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Top 10 Best Diesel Generator Reviews Of 2022

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Our experts studied on 47531 reviews available online for Diesel Generator, chose the finest ones and prepared Diesel Generator Reviews for you. It was very difficult to shortlist the ideal Diesel Generator from thousands of products online. However, We tried to make sure that you get only the Best Diesel Generator from our suggestions. Check our listings-:

Best Diesel Generator
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Comparison Chart for Best Diesel Generator

Our team scanned 47531 reviews before putting any suggestions for the Diesel Generator in this article.

NoProductScoreAction
1Generac 7676 GP8000E Portable Generator9.6Check Price
2Westinghouse Outdoor Power Equipment WGen9500DF Dual Fuel Portable Generator-9500 Rated 12500 Peak Watts Gas or Propane Powered-Electric Start-Transfer Switch & RV Ready9.4Check Price
3Generac GP3500iO Open Frame RV Ready Inverter Generator - 3500 Starting Watts with PowerRush Technology9.4Check Price
4Champion Power Equipment 100111 159.2Check Price
5DuroMax XP12000EH Generator-12000 Watt Gas or Propane Powered Home Back Up & RV Ready9Check Price
6Pulsar G12KBN Heavy Duty Portable Dual Fuel Generator - 9500 Rated Watts & 12000 Peak Watts - Gas & LPG - Electric Start - Transfer Switch & RV Ready - CARB Compliant8.4Check Price
7WEN DF1100T 11, 000-Watt 120V/240V Dual Fuel Portable Generator with Wheel Kit and Electric Start - CARB Compliant8.4Check Price
8WEN 56203i Super Quiet 2000-Watt Portable Inverter Generator w/Fuel Shut Off8.4Check Price
9DuroMax XP12000HX Dual Fuel Portable Generator-12000 Watt Gas or Propane Powered Electric Start w/CO Alert8.4Check Price
10DC 6-80V Mechanical Hour Meter - AIMILAR Hourmeter for Diesel Engine Generator Boat Motorcross Motor Truck Tractor8.2Check Price

Table Of Content:

1. Generac 7676 GP8000E Portable Generator

  • Featuring power Rush advanced technology – delivers over 30% more starting capacity allowing you to do more with less.
  • Dimensions: 27.2″ W x 27″ D x 26.5 H | Weight: 198 lb
  • 10000 Starting Watts. 8000 Running Watts
  • Electric start Model for easy operation (Battery included)
  • Generac durable OHV engine with splash lubrication provides a long engine life
  • Large-capacity steel fuel tank with incorporated fuel gauge provides durability and up to an 11 hour run-time at 50% load.

2. Westinghouse Outdoor Power Equipment WGen9500DF Dual Fuel Portable Generator-9500 Rated 12500 Peak Watts Gas or Propane Powered-Electric Start-Transfer Switch & RV Ready

  • 9500 Running Watts and 12500 Peak Watts (Gasoline); 8500 Running Watts, 11200 Peak Watts (Propane); Remote Start With Included Key Fob, Electric and Recoil Start; Up to 12 Hours of Run Time on a 6.
  • Features Two GFCI 120V 5–20R Standard Household Receptacle, One Transfer Switch Ready 120V L14-30R, and One RV Ready 120/240V 14–50R; All Outlets Have Rubber Covers for Added Safety.
  • Powered by a Heavy Duty 457cc Westinghouse 4-Stroke OHV Engine Featuring a Long-Lasting Cast Iron Sleeve With Automatic Low Oil Shutdown and Digital Hour Meter.
  • Plug-and-Play: Comes With a Propane Regulator, Remote Start Key Fob, 12V Battery Charger, Oil, an Oil Funnel, a Tool Kit, Heat Resistant Plastic Wheels with Never-Flat Polyurethane Tires, and a User’s Manual to Get You Started Right Out of the Box (Minimal Assembly Required).

3. Generac GP3500iO Open Frame RV Ready Inverter Generator – 3500 Starting Watts with PowerRush Technology

  • PowerRUSH Technology – Delivers over 50% more starting capacity-allowing you to do more with less
  • Up to 50% quieter – ideal for noise sensitive environments/ up to 25% lighter – for improved portability.
  • True power technology – clean power for sensitive electronics
  • RV ready – connect directly to RV to power most RV air conditioners up to 15, 000 BTU
  • USB outlets and parallel ready – connect 2 units together for double the power

