Run on propane or gasoline for flexible power during outages or trips. That’s the beauty of a dual fuel generator. It gives you choice. You don’t have to worry about finding one specific fuel type in a pinch. Just grab what’s available and power up. It’s a game-changer for camping or keeping your fridge running when the grid goes down. No more stressing about fuel shortages.
You get the best of both worlds. Propane burns cleaner and lasts longer in storage. Gasoline is easier to find and packs more energy per gallon. Just flip a switch or turn a dial, and you’re set. It’s that simple. Whether you’re at a remote cabin or just preparing for storm season, this flexibility makes life easier. you won’t be caught off guard again.
Product Comparison Table: 9 Best Dual Fuel Generator
| Image | Why We Like This Product | Editor’s Rating | |
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WEN Quiet and Lightweight 4800-Watt Dual Fuel RV-Ready Electric…
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9.9 |
Read Review |
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ERAYAK 4500W Dual-Fuel Portable Inverter Generator for Home Use,…
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9.7 |
Read Review |
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WEN 2800-Watt Dual Fuel Inverter Generator, Quiet, Portable, and…
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9.5 |
Read Review |
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WEN 6800-Watt Dual Fuel RV-Ready Electric Start Portable Inverter…
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9.3 |
Read Review |
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Westinghouse 5000 Peak Watt Super Quiet Dual Fuel Portable…
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9.1 |
Read Review |
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PowerSmart 4400-Watt Dual Fuel Portable Inverter Generator, PowerSmart Gas…
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8.9 |
Read Review |
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Westinghouse 12500 Watt Dual Fuel Home Backup Portable Generator,…
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8.7 |
Read Review |
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DuroStar DS13000MX 13,000-Watt 500cc Dual Fuel Portable Generator -…
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8.5 |
Read Review |
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WEN Quiet and Lightweight 3600-Watt Dual Fuel RV-Ready Portable…
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8.3 |
Read Review |
Quick Review For Top 9 Dual Fuel Generator
WEN Quiet and Lightweight 4800-Watt Dual Fuel RV-Ready Electric Start Portable Inverter Generator with Fuel Shut Off and CO Watchdog (DF480iX)
The WEN Quiet and Lightweight 4800-Watt Dual Fuel RV-Ready Electric Start Portable Inverter Generator with Fuel Shut Off and CO Watchdog (DF480iX) is built to give you reliable power without the headache of complicated setups. It is a workhorse that prioritizes safety and simplicity. At its heart is a 224cc dual-fuel engine. You can run it on gasoline, giving you 4800 surge watts and 4000 rated watts. Or, switch to propane for 4320 surge watts and 4000 rated watts.
This flexability means you can use whatever fuel is available, whether you are at a campsite or dealing with a power outage at home. The electric start makes firing it up effortless, just push a button and go. Noise is a big concern with generators, but this model keeps things quiet. The operation is extremly quiet, comparable to the sound of a normal conversation according to the US Department of Health and Human Services.
You won’t have to shout over it while tailgating or worry about disturbing your neighbors during an overnight RV trip. Your sensitive electronics are safe here. The generator produces clean power, so you can plug in your smartphone, tablet, or laptop without worrying about damage from dirty electricity. It also includes the WEN Watchdog CO Shutdown Sensor. This feature automatically turns off the generator if dangerous levels of carbon monoxide are detected.
ERAYAK 4500W Dual-Fuel Portable Inverter Generator for Home Use, Camping Outdoor, 30A RV Ready, Auto Switch, Gas and Propane Powered, EPA, CO Sensor, Parallel Ready, Campact Design
The ERAYAK 4500W Dual-Fuel Portable Inverter Generator is built to give you flexible, reliable power wherever you need it. It runs on both gasoline and propane, so you can choose the fuel that works best for your situation. On gasoline, it delivers 4500 peak watts and 3500 rated watts. On propane, you get 4050 peak watts and 3150 rated watts. That makes it a solid choice for home backup, camping, RV trips, or even jobsites.
Switching between fuels is simple.
The generator uses a gas priority system. When the propane runs out, it automatically switches to gasoline. No shutdowns, no interruptions. You get steady power without having to stop and restart. This is really handy during a storm or a long night at the campsite.
It’s also very portable. Weighing only 54 pounds, it’s one of the lightest models in its class. The compact size—just under 20 inches tall and 17 inches wide—makes it easy to store in your garage or truck bed.
You can move it around without straining your back.
The power is clean and safe for your sensitive electronics. It uses pure sine wave technology with a total harmonic distortion of just 0.2% to 1.2%. That means your laptop, phone, or medical device won’t get damaged. You get two 120V/20A outlets, a 30A RV outlet, plus USB-A and USB-C ports. It’s ready to plug into your camper or home transfer switch right out of the box.
