Reasons to Invest in Dual-Fuel Portable Generators

Imagine a power outage or off-grid situation where you need a reliable and versatile source of backup power. Enter dual-fuel portable generators, the ultimate solution for providing consistent energy in any scenario.

These innovative machines offer flexibility with their two fuel options, ensuring that you always have access to electricity when needed most. In this blog post, we’ll explore the various reasons why investing in a dual-fuel portable generator is an excellent choice for homeowners and outdoor enthusiasts alike.

Key Takeaways

  • Dual-fuel portable generators provide flexibility and preparedness during power outages or off-grid living situations.
  • These generators offer increased fuel efficiency, longer runtime, and are more environmentally-friendly than single-fuel options.
  • Top-rated dual-fuel portable generators include the DuroMax XP12000EH for overall performance, the Westinghouse iGen4500DF for portability, and the Champion Power Equipment 4550 Watt Dual-Fuel Powered Portable Generator for RV use.
  • Investing in a high-quality dual-fuel generator provides peace of mind knowing you have backup power when you need it most.
Duromax Dual Fuel Generator

What Is A Dual-Fuel Portable Generator?

A dual-fuel portable generator is a power-generating device that can operate on two types of fuel: gasoline and propane.

How Does A Dual-Fuel Generator Work?

A dual-fuel generator is an ingenious piece of equipment designed to run on two different fuel types, typically gasoline and propane. This versatility allows you to choose the most convenient or cost-effective fuel source for your specific needs.

First, let me explain how the-generator functions with either fuel type. With gasoline operation, the engine runs by igniting a mixture of air and gasoline vapor in its combustion chamber, producing power through internal combustion.

Switching between fuel sources is surprisingly easy! Most dual-fuel generators come with a selector switch that enables you to choose your desired fuel type promptly – whether that be gasoline or propane.

With a dual-fuel portable generator at your disposal, you’ll never have to worry about being limited by one single fuel source during emergencies or times of scarcity.

Advantages Of Dual-Fuel Portable Generators

Dual-fuel portable generators provide increased fuel efficiency and are more environmentally-friendly than single-fuel options.

Increased Fuel Efficiency

One of the most significant advantages of dual-fuel portable generators is their increased fuel efficiency. As a proficient SEO and high-end copywriter, I can assure you that this feature plays a vital role in reducing your overall running costs while providing stable power to your appliances or devices.

For example, when gas prices are high, switching to propane could save you money without compromising on performance. Furthermore, propane typically has a higher energy content per gallon than gasoline and burns cleaner, which means that your generator will consume less fuel for the same amount of power output.

This results in lower emissions and longer engine life due to reduced wear-and-tear from contaminants present in conventional fuels like gasoline.

More Environmentally-Friendly

Essential Features To Look For In A Portable Generator For Hiking And Backpacking

One of the standout benefits of dual-fuel portable generators is their environmentally-friendly nature. By using both propane and gasoline as fuel sources, these innovative devices can reduce harmful greenhouse gas emissions compared to single-fuel generators.

Switching between propane (LPG) and gasoline also allows you to capitalize on each fuel’s advantages while minimizing their downsides. Propane burns cleaner and results in lower carbon monoxide levels, making it a safer option for indoor use or when camping outdoors with family and friends.

Alternatively, you can utilize gasoline when seeking higher power output for heftier appliances during emergencies like blackouts caused by extreme weather events.

Versatility And Preparedness

One of the most significant advantages of dual-fuel portable generators is their versatility and preparedness. These generators are designed to be used with two fuel sources, typically propane or gasoline, which provides an added level of convenience and flexibility.

Using propane as a fuel source makes these generators ideal for off-grid living and camping trips where gasoline may not always be available. The ability to switch between fuels based on your needs also extends the runtime of the generator so that you can keep appliances and devices powered for longer periods.

Additionally, having multiple fuel options increases your chances of having access to at least one energy source in times of scarceness, making them useful in areas prone to blackouts or other emergencies.

Longer Runtime

One of the main advantages of dual-fuel portable generators is their longer runtime. With two fuel options, users can switch between propane and gasoline to extend the generator’s operating time.

