output and generally has a higher consumption rate than gasoline for the same power, meaning you’ll need more propane fuel to get the same run time.

Q6: Can I connect two dual fuel inverter generators together for more power?
Yes, many dual fuel inverter generators are “parallel-ready.” This means they have special ports that allow you to connect two identical or compatible inverter generators with a parallel kit (often sold separately). This effectively doubles your power output, giving you the flexibility to handle larger loads when needed without having to purchase a single, much larger and heavier generator. This is a fantastic feature for scalability.

Q7: How should I maintain my dual fuel inverter generator for long-term reliability?
Regular maintenance is key to ensuring your dual fuel inverter generator remains a reliable power solution. This includes checking and changing the oil regularly (refer to your manual for intervals), cleaning or replacing the air filter, inspecting spark plugs, and checking fuel lines. If primarily using gasoline, it’s recommended to run the carburetor dry or use a fuel stabilizer before storage to prevent gumming. For propane, ensure connections are secure. Always consult your generator’s specific user manual for detailed maintenance schedules and instructions.