6 Best Duromax Generator Reviews - A Buyers Guide

Duromax Generators was founded back in 2003, having its headquarters in California. In such a short duration they have made unexpected progress in the field of the generator manufacturing industry. From the basic generator to the digital generator, Duromax has earned huge fame.

People find their generators to be best in terms of durability, fuel consumption, efficiency, and whatnot. Duromax manufactures generators for different purposes. You can use them for your home power backup, camping, partying, tailgating, etc. These generators are worth the investment, and every penny pays off.

We have prepared a list of the 5 best Duromax generators along with their features, pros, cons, etc. I hope this will help you a lot to choose the best one.

About Duramax

The industry that has established its name in manufacturing portable multi-fuel generator technology is DuroMax Power Equipment which was established in 2003 and has its head office in Ontario, California. They are best known for their digital inverters to generators that can power your entire home and durability is always guaranteed.

Backup generators are their specialty. They provide some of the most powerful generators that are available in the market, some of which can power your entire house with only one cord. These types can power large appliances like numerous central air conditioners (when used with soft start), gas water heaters, and even gas furnaces. They range in capacity from 10,000 to 15,000 watts and have both a 240 Volt capability and a 50 Amp connection.

Best Duromax Generator – Quick Comparison

1. DuroMax XP12000EH

DuroMax XP12000EH

The Duromax XP12000EH, sometimes known as “The Beast,” is a dual-fuel generator that was designed with toughness in mind. It produces 9500 watts of operating power and 12000 watts of starting power, allowing for the operation of many tools or pieces of equipment at once. People who are searching for a hybrid option can choose this generator.

Multiple outlets: While there are only two 3-prong outlets, three larger outlets can accommodate RV ports and twist-lock style plugs, allowing for the connection of large appliances or equipment.

Runtime: The 8.3-gallon tank offers up to 20 hours of operation on a 20lb propane tank and 10 hours of operation at 50% load on gasoline. You can continue using that amount of fuel without having to refuel for a few days.

Low oil pressure detector: Due to dual fuel technology, users have the option and flexibility to choose their preferred fuel. immediately turn off the generator when it detects low oil pressure to protect your investment.

Powerful engine: Powerful enough to handle heavy loads, including lights, a refrigerator, a home air conditioner, and high-amperage power tools. It has a starting wattage of 12,000 and a running wattage of 9,500.

Westinghouse 9500dfc generator is almost similar to this one and has a 12-hour run time. This generator is also quieter than the Duramax 12000EH generator having 4 powerful stroke engine.

Maximum power: Utilize each 120-volt outlet to its full potential with DuroMax MX2 technology. Select whether to run the generator at 240 and 120 volts simultaneously or at 120 volts with full power.


Brand DuroMax
Wattage 12000 watts
Fuel Type Dual Fuel
Power Source Gas
Item Weight 224 Pounds
Voltage 240 Volts


This generator is overall a good generator having an excellently heavy engine. The only drawback is it takes work to operate.

  • This generator is CARB and EPA-approved
  • It is Easy to move from one place to another
  • Accompanies a Heavy and durable engine
  • Owners may find it difficult to use


2. DuroMax XP4000S Portable Generator

DuroMax XP4000S Portable Generator

The Duromax XP4000S portable generator is a well-known generator that deserves praise.

Efficient performance: The majority of those who have bought it acclaim its faultless performance and quiet engine. These are the statements that I have mostly listened to from people and read in the reviews on different websites.

Quieter generator: While XP4000S is quieter than the majority of the other traditional portable generators, it is still not as quiet as inverter generators.

Affordable: It is also a reasonably priced generator. You can find their alternatives at much higher prices.

Heavy duty engine: An air-cooled, OHV Durostar 7.0 HP engine powers the Duromax XP4000S. The motor has an automated shutdown mechanism for low oil. The engine also includes an air-cooling system that is effective in preventing overheating.

Control panel: A few practical necessities, such as an oil warning light, a circuit breaker, and a voltmeter, are included on the control panel.

Multiple outlets: Numerous outlets on the XP4000S are ideal for a range of uses. One 120V 30Amp L5 30 outlet and two 120V 20Amp 5-20R outlets are among them.