Propane has a longer shelf life than gasoline, making it an ideal backup fuel source for emergencies or off-grid living situations. For example, the EcoFlow Smart Dual-Fuel Generator offers up to 12.5 hours of runtime on propane alone with cleaner emissions resulting in better fuel efficiency than its competitors.

Top Dual-Fuel Portable Generators For 2023

We’ve selected the best dual-fuel portable generators to consider, including the DuroMax XP12000EH, Westinghouse iGen4500DF, and Champion Power Equipment 4550 Watt Dual-Fuel Powered Portable Generator.

Best Overall: DuroMax XP12000EH

DuroMax XP12000EH Generator-12000 Watt Gas or Propane Powered Home Back Up & RV Ready, 50 State Approved Dual Fuel Electric Start Portable Generator, Black and Blue

as of 05/30/2024 11:48 am

I highly recommend the DuroMax XP12000EH as the best overall dual-fuel generator in our list. This unit is a workhorse, delivering a steady output of 9,500W and up to 12,000W peak output.

With its large 8.3-gallon gas tank, this generator can run continuously for up to 10 hours at half-load on gasoline and up to 20 hours on propane.

The DuroMax XP12000EH also features a durable steel frame that makes it ideal for outdoor use or job sites. It has an electric start with a backup recoil cord option that makes it easy to start even during power outages.

Plus, it comes with multiple safety features such as CO2 detection and shutoff for added peace of mind when used indoors or in enclosed spaces.

Best Portable: Westinghouse IGen4500DF

Westinghouse 4500 Peak Watt Super Quiet Dual Fuel Portable Inverter Generator, Remote Electric Start, Gas & Propane Powered, RV Ready 30A Outlet, Parallel Capable

as of 05/30/2024 11:48 am

The Westinghouse iGen4500DF is one of the best portable dual-fuel generators you can invest in for 2023. With a peak output of 4,500 watts and its ability to run on both gasoline and propane, it’s an excellent choice for those looking for versatility and cost savings.

This generator is CARB and EPA compliant, making it safe and legal to use in all 50 states.

One of the standout features of the iGen4500DF is its low noise level at only 52 decibels. This feature makes it suitable for use in quiet environments without disturbing others around you.

The generator has two USB ports and three 120V outlets, which make it perfect for charging small electronics when camping or tailgating events. Its telescoping handle and wheels provide easy transportability, while its fuel capacity allows it to run up to 18 hours on propane – ideal for longer trips or extended power outages.

Best Budget: DuroMax Duro Star DS5500EH

DuroMax XP5500EH Electric Start-Camping & RV Ready, 50 State Approved Dual Fuel Portable Generator-5500 Watt Gas or Propane Powered, Blue/Black

as of 05/30/2024 11:48 am

Looking for a reliable dual-fuel portable generator that won’t break the bank? Look no further than the DuroMax Duro Star DS5500EH, our top pick for budget-friendly options.

With its ability to run on both gasoline and propane (LPG), this generator provides versatility and preparedness in the event of power outages or natural disasters.

It boasts an impressive 4500 peak watts and 3500 rated watts, making it suitable for powering essential appliances such as refrigerators, lights, and fans.

Not only is the DuroMax Duro Star DS5500EH an affordable option, but it is also easy to maintain with its side-access door design allowing quick access to parts or swapping out oils.

Additionally, with a noise level below 69 decibels at 23 feet away, this generator operates quietly without causing too much disruption in your environment.

Best Quiet: Champion Power Equipment 2500-Watt Gasoline/Propane Portable Inverter Generator

Champion Power Equipment 200961 2500-Watt Dual Fuel Portable Inverter Generator, Ultralight

as of 05/30/2024 11:48 am

If you’re in the market for a quiet dual-fuel generator, look no further than the Champion Power Equipment 2500-Watt Gasoline/Propane Portable Inverter Generator.

With its ability to run on both gas and propane, this generator provides versatility and peace of mind during power outages or emergencies.

In addition to its noise level, this portable inverter generator also boasts a long runtime of up to 11.5 hours on gasoline and an impressive 34 hours on propane.

