Portable Diesel Generators You Can’t Miss

Are You Prepared for the Next Power Outage or Weekend Adventure?

Imagine this: You’re all set for a weekend camping trip, the sun is shining, and suddenly—BAM—your phone dies because you forgot to charge it. Now, what? Enter the portable diesel generator! These handy powerhouses can save the day, keeping your devices charged and your appliances running, whether you’re at home or on the go.

In today’s fast-paced world, having a reliable power source is more important than ever. Whether you need it for tailgating, DIY projects, or emergency backup, a portable diesel generator is your best friend. Let’s explore some fantastic options that promise to deliver when you need them most!

Our Best Selections

1
Honda EU2200i Inverter Generator
Premium Choice
Honda EU2200i Inverter Generator
Best for Quiet and Reliable Use
9
Amazon.com
2
WEN 2500-Watt Inverter Generator
Best Value
WEN 2500-Watt Inverter Generator
Best for Quiet Power Solutions
9
Amazon.com
3
Briggs & Stratton P2400 Inverter Generator
Best for Safety Features
Briggs & Stratton P2400 Inverter Generator
A Safe and Reliable Choice
8.5
Amazon.com
4
DuroMax XP12000EH Dual Fuel Generator
Best for Home Backup
DuroMax XP12000EH Dual Fuel Generator
Top Choice for Whole Home Backup
8.5
Amazon.com
5
Champion 4500-Watt Dual Fuel Generator
Best for RV Owners
Champion 4500-Watt Dual Fuel Generator
Ideal for Camping and RVs
8.2
Amazon.com
6
Pulsar 2300W Portable Inverter Generator
Best for Lightweight Power
Pulsar 2300W Portable Inverter Generator
Ideal for Outdoor and Recreational Use
8
Amazon.com
7
Westinghouse 9500 Peak Watt Generator
Best for Emergency Readiness
Westinghouse 9500 Peak Watt Generator
Great Performer for Power Outages
8
Amazon.com
8
Generac XD5000E Diesel Generator
Best for Heavy-Duty Use
Generac XD5000E Diesel Generator
Ideal for Job Sites and Heavy Use
7.5
Amazon.com
9
Buffalo Tools GEN4000TRI
Affordable Tri-Fuel Option
Buffalo Tools GEN4000TRI
Versatile Tri-Fuel Generator
7.5
Amazon.com
10
LIFAN 2300W Gasoline Inverter Generator
LIFAN 2300W Gasoline Inverter Generator
Perfect for Home and Outdoor Use
7
Amazon.com

Premium Choice
1

Honda EU2200i Inverter Generator

Best for Quiet and Reliable Use
9/10
EXPERT SCORE

The Honda EU2200i is a top-tier inverter generator that stands out for its reliability, quiet operation, and power output, making it a favorite among users for various applications.

Advantages
Ultra-quiet operation at 48-57 dBA
Reliable Honda engine
Fuel-efficient with Eco-Throttle
Lightweight and portable
Can be paralleled for increased output
Drawbacks
Higher initial cost
Limited power output for large appliances
Requires fuel stabilization

The Honda EU2200i 2200 Watt Portable Inverter Generator is widely recognized for its exceptional performance and reliability. This generator is ideal for home, camping, and job site use, providing clean and stable power for a range of applications.

Key Features:

Quiet Operation: Operating at only 48 to 57 dBA, it’s quieter than a normal conversation, making it perfect for camping and residential use.

Eco-Throttle System: This technology adjusts the engine speed to the load, providing excellent fuel efficiency and runtime.

Parallel Capability: Easily connect two units for double the power output, accommodating larger appliances and tools.

With its compact design and robust build, the Honda EU2200i is not only easy to transport but also built to last. It’s an investment in reliability for any user needing portable power.


Best Value
2

WEN 2500-Watt Inverter Generator

Best for Quiet Power Solutions
9/10
EXPERT SCORE

The WEN 2500-Watt Inverter Generator excels in providing quiet, clean power, making it ideal for outdoor activities and backup power. Its lightweight design and fuel efficiency are standout features.