4. Champion Power Equipment 100111 15

  • Ultra-Powerful – At 15,000 starting watts and 12,000 running watts, enjoy up to 9 hours of run time on a full tank of gasoline with a noise level of 78 dBA from 23 feet.
  • Electric Start – Trust the reliable 717cc V-Twin Champion engine with its battery-included electric start featuring a reliable toggle switch, plus built-in Cold Start Technology for easy starts in cold weather.
  • Covered Outlets – One 120V 30A locking, a 120/240V 30A locking, a 120/240V 50A and four 120V 20A GFCI outlets, plus Volt Guard built-in surge protector prevents overloads and keeps your appliances and equipment safe.
  • Lift Hook – Designed for safe and easy transport, loading and unloading, plus the Intelligauge keeps track of voltage, hertz and run-time hours so you can easily monitor power output and track maintenance intervals.
  • Champion Support – includes 3-year limited warranty with FREE lifetime technical support from dedicated experts.

5. DuroMax XP12000EH Generator-12000 Watt Gas or Propane Powered Home Back Up & RV Ready

  • Powerful DuroMax Engine: the XP12000EH is powered by a DuroMax, 457cc OHV engine.
  • Dual fuel technology: the ability to run on propane or gasoline allows the freedom and flexibility of fuel choice.
  • Plenty of power: with 12,000 starting watts and 9, 500 running watts, This unit can handle heavy loads from lights and a refrigerator to a home air conditioner and high amperage power tools.
  • Maximum power: with DuroMax MX2 technology, get the maximum power from each of the 120 volt receptacle.
  • Powering everyone anywhere: like all DuroMax generators, the XP12000EH is EPA and CARB approved For use in all 50 States.
  • Engine Type: 4-Stroke

6. Pulsar G12KBN Heavy Duty Portable Dual Fuel Generator – 9500 Rated Watts & 12000 Peak Watts – Gas & LPG – Electric Start – Transfer Switch & RV Ready – CARB Compliant

  • 12, 000 peak watts/ 9, 500 Rated watts (gasoline) & 10, 800 peak watts/ 8, 550 Rated watts (LPG)
  • Dual fuel capability allows you to choose between gasoline & LPG fuel sources; great for emergency situations or natural disaster as LPG may be more readily available and easy to store.
  • The 457cc, single cylinder, 4-stroke, air cooled, OHV engine with electric start is protected by a durable powder coated frame.
  • A 8 gallon fuel tank gives you up to 12 hours of continuous operation at half load when running on gasoline.
  • 4) 120V 20A AC outlets, (1) 120V/240V 30A twist-lock outlet, (1) 120V/240V 50A outlet, (1) 12V DC output provide ample space for powering appliances, tools, and other devices.
  • Convenient drop-down handles and 10” never-flat wheels for added mobility and easy storage
  • Complete with low oil shut-off, 3-in-1 digital meter, and automatic voltage Regulation for less worry and hassle.
  • Includes propane hose & backed by a 1 Year limited

7. WEN DF1100T 11

  • Switch between gasoline (11,000 surge watts, 8,300 running watt) and propane (9,500 surge, 7,500 running) with the simple turn of the selection dial.
  • Voltage easily goes from 120V to 240V, perfect for transfer switches and emergency backup
  • Electric start powers the 457cc 4-stroke OHV engine with the turn of a key
  • 6.6-gallon tank provides up to 8.5 hours of half load run time
  • Includes four 120V GFCI outlets (5-20R), a 120V 30A twist lock outlet (L5-30R), a 120V/240V 50A outlet (NEMA 14-50R), a 12V DC cigarette-lighter-style plug, a bottle of oil, a 47-inch LPG connection hose, and a two-year warranty.

8. WEN 56203i Super Quiet 2000-Watt Portable Inverter Generator w/Fuel Shut Off

  • Ultralight body weighs in at a mere 39 pounds for easy transport and storage
  • Extremely quiet operation comparable to the sound of a normal conversation according to the US Department of Health and Human Services.
  • Produces 2000 surge watts and 1700 rated watts of clean power for safe charging of sensitive electronics (phones, tablets, televisions, computers, etc.
  • Fuel shutoff maximizes the generator’s lifespan by using up the remaining fuel in the carburetor before shutting down.
  • Includes two three-prong 120V receptacles, one 12V DC receptacle, two 5V USB ports, and a two-year warranty.

9. DuroMax XP12000HX Dual Fuel Portable Generator-12000 Watt Gas or Propane Powered Electric Start w/CO Alert

  • All-new control center with a digital multimeter, push-button start, and a front-facing fuel interface allowing you to change your fuel type in seconds! The digital multimeter displays voltage, frequency, total hours run, and hours until the recommended maintenance.
  • This generator runs on gasoline or propane, giving you the freedom and flexibility of fuel choice
  • Equipped with DuroMax “CO Alert Technology” that will automatically shut down the generator if an unsafe level of carbon monoxide is detected.
  • Built using a powerful 460cc OHV DuroMax engine and features ALL COPPER WINDINGS designed to make your generator last for years.
  • The fully loaded power panel includes four 120V GFCI household outlets, one 120V 30AMP outlet, one 120/240V 30AMP twist-lock outlet, and a heavy-duty 120/240V 50AMP outlet making it transfer switch ready!.