Noise is not a problem.
WEN 2800-Watt Dual Fuel Inverter Generator, Quiet, Portable, and Lightweight with Fuel Shut Off and CO Watchdog (DF280iX)
The WEN 2800-Watt Dual Fuel Inverter Generator, Quiet, Portable, and Lightweight with Fuel Shut Off and CO Watchdog (DF280iX) is built to give you flexible power options without the usual noise and weight. This generator runs on either gasoline or propane, giving you choise depending on what fuel is available. On gasoline, it delivers 2800 surge watts and 2250 rated watts. On propane, you get 2800 surge watts and 2000 rated watts.
That means you can power essentials like a fridge, lights, or tools during a camping trip or a power outage.
One of the most important things about this generator is the clean power it produces. It uses inverter technology to output stable electricity that won’t damage your sensitive electronics. You can safely plug in your smartphone, tablet, or laptop without worrying about surges or dirty power.
It also includes two three-prong 120V receptacles, one 12V DC receptacle, and two 5V USB ports. So you can charge multiple devices at once, which is really handy when you are off grid.
Safety is a big deal with this model. The WEN Watchdog CO Shutdown Sensor automatically turns off the generator if dangerous levels of carbon monoxide build up. This helps protect you and your family, especially if you are using it in a partially enclosed space.
WEN 6800-Watt Dual Fuel RV-Ready Electric Start Portable Inverter Generator with Fuel Shut Off and CO Watchdog for Electric Vehicle Backup (DF680iX)
The WEN DF680iX 6800-Watt Dual Fuel Portable Inverter Generator is built for serious power needs, especially if you own an electric vehicle. This generator is designed to work with both gasoline and propane, giving you flexibility depending on what fuel you have on hand. On gasoline, it delivers 6800 surge watts and 5100 rated watts. Switch to propane, and you still get a solid 6000 surge watts with 4500 rated watts.
That is enough to run essential appliances or charge your EV at home during an outage.
One standout feature is its bonded-neutral 240V configuration. This allows the generator to provide low-power Level 2 charging for battery and hybrid electric vehicles. If you rely on your EV for daily comutes, this can be a real lifesaver when the grid goes down.
The 224cc dual-fuel engine is reliable, and the inverter technology keeps the power clean and stable for sensitive electronics.
Safety is a top priority with the WEN Watchdog CO Shutdown Sensor. It automatically turns off the generator if it detects dangerous levels of carbon monoxide. This helps protect you and your family, giving you peace of mind when running it near the house. The fuel shutoff feature is another smart addition.
Westinghouse 5000 Peak Watt Super Quiet Dual Fuel Portable Inverter Generator, Remote Electric Start, Gas & Propane Powered, RV Ready 30A Outlet, Parallel Capable, Blue/Black
The Westinghouse 5000 Peak Watt Super Quiet Dual Fuel Portable Inverter Generator gives you a lot of flexability. It runs on either gasoline or propane, so you can pick the fuel that works best for your situation. With 5000 peak watts and 3900 rated watts, it can handle your essential appliances and electronics. The power is clean too, with less than 3% total harmonic distortion, making it safe for sensitive devices like laptops and phones.
Starting this generator is easy.
You get three options: a remote start with a key fob, an electric start button, or a traditional recoil pull start. No more struggling with cords. The telescoping handle makes it simple to move around, even when the unit is fully fueled. It rolls on wheels, so you can put it exactly where you need it.
The outlets are well thought out. There is a standard 5-20R 120V duplex household outlet, an RV-ready TT-30R 30 amp outlet, and two USB ports.
This makes it a great choice for travel trailers or backup power at home. You can run your fridge, lights, and a few other essentials without worry. It is also parallel capable, meaning you can connect two units together for more power if you ever need it.
One of the best parts is how quiet it is. Noise output is as low as 52 dBA, which is about the same as a normal conversation. You won’t annoy your neighbors or disturbe your own peace. Fuel efficiency is impressive too.
PowerSmart 4400-Watt Dual Fuel Portable Inverter Generator, PowerSmart Gas Powered, CO-Sensor, Lightweight & Quiet for Home Use and Emergency Backup, Camping, EPA Compliant
The PowerSmart 4400-Watt Dual Fuel Portable Inverter Generator is built to give you flexible power without the headache. This unit runs on either gasoline or propane, so you can choose what’s easiest or most available. With a starting wattage of 4400 watts and a rated wattage of 3600 watts, it can handle the essentials in your home during an outage, power up your RV gear, or keep tools running on a job site. You get a solid amount of electricity without needing a massive machine.