Advantages
Quiet at 65 decibels
Lightweight at 37.5 pounds
Fuel shutoff extends lifespan
Produces clean power for sensitive electronics
Long runtime on a gallon of gas
Drawbacks
Limited power output for heavy appliances
Requires regular maintenance
Documentation could be clearer

The WEN 2500-Watt Inverter Generator is designed to deliver quiet and efficient portable power, making it an excellent choice for camping, tailgating, and emergency backup. With its 80cc engine, this generator produces up to 2500 surge watts and 1900 running watts, while operating at a whisper-quiet 65 decibels at quarter load.

Key Features:

Fuel Shutoff Feature: This feature allows for complete fuel usage in the carburetor, preventing buildup and extending the lifespan of the generator.

Lightweight Design: Weighing just 37.5 pounds, it's easily portable, making it perfect for outdoor adventures.

Clean Power Output: The inverter technology ensures a pure sine wave output, which is safe for sensitive electronics such as laptops and smartphones.

With a runtime of approximately 4.4 hours at half-load on a single gallon of gasoline, this unit offers both efficiency and reliability. It features multiple outlets, including two 120V receptacles and USB ports, providing versatility for various power needs. Plus, it's backed by a three-year warranty, underscoring WEN's commitment to quality and customer satisfaction.


Best for Safety Features
3

Briggs & Stratton P2400 Inverter Generator

A Safe and Reliable Choice
8.5/10
EXPERT SCORE

The Briggs & Stratton P2400 offers a blend of power and advanced safety features, making it a preferred option for camping and recreational use.

Advantages
CO Guard for safety
Quiet operation
Multiple outlets including USB
Compact and portable design
Excellent build quality
Drawbacks
Power output may be insufficient for larger needs
Requires careful fuel selection
Slightly heavier than competitors

The Briggs & Stratton P2400 PowerSmart Series Inverter Generator is designed for recreational use, providing 2,400 starting watts and 1,800 running watts. This generator is perfect for camping, powering RVs, or serving as a backup for essential appliances.

Key Features:

CO Guard Technology: The generator automatically shuts down when harmful CO levels are detected, ensuring safety during operation.

Quiet Power Technology: Operating quietly, it minimizes noise pollution, making it suitable for campground settings.

Versatile Connectivity: Includes multiple outlets, such as two 120V outlets and USB ports, allowing you to power various devices simultaneously.

With its compact design and lightweight construction, the Briggs & Stratton generator is not only easy to transport but also built to last. It’s a great investment for those who prioritize safety and reliability in their portable power solutions.


Best for Home Backup
4

DuroMax XP12000EH Dual Fuel Generator

Top Choice for Whole Home Backup
8.5/10
EXPERT SCORE

The DuroMax XP12000EH is a robust dual fuel generator, perfect for keeping your home powered during outages. Its versatility and strong performance make it a top pick for emergencies.

Advantages
Dual fuel capability (gas and propane)
Powerful 12,000 watts peak output
Electric start for convenience
Heavy-duty construction for durability
Transfer switch ready
Drawbacks
Heavy at 224 pounds
Higher price point
Requires professional installation for home use

The DuroMax XP12000EH 12,000-Watt Dual Fuel Portable Generator is engineered for versatility and performance, making it an ideal choice for home backup power. With starting watts at 12,000 and running watts at 9,500, this generator can handle heavy loads, from lights to appliances and even your air conditioning unit.

Key Features:

Dual Fuel Technology: Operate on gasoline or propane, giving you flexibility and extended fuel life when using propane.

Robust Engine: Powered by a durable 457cc 4-stroke engine, this generator is built for longevity and reliability.

MX2 Power Boost: This feature doubles the 120V power for appliances and RVs, ensuring you have the power you need when it counts.

Designed with a heavy-duty all-metal frame, the XP12000EH is capable of withstanding rigorous use on job sites and during emergencies. It includes an electric start for hassle-free operation and comes equipped with various outlets, making it a comprehensive power solution.


Best for RV Owners
5

Champion 4500-Watt Dual Fuel Generator

Ideal for Camping and RVs
8.2/10
EXPERT SCORE

The Champion Power Equipment 4500-Watt generator is perfect for RV users and outdoor enthusiasts, offering quiet operation and long run times on both gasoline and propane.