10. DC 6-80V Mechanical Hour Meter – AIMILAR Hourmeter for Diesel Engine Generator Boat Motorcross Motor Truck Tractor

  • Power voltage: DC 6-80V.Indicator range: 0-99999.9 Hours.
  • Completely sealed, dustproof and dampproof
  • It is widely used for tracking engine hours and will allow you to keep track of engine hours so you can monitor service intervals.
  • Low power consumption
  • Reliable Performance.

How To Choose The Best Diesel Generator

Does the thought of finding a great Diesel Generator stress you out? Has your mind been juggling between choices when it comes to buying Diesel Generator in general, specifically regarding which model to choose?
If that’s the case, know that you’re not alone. Many people find it tough to buy the perfect Diesel Generator for themselves. We understand the stress associated with the buying process!

Since you’re here, you are obviously curious about Diesel Generator. You’ve been bombarded with information, so you need to find a reputable source with credible options before you make any decisions on which product would be best for your needs.

There are many sources that’ll provide you with that information- buying guides or ratings websites, word-of-mouth testimonials from friends or family members, online forums where users share their personal experiences, product reviews specifically found all over the internet and YouTube channels. Only thorough research will ensure that you get the right product.

But that’s not always easy, right? That's why we've taken time to compile a list of the best Diesel Generator in today's market, on your behalf, so that there will be no more worries for you.

How did we come up with the list, you ask? How did we create this buying guide?

  • First, our algorithms collected as much information available about these products from trusted sources.
  • We employed both Artificial Intelligence and large data volume to validate all collected information.
  • Then our AI ranked them on their quality-to-price ratio using industry-standard criteria that let us pick the best Diesel Generator currently on the market!
The products aren’t chosen randomly. We consider several criteria before assembling a list. Some of the criteria are discussed below-

  1. Brand Value: What happens when you go for a not-so-reputable brand just because the price seems cheap? Well, the chance of getting a short-lasting product goes higher. That’s because the renowned brands have a reputation to maintain, others don’t.


Top Diesel Generator brands try to offer some unique features that make them stand out in the crowd. Thus hopefully, you’ll find one ideal product or another in our list.

  1. Features: You don’t need heaps of features, but useful ones. We look at the features that matter and choose the top Diesel Generator based on that.
  2. Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products of higher specifications, but with the right balance.
  3. Customer Ratings: The hundreds of customers using the Diesel Generator before you won’t say wrong, would they? Better ratings mean better service experienced by a good number of people.
  4. Customer Reviews: Like ratings, customer reviews give you actual and trustworthy information, coming from real-world consumers about the Diesel Generator they used.
  5. Seller Rank: Now, this is interesting! You don’t just need a good Diesel Generator, you need a product that is trendy and growing in sales. It serves two objectives. Firstly, the growing number of users indicates the product is good. Secondly, the manufacturers will hopefully provide better quality and after-sales service because of that growing number.
  6. Value For The Money: They say you get what you pay for. Cheap isn’t always good. But that doesn’t mean splashing tons of money on a flashy but underserving product is good either. We try to measure how much value for the money you can get from your Diesel Generator before putting them on the list.
  7. Durability: Durability and reliability go hand to hand. A robust and durable Diesel Generator will serve you for months and years to come.
  8. Availability: Products come and go, new products take the place of the old ones. Probably some new features were added, some necessary modifications were done. What’s the point of using a supposedly good Diesel Generator if that’s no longer continued by the manufacturer? We try to feature products that are up-to-date and sold by at least one reliable seller, if not several.
  9. Negative Ratings: Yes, we take that into consideration too! When we pick the top rated Diesel Generator on the market, the products that got mostly negative ratings get filtered and discarded.
These are the criteria we have chosen our Diesel Generator on. Does our process stop there? Heck, no! The most important thing that you should know about us is, we're always updating our website to provide timely and relevant information.

Since reader satisfaction is our utmost priority, we have a final layer of filtration. And that is you, the reader! If you find any Diesel Generator featured here Incorrect, irrelevant, not up to the mark, or simply outdated, please let us know. Your feedback is always welcome and we’ll try to promptly correct our list as per your reasonable suggestion.

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