This means you won’t have to worry about refueling frequently or risking losing power during extended outages.

Best For RVs: Champion Power Equipment 4550 Watt Recoil Start Dual-Fuel Powered Portable Generator

Champion Power Equipment 200988 4500-Watt Dual Fuel RV Ready Portable Inverter Generator, Electric Start

as of 05/30/2024 11:48 am

One of the best options for RV owners when it comes to dual-fuel portable generators is the Champion Power Equipment 4550 Watt Recoil Start Dual-Fuel Powered Portable Generator.

This generator has a peak power output of 4,550 watts and can run on both propane and gasoline, making it a versatile choice for any situation.

Another great thing about this generator is that it’s easy to use and transport – thanks to its durable frame and never-flat tires. Additionally, safety features like carbon monoxide detection add an extra layer of protection when using the generator in enclosed spaces like an RV.

Factors To Consider When Buying A Dual-Fuel Portable Generator

When buying a dual-fuel portable generator, it’s important to consider factors such as power output, fuel capacity, starting type, operating noise, size, weight and features.

Power Output

When buying a dual-fuel portable generator, one of the most crucial factors to consider is power output. This refers to the amount of electricity that the generator can provide at any given time.

For instance, if you live in an area prone to severe weather conditions and require a backup power solution for several appliances like air conditioners, refrigerators, and sump pumps simultaneously, then you may need a large-capacity unit like DuroMax XP13000HXT or Westinghouse WGen9500DF.

On the other hand, if you need a portable generator for camping trips or outdoor activities with minimal wattage requirements (laptop charger), then smaller units such as Champion Power Equipment 2500-Watt Gasoline/Propane Portable Inverter Generator would suffice.

Fuel Capacity

As a possible customer, it’s crucial to consider the fuel capacity of a dual-fuel portable generator when making a purchase decision. The size of the fuel tank and its ability to hold enough fuel for your needs play an essential role in determining how long your generator will run without refueling.

Dual-fuel generators typically have larger tanks than single-fuel models. For example, the Westinghouse iGen4500DF has a 3.4-gallon gas tank and can run for up to 18 hours on propane with a 20-pound tank.

It’s also important to note that propane has a longer shelf life than gasoline, making it easier for users who plan on storing their generator for extended periods between uses like during natural disasters or home backup power purposes.

Starting Type

One important factor to consider when buying a dual-fuel portable generator is the starting type. Electric start generators are more convenient as they can be started with a push of a button, while recoil start generators require pulling a cord to start up.

For example, some popular portable propane generators like the Champion Power Equipment 2500-Watt Gasoline/Propane Portable Inverter Generator offer both types of starting; you get the convenience of push-button electric start and the backup of reliable recoil starter cords.

Lastly, it helps if you have your generator maintained regularly to avoid potential issues with the engine parts and other components responsible for power generation.

Operating Noise

One of the most important factors to consider when choosing a dual-fuel portable generator is the level of operating noise. No one wants to be stuck listening to a loud, obnoxious generator running all day and night.

Luckily, many new generators have features that help reduce their sound output without sacrificing power output.

Another vital factor to consider is whether or not your chosen model has safety features like carbon monoxide detection or automatic shut-off if it overheats.

Some models like DuroMax XP12000EH also feature CO2 safety shutoff and over-speed shutoffs for added protection and peace of mind while operating your generator.

Size, Weight, And Features

When selecting a dual-fuel portable generator, size, weight, and features are essential considerations. You want to be able to easily transport your generator and store it away when not in use.

Generally speaking, the higher the power output of the generator, the larger and heavier it will be.

In addition to size and weight, you should also look at features such as electric start versus a recoil cord or parallel operation capabilities. Some generators come with advanced safety features like CO2 shut-off sensors or GFCI outlets that can help keep you safe during operation.

EcoFlow’s DELTA Pro and Max models have built-in technology that allows them to automatically adjust their output based on how much energy is required by connected devices for increased fuel efficiency and runtime longevity without compromising performance levels.