Brand DuroMax
Wattage 3300 watts
Fuel Type Gasoline
Power Source Gas
Item Weight 90 Pounds
Voltage 120 Volts


Overall, this is an amazingly affordable generator. It is sturdy and reliable. The only issue with this generator is that it’s not easy to move.

  • It accompanies an air-cooled engine
  • It has a steel body
  • It is a very affordable generator
  • It doesn’t accompany Wheels


3. DuroMax XP4400EH

DuroMax XP4400EH

The XP4400EH is a popular type that is particularly helpful for running devices on an RV. Again, this is a version that is also offered in a dual fuel and propane version, but using LPG during an RV journey makes that option much more appealing.

Efficient generator: This type of generator and the XP4850EH are pretty similar, although this one has a lesser capacity. In addition, there are a lot of good things to say about this generator, including its fuel efficiency, transportable easiness, and compliance with both EPA and CARB.

Robust: This is another robust Duromax construction made entirely of steel, but the makers nevertheless managed to maintain the weight within acceptable bounds.

Easy to transport: It may be readily dragged by one person because of the big wheels and folding handle, and the other stands keep the device balanced.

Kit Components: Each kit includes the essential tools for routine maintenance, such as a spark plug extractor and DC cords for charging the automobile battery. Please be aware that this model does not come RV-ready, so you might need to make some adjustments during installation.


Brand DuroMax
Wattage 3300 watts
Fuel Type Gasoline
Power Source gas-powered
Item Weight 127 Pounds
Voltage 120 Volts


This generator is a reliable generator that comes at such a low price. It accompanies an auto-low oil shutdown technique.

  • It is an affordable generator
  • It has an automatic low-oil shutdown option
  • It has an excellent running time
  • You might find it difficult to clean


4. DuroMax XP13000EH

DuroMax XP13000EH

The power needs for your job site can be satisfied by this generator. This portable dual-fuel generator generates power similarly to a standby generator.

Powerful engine: With its 500cc OHV DuroMax engine, the DuroMax XP13000HX is quite powerful. During a blackout or other emergency, this generator produces more than enough electricity to run all of your home’s equipment.

Power Capacity: On gasoline, the DuroMax XP13000HX generates 10500 rated watts and 13000 surge watts. It generates 12350 peak watts and 9975 operating watts when powered by propane. You can use this power to run appliances like a dryer, freezer, heater, modern refrigerator, and air conditioner. Additionally, you can use high-amperage instruments.

Running Capacity: A larger tank equals more operating hours, but it also increases the portable generator’s weight and size. One tank of fuel is enough to power the DuroMax XP13000HX for 8.5 hours at half load. Furthermore, it may operate on propane for up to 6.5 hours at half load. In the absence of a generator load, the rest control feature lowers engine speed. As a result, the engine will run longer on less gasoline.

Fuel options: The portable generator DuroMax XP13000HX uses two fuels. Multiple fuel options are available with dual-fuel generators. Use either gasoline or propane to power this generator.

Environmental Friendly: When operating, every portable generator emits noxious fumes and particles. Carbon Monoxide is one such gas (CO). A silent killer, CO is also known as. CO poisoning is possible at dangerous levels. Emissions regulations are provided by the EPA and CARB.

Noise: 74 DB is the operating noise level of the DuroMax XP13000HX. This level of noise is a little louder than a running vacuum.


Brand DuroMax
Wattage 10500 watts
Power Source gas-powered
Item Weight 234 Pounds
Voltage 240 Volts


It is an excellent heavy-duty engine that is EPA and CARB-approved. It has fuel options to make it more convenient for you.

  • It is an eco-friendly generator
  • It has a high running time
  • It accompanies a robust engine
  • This generator is a bit noisy


5. DuroMax XP5500EH

DuroMax XP5500EH

Power Capacity: This Duromax XP5500EH portable generator has a starting wattage of 5,500 and a running wattage of 4,500, making it capable of handling large loads like a refrigerator, lights, a home air conditioner, and high-amperage power tools.

Dual Fuel Technology: You have the option and flexibility to choose whether you want to run this generator on gasoline or propane.

Heavy-duty Engine: The DuroMax 224cc OHV engine is a workhorse that has enough strength to perform a variety of tasks, including powering heavy-duty power equipment and high-voltage appliances.