Advantages
Ultra-quiet operation at 61 dBA
Dual fuel capability
Long run time on propane
Lightweight and portable design
CO Shield for safety
Drawbacks
Limited power output for larger appliances
Requires additional setup for parallel operation
Needs regular oil changes

The Champion Power Equipment 4500-Watt Electric Start Dual Fuel Generator is designed for RV enthusiasts and outdoor adventurers alike, offering a quiet and efficient power solution. With its CO Shield technology, this generator ensures safe operation by automatically shutting down when harmful levels of carbon monoxide are detected.

Key Features:

Quiet Technology: Operating at just 61 dBA, it’s perfect for camping and tailgating without disturbing the peace.

Dual Fuel Functionality: Switch easily between gasoline and propane, allowing you to choose the most convenient fuel source.

Extended Run Time: Capable of running for up to 14 hours on gasoline and 21 hours on propane at a 25% load, this generator is built for long-lasting performance.

With an ergonomic design and easy-to-read fuel gauge, the Champion generator is easy to transport and operate. Plus, it features a 3-year warranty for added peace of mind.


Best for Lightweight Power
6

Pulsar 2300W Portable Inverter Generator

Ideal for Outdoor and Recreational Use
8/10
EXPERT SCORE

The Pulsar 2300W generator is a lightweight option that offers reliable power for outdoor activities, making it perfect for campers and tailgaters alike.

Advantages
Lightweight at 47 pounds
Quiet operation
USB outlet for device charging
Stable sine wave power output
Compact suitcase design
Drawbacks
Limited runtime on full load
Power output may not support larger appliances
Basic features without advanced options

The Pulsar 2,300W Portable Gas-Powered Quiet Inverter Generator is designed for those who need reliable power on the go. With a peak output of 2,300 watts and running watts of 1,800, this generator is perfect for camping, outdoor events, and emergency backup.

Key Features:

Compact and Portable: Weighing just 47 pounds, it features a suitcase design for easy handling and transport.

Quiet Operation: Designed to operate quietly, making it suitable for use in campsites or residential areas without disturbing others.

USB Outlet: Equipped with a direct connect USB port for charging devices, providing added convenience for users.

With its efficient performance and user-friendly features, the Pulsar generator is a practical choice for outdoor enthusiasts and anyone needing a lightweight power solution.


Best for Emergency Readiness
7

Westinghouse 9500 Peak Watt Generator

Great Performer for Power Outages
8/10
EXPERT SCORE

The Westinghouse WGen7500DF offers reliable power for household needs during emergencies. Its dual fuel capability and user-friendly design are major advantages for any homeowner.

Advantages
Dual fuel operation (gas and propane)
Remote electric start for convenience
Long runtime on full tank
Built-in fuel gauge
EPA and CARB compliant
Drawbacks
Heavy and less portable
Can be noisy under load
Assembly required

The Westinghouse WGen7500DF Dual Fuel Portable Generator is crafted to provide dependable power during emergencies, with an impressive output of 9,500 peak watts and 7,500 running watts. This generator is ideal for powering homes during power outages, offering the versatility of running on either gasoline or propane.

Key Features:

Remote Electric Start: Comes with a wireless remote key fob for easy starting from a distance.

Fuel Efficiency: The 6.6-gallon fuel tank allows for a run time of up to 11 hours at a 50% load, giving you peace of mind during extended outages.

User-Friendly Control Panel: Features include GFCI outlets, a fuel gauge, and a digital hour meter for maintenance tracking.

Built with a durable steel frame and flat-free tires, the WGen7500DF is designed for heavy-duty use and easy maneuverability. It also includes lifetime technical support, ensuring you have assistance whenever needed.


Best for Heavy-Duty Use
8

Generac XD5000E Diesel Generator

Ideal for Job Sites and Heavy Use
7.5/10
EXPERT SCORE

The Generac XD5000E provides robust power for demanding applications, making it suitable for job sites and emergencies, though it comes with a hefty price tag.

Advantages
Long runtime of 32.4 hours at 50% load
Clean power output with low harmonic distortion
Electric start for convenience
Durability for heavy-duty use
Large fuel tank capacity
Drawbacks
Heavy and difficult to transport
Loud operation
Higher price point

The Generac 6864 XD5000E 5000-Watt Diesel-Powered Portable Generator is designed for heavy-duty applications, ideal for job sites and emergency scenarios. This generator features a powerful Yanmar engine that delivers reliable performance even under tough conditions.