Dual-Fuel Generator FAQs

Got questions about dual-fuel generators? Check out our FAQs section for answers to common inquiries such as fuel efficiency, power output, and running time on propane.

Are Dual-fuel Generators Worth It?

As someone who has experienced power outages and natural disasters, I can confidently say that dual-fuel generators are definitely worth the investment. Not only do they offer more fuel options, but they also provide increased fuel efficiency and versatility.

Additionally, dual-fuel generators are typically more environmentally-friendly than single-fuel generators, emitting fewer greenhouse gases and using less fuel overall.

And with proper maintenance, these generators will last for years to come.

What Is The Most Powerful Dual-fuel Generator?

As a Possible Customer looking for the most powerful dual-fuel generator, you have several options to choose from. The DuroMax XP12000EH is currently one of the top performers on the market with a capacity of 12,000 watts.

Another excellent choice is the Westinghouse WGEN9500DF with 9,500 running watts and 12,500 peak watts.

Ultimately, it’s important to consider your power needs and budget when selecting a dual-fuel generator.

Is It Better To Run A Dual-fuel Generator On Gas Or Propane?

As a dual-fuel generator owner, you may be wondering which fuel source is better, gas or propane. While both fuels have their advantages, it ultimately depends on your needs and preferences.

Gasoline is widely available and can power heavy-duty equipment. However, it has a shorter shelf life than propane and emits more pollutants like carbon monoxide.

If you prioritize safety and environmental concerns, then running your dual-fuel generator on propane may be the best choice for you. Additionally, if you live in an area prone to natural disasters or power outages where fuel availability might be scarce or intermittent, having a backup supply of propane could be beneficial to ensure sustained operation of your dual-fuel generator without interruption.

How Long Will A Dual-fuel Generator Run On Propane?

Propane is an excellent fuel option for dual-fuel generators, especially since it has a longer shelf life compared to gasoline. The EcoFlow Smart Dual-Fuel Generator, for instance, can run for 12.5 hours using propane alone.

However, the runtime of a generator on propane depends on several factors such as the generator’s fuel tank capacity and power output. For example, the DuroMax XP12000EH Propane Generator provides up to eight hours of continuous operation at half load with a 20-pound propane tank.

It’s important to note that proper maintenance also contributes significantly to how long a generator will run on propane or any other fuel type.


Dual-fuel portable generators are a smart investment for anyone looking to prepare for power outages or off-grid living. With the ability to use both propane and gasoline, these generators offer versatility and increased fuel efficiency.

They also provide longer runtime, making them ideal for emergency situations. When choosing a dual-fuel generator, consider factors such as power output, fuel capacity, noise level, and safety features.

Brands like EcoFlow offer eco-friendly options that run on clean-burning LPG and even solar power.

What are the benefits of investing in a dual-fuel portable generator?

Investing in a dual-fuel portable generator offers many benefits including increased fuel efficiency, extended run time, versatility to switch between two types of fuel (gasoline and propane), and lower maintenance costs.

Are there any environmental advantages to using a dual-fuel portable generator?

Yes, using propane as an alternative fuel source can significantly reduce emissions compared to gasoline-powered generators, making them more environmentally friendly.

Can I use my existing appliances with a dual-fuel portable generator?

Dual-fuel portable generators are designed with multiple outlets that can accommodate different types of electrical loads. As long as the appliance is within the wattage capacity of the generator, it should work without any issues.

How do I properly maintain my dual-fuel portable generator?

Proper maintenance for your dual-fuel portable generator includes regular oil changes, air filter cleaning/replacement, spark plug replacement and keeping both gasoline and propane tanks filled when not in use to prevent moisture from accumulating in interior parts. It’s also important to store your unit correctly by keeping it clean and dry while avoiding exposure to harsh weather elements or extreme temperatures over long periods of time so that you don’t have trouble starting it up later on if needed during emergencies or outages caused by power failures due hurricanes or other natural disasters”.

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I'm Wayne. I have worked in the construction industry for many decades and have had the opportunity to work with various equipment and portable generators. I've also written extensively about both subjects. I spend time with my family when I'm not writing or working in construction.

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