Low oil shut down: When the generator detects that the oil level is getting low, it automatically switches off to protect your investment.

Multiple Outlets: For optimal compatibility with your applications, the power panel comes with a variety of outlets, including 2 120V domestic GFCI outlets and 1 120/240V 30A twist lock outlet. Additionally, the panel has 12V DC charging connectors and a voltmeter for use with external batteries.

Certification: All DuroMax generators have received approval from the EPA (Environmental Protection Agency) and CARB (California Air Resources Board).


Brand DuroMax
Wattage 500 watts
Power Source gas-powered
Item Weight 124 Pounds
Voltage 120 Volts


This is a well-reputed generator having a heavy-duty engine. This Duromax generator is a bit noisy compared to other generators.

  • It is EPA and CARB certified
  • It comes with multiple outlets
  • It has a heavy-duty engine
  • It is a noisy generator


6. DuroMax XP9000iH

DuroMax XP9000iH

The DuroMax XP9000iH includes the features, such as reduced electricity consumption and silence. With a dual-fuel inverter, you have more choice and freedom and can run for up to 18 hours on less than half a load.

Dual Fuel Technology: With its dual-fuel technology, the DuroMax XP9000iH can operate on either 120 or 240 volts, depending on the application.

Running and operating Watts: The generator’s starting and running wattages when running on gasoline are 9,000 and 7,600, respectively. In propane power mode, you can anticipate a beginning generation of 8,550W and a running generation of 7,200W.

Fuel Capacity: The DuroMax XP9000iH offers 0.63GPH fuel consumption while using gasoline and has a fuel capacity of 6.9 gallons. Almost four and a half hours of use, or 1.04 GPH at 50% load, are what you may anticipate from a 20-pound propane tank.

Design: In comparison to open-frame models, the DuroMax XP9000iH inverter generator has a closed design that is more aesthetically pleasing and portable. This product’s dimensions are 27 inches long, 25 inches high, and 21 inches wide, making it ideal for generating power for leisure activities.

Portable: The DuroMax XP9000iH weighs 237 pounds, making it difficult to move without special tools. Despite its size, the generator’s foldable handle and 4-wheeled undercarriage make it portable, and they also let me set it on a flat platform.


Brand DuroMax
Wattage 9000 watts
Fuel Type Gasoline
Power Source Dual Fuel
Item Weight 253 Pounds
Voltage 240 Volts


This Duromax generator is easy to handle, easy to move, and easy to operate.

  • It is a portable generator
  • This generator has a foldable handle
  • This generator is easy to move
  • This generator has a low fuel tank capacity



Best Duromax Generator Reviews – FAQs

How long does a Duromax generator last?
The 8.3-gallon fuel tank of the DuroMax Generator XP13000EH allows for up to 8.5 hours of operation at 50% load. The generator can run for up to 6.5 hours at 50% load with a 40-pound propane tank.
Is DuroMax a Chinese company?
Duromax was established in the United States, like many of the brands on this list, and this is currently where its headquarters are. The majority of their parts and designs are produced in factories in China, even though its main office is in Ontario, California.
Is duromax a good generator?
Very good generator with a great tri-fuel option. Tri-fuel and a 50 amp outlet are excellent characteristics of the fantastic generator. Would be 5 stars however the regulator studs on the back side are broken and the gasoline selection panel is deformed.
Where is a duromax generator made?
With its headquarters in Ontario, California, and a history dating back to 2003, DuroMax Power Equipment is the market pioneer for portable generators that can run on many fuels.
Does a DuroMax generator charge its battery?
Yes, while the generator is running, the onboard battery will be automatically recharged on all of our electric start generator models.



Reliability and affordability are priorities while designing DuroMax generators. You can confidently buy a DuroMax if the opinions of current users are any indication. We commend the maker for providing a completely functional panel together with a sturdy steel frame and wheelbase combination. Additionally, we appreciate that DuroMax goes above and above to control the noise production across all generators at a manageable level.

Overall, the Duromax XP12000EH is a fantastic choice if you’re looking for a dual-fuel inverter for outdoor use. In contrast, the XP4850EH will work well if you need a reasonably priced generator for home use in an emergency. Last but not least, consider the DuroMax XP9000iH if you need a generator to power an entire off-grid construction site.

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