One of the best parts is how long it runs. The 1.6-gallon fuel tank gives you about 11 hours of runtime at a 25% load. That means you can sleep through the night without getting up to refill it. If you are camping or dealing with a storm, that extra time matters. The generator is also super quiet. At 76 decibels from 23 feet away at 25% load, it won’t disturb your neighbors or scare off the wildlife. You can have a conversation near it without yelling. Portability is a big deal here.
The PowerSmart generator weighs just 61.29 pounds and has a compact frame that measures 19.3 x 16.9 x 16.5 inches. You can easily lift it into your truck or store it in a corner of the garage. It’s not one of those heavy units that makes you regret moving it. The inverter technology also helps give you cleaner power, so your sensitive electronics like phones or laptops stay safe. Safety is built right in. It uses an EPA Compliant 223cc 4-stroke gas engine that meets emissions standards.
Westinghouse 12500 Watt Dual Fuel Home Backup Portable Generator, Remote Electric Start, Transfer Switch Ready, Gas and Propane Powered
The Westinghouse 12500 Watt Dual Fuel Home Backup Portable Generator gives you a solid power source when you need it most. It runs on either gasoline or propane, so you can choose what’s available. On gasoline, it delivers 9500 running watts and 12500 peak watts. On propane, you get 8500 running watts and 11200 peak watts. That’s enough to keep your fridge, lights, sump pump, and even your AC running during an outage.
Starting this generator is easy.
You get a remote start with a key fob, plus an electric start and a recoil start as backups. No fumbling with pull cords in the dark. The 6.6 gallon fuel tank includes a fuel gauge, and it gives you up to 12 hours of run time on a full tank. That means you can sleep through the night without worrying about refueling.
You have plenty of outlets to work with.
There are two GFCI 120V standard household receptacles, one transfer switch ready 120V L14-30R outlet, and one RV ready 120/240V 14-50R outlet. All the outlets come with rubber covers for added safety. If you want to hook it up to your home’s breaker panel, the transfer switch ready outlet makes that simple.
Under the hood, it uses a heavy duty 457cc Westinghouse 4-stroke OHV engine with a long-lasting cast iron sleeve.
DuroStar DS13000MX 13,000-Watt 500cc Dual Fuel Portable Generator – Gas and Propane, Remote Electric Start, Whole Home Power Backup, Transfer Switch Ready, RV & Emergency Ready
The DuroStar DS13000MX 13,000-Watt 500cc Dual Fuel Portable Generator is built for serious home backup power. It’s a heavy-duty machine designed to keep your lights on and your appliances running when the grid goes down. With 13,000 watts of reliable power, this generator can handle your whole home, a job site, or even your RV during a storm or outage. You get real fuel flexibility thanks to dual fuel technology.
You can run it on gasoline for maximum power output, or switch to propane for longer run times and cleaner emissions. That choice matters when fuel supplies are uncertain during an emergency.
Safety is a priority here. The built-in CO Alert system constantly monitors carbon monoxide levels. If it detects dangerous fumes, it automatically shuts the generator down. This helps protect your family from harmful gases, so you can use it with more peace of mind.
Starting the unit is effortless with the push-button electric start. No more pulling cords or struggling in bad weather. The intuitive control panel is straight forward. There is a front-facing fuel selector that lets you quickly switch between gas and propane without any confusion.
This generator is also transfer switch ready. It comes with a 50-amp heavy-duty outlet, so you can connect it directly to your home’s transfer switch.
WEN Quiet and Lightweight 3600-Watt Dual Fuel RV-Ready Portable Inverter Generator with Fuel Shut Off and CO Watchdog (DF360iX)
The WEN Quiet and Lightweight 3600-Watt Dual Fuel RV-Ready Portable Inverter Generator with Fuel Shut Off and CO Watchdog (DF360iX) is designed to give you reliable power for camping, job sites, or emergency backup. It runs on two fuel types. You can use gasoline for 3600 surge watts and 2900 rated watts. Or you can switch to propane, which gives you 3500 surge watts and 2600 rated watts.
This flexibility means you can choose what’s available or convenient.
Noise is a big deal with generators. This one runs extremly quiet. According to the US Department of Health and Human Services, the sound level is comparable to a normal conversation. So you can run it near your RV or tent without disturbing others. It also produces clean power. That means it won’t damage sensitive electronics like smartphones, tablets, or laptops.
You can charge your devices safely.