Key Features:

True Power Technology: With less than 5% total harmonic distortion, it ensures smooth operation for sensitive electronics and tools.

Extended Run Time: The 12-gallon fuel tank provides an impressive operational time of 32.4 hours at a 50% load, minimizing the need for frequent refueling.

Durable Construction: Built with a fully welded steel frame, the XD5000E is designed to withstand the rigors of continuous use in demanding environments.

While this generator is a solid choice for professionals needing reliable power, its weight and noise level may be considerations for some users.


Affordable Tri-Fuel Option
9

Buffalo Tools GEN4000TRI

Versatile Tri-Fuel Generator
7.5/10
EXPERT SCORE

The Buffalo Tools GEN4000TRI provides a versatile and economical solution for various power needs, though it may not be as robust as others on this list.

Advantages
Tri-fuel capability (natural gas, propane, gasoline)
Affordable price point
Portable design
Suitable for residential and RV use
Drawbacks
Lower power output compared to competitors
Limited features
Heavier than expected

The Buffalo Tools GEN4000TRI 4000 Watt Tri Fuel Generator is engineered for versatility, allowing users to operate it on natural gas, propane, or gasoline. This adaptability makes it a great choice for a variety of applications, whether at home or on the road.

Key Features:

Tri-Fuel Capability: Users can switch between three fuel types, offering flexibility and convenience.

Portable Design: Despite its weight, the generator is designed for easy transport and storage.

Affordable Option: With a budget-friendly price, it's perfect for those needing reliable power without breaking the bank.

This generator is a solid choice for consumers looking for an economical solution for low-demand power needs, such as during camping trips or small-scale home use.


10

LIFAN 2300W Gasoline Inverter Generator

Perfect for Home and Outdoor Use
7/10
EXPERT SCORE

The LIFAN 2300W generator offers a compact and affordable solution for users needing basic power for camping and home use, though it may not match the performance of higher-end models.

Advantages
Compact and lightweight design
Affordable price
Reliable for small power needs
Quiet operation
Parallel capability for extra power
Drawbacks
Limited power output
Basic features without advanced options
Could have improved fuel efficiency

The LIFAN 2300W Gasoline Inverter Generator is an excellent option for users looking for a compact and reliable power source. Ideal for camping, outdoor events, and emergency situations, this generator delivers 2,000 starting watts and 1,800 running watts.

Key Features:

Lightweight Design: Weighing only 42 pounds, it’s designed for easy transport, making it perfect for outdoor activities.

Quiet Operation: The generator runs quietly, ensuring it won’t disturb your surroundings while providing reliable power.

Parallel Capability: Connect two units for increased output, allowing you to power more demanding appliances.

This generator is a solid choice for those seeking a budget-friendly, portable power solution for low-demand applications.


Final Thoughts

For those looking for a quiet and reliable option, the Honda EU2200i Inverter Generator is hard to beat. With its excellent performance and whisper-quiet operation, it’s perfect for both outdoor activities and home use. On the other hand, if you're in need of something that can handle whole-home backup, the DuroMax XP12000EH dual fuel generator is your best bet. Its versatility and robust output make it an ideal choice for keeping your home powered during outages. Choose wisely, and don’t let power outages catch you off guard!

29 Comments
Show all Most Helpful Highest Rating Lowest Rating Add your review
  1. I just bought the Honda EU2200i after reading all the rave reviews! ???? It’s been a game changer for our weekend camping trips. Super quiet and powerful enough for our needs. Anyone else have experience with it? Would love to hear more!

  2. I love how versatile the GEN4000TRI is! Would be great for different fuels. But is it just me, or does it seem less powerful than others?

  3. Just picked up the LIFAN 2300W for camping! So excited to try it out! Is it as quiet as they say?

  4. I’m leaning towards the Generac XD5000E, but is it worth the price? I need something for job sites and emergencies.

  5. I’m considering the DuroMax XP12000EH for home backup. Anyone know how it performs during long outages? My area has frequent storms.

  6. The WEN 2500-Watt generator sounds perfect for my outdoor activities. But is it really as lightweight as they say? I dread lugging heavy gear around! ????

  7. Champion Power Equipment’s generators seem to get a lot of love! I’m not sure if I should go with that or the Pulsar. Any thoughts? ????‍♀️

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