Safety is built right in. The WEN Watchdog CO Shutdown Sensor monitors the air around you. If it detects dangerous levels of carbon monoxide, the generator shuts off automatically. This helps protect you and your family from harm. There is also a fuel shut-off feature. It lets you run the carburetor dry before storage, which cuts down on maintenance and keeps the engine running better over time.
You get plenty of outlets to work with.
Dual Fuel Generator Buying Guide
A dual fuel generator lets you choose between gasoline and propane for flexible emergency power. This isn’t just a nice-to-have—it’s a game changer when storms hit and fuel supplies run low. Imagine your neighborhood without power for days. Gas lines are long, but you’ve got propane tanks sitting in your shed. That peace of mind is priceless. But not all models are created equal. Here’s what to look for before you buy.
Fuel Switchover Ease
How easy is it to swap between fuels? Some generators have a simple dial or lever. Others require you to swap hoses or shut down the engine first. You want something that works without a manual. A quick flick from gasoline to propane can save time during a blackout. Look for models with a built-in regulator and a clear fuel-selector valve. Don’t settle for a clunky design that frustrates you when your family needs power the most.
Power Output and Wattage Balance
Running wattage matters more than peak numbers. A generator that claims 10,000 starting watts might only deliver 7,500 running watts on propane. Propane produces slightly less energy than gasoline. So check the specs for both fuels. You need enough juice to run your fridge, lights, and maybe a sump pump. Make a list of essentials before you shop. That way, you won’t overpay for power you don’t need—or undersize and risk tripping breakers.
Runtime and Tank Size
Long runtimes mean less refueling in the dark. Propane generally lasts longer than gasoline per tank, but tank size varies. A 20-pound propane tank might run a 5,000-watt generator for 10 hours at half load. Bigger models accept larger tanks or even a direct line to a 100-pound tank. Check the runtime chart in the manual. You don’t want to wake up to a dead genie at 3 AM because you misjudged the fuel capacity.
Portability and Storage
These machines are heavy. A 7,000-watt dual fuel generator can weigh over 150 pounds. Look for sturdy wheels, a fold-down handle, and a frame that won’t bend. If you plan to move it often, a smaller wheelbase might be a pain. Store it in a dry spot, and always keep propane tanks upright and away from heat. A little planning now saves back pain later.
Frequently Asked Questions About Dual Fuel Generator
What exactly is a dual fuel generator?
A dual fuel generator can run on two types of fuel. Usually, it uses gasoline or propane. You can switch between them easily. This gives you more flexibility when you need power.
Why would I choose a dual fuel generator over a regular one?
You get options. If gasoline runs out, you can use propane. Propane stores longer and doesn’t go bad. It also burns cleaner. This means less maintenace over time. Plus, you can keep extra propane tanks safely.
Is it hard to switch between fuels?
No, it’s simple. Most models have a switch or a valve. You just turn it to your chosen fuel. Some even let you switch while teh generator is running. Always check your manual first for safety.
Which fuel is better for my needs?
It depends on your situation. Gasoline gives you more power output. It’s great for heavy loads like running your AC. Propane is better for long-term storage. It’s also quieter and produces less smell. For emergencies, propane is often more reliable.
Can I run sensitive electronics on a dual fuel generator?
Yes, but you need to be careful. Many modern generators have clean power output. Look for models with THD (total harmonic distortion) under 3%. This protects your laptops, phones, and other gadgets. If unsure, use a surge protector.
How do I maintain a dual fuel generator?
Regularly check the oil and air filter. Change the oil every 50-100 hours of use. Drain the fuel tank if you won’t use it for a while. Propane systems need less upkeep. Always run it every few months to keep it in good shape.
Are dual fuel generators more expensive?
They can cost a bit more upfront. But you save money in the long run. Propane is often cheaper than gasoline. You also get better fuel efficiency. Think of it as an investment in flexibility.
What size do I need for my home?
Calculate your wattage needs. Add up essential items like fridge, lights, and sump pump. A 5,000 to 7,500 watt unit works for most homes. For larger needs, consider a bigger model. Always get a little more power than you think you need.
Our Final Recommendation
You’ve thought about your power needs and seen what dual fuel generators can do. The choice comes down to what fits your space and your budget. Most homes do well with a unit around 7,000 to 10,000 running watts. That gives you enough juice for your fridge, lights, and a few essentials. Just check teh runtime on propane—it’s often longer than with gas. And remember to measure your garage or shed before you buy. A big generator is no good if it doesn’t fit where you plan to store it.
Your best bet is to pick a model from a trusted brand with good reviews. Look for one that has a clear control panel and easy pull-start or electric start. These little details make a big differnce when the lights go out. Stick with your budget and don’t overpay for extra features you won’t use. A solid dual fuel generator will keep your home running smoothly for years to come.