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15000 Watt Generator Comparison - June 2025
| 1 Best Choice  9.8Exceptional | 2  9.7Exceptional | 3 Best Value  9.6Exceptional | 4  9.5Excellent | 5  9.4Excellent | 6  9.2Excellent |
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ModelWestinghouse 14500 Peak Watt Tri-Fuel Home Backup Portable Generator, Remote Electric Start, Transfer Switch Ready, Gas, Propane, and Natural Gas Powered | Model DuroMax XP15000EH Dual Fuel Portable Generator-15000 Watt Gas or Propane Powered Electric Start-Home Back Up & RV Ready, 50 State Approved, Blue and Black | Model Westinghouse 18000 Peak Watt Home Backup Portable Generator, Remote Electric Start, Transfer Switch Ready 30A & 50 Outlets, Gas Powered, CO Sensor | Model Champion Power Equipment 15,000-Watt Electric Start Tri Fuel Home Backup Portable Generator with CO Shield | Model DuroMax XP15000HX 15,000-Watt Dual Fuel Portable Generator - Gas & Propane, Remote Electric Start, Whole Home Power Backup, Transfer Switch Ready, RV & Emergency Ready | Model WEN 14,500-Watt 120V/240V Tri-Fuel Generator for Gas, Propane, and Natural Gas, Transfer-Switch Ready with Electric Start and Wheel Kit (TF1450) |
BrandWestinghouse | Brand DuroMax | Brand Westinghouse | Brand Champion Power Equipment | Brand DuroMax | Brand WEN |
Reviews | Reviews | Reviews | Reviews  | Reviews | Reviews - |
Features | |||||
Noise level 9.9 | Noise level 7.6 | Noise level 7.7 | Noise level 7.0 | Noise level 7.0 | Noise level 7.0 |
Maneuverability 9.6 | Maneuverability 8.1 | Maneuverability 8.9 | Maneuverability 8.6 | Maneuverability 8.9 | Maneuverability 7.9 |
Tech Specs | |||||
product dimensions27.2L x 26.1W x 26.5H | product dimensions 30L x 33W x 35H | product dimensions 35.4L x 24.4W x 33.5H | product dimensions 33L x 33.7W x 33.1H | product dimensions 38L x 28W x 33H | product dimensions 29L x 28.5W x 26H |
colorBlue | color Blue and Black | color Blue | color Black & Yellow | color Blue | color Black |
item weight267 pounds | item weight 380 pounds | item weight 400 pounds | item weight 331 pounds | item weight 345 pounds | item weight 251 pounds |
special featureDigital Display, Electric Start, Flat-Free Tire, Automatic Voltage Regulation, CO Sensor | special feature Portable, Electric Start, Foldable Handle, Low Oil Shutdown, Hour Meter, Dual Fuel, CO Sensor | special feature Electric Start, Low Oil Shutdown, Hour Meter, Fuel Gauge, Digital Display, Portable, Flat-Free Tire, Foldable Handle, Automatic Voltage Regulation, Heavy Duty, Remote Start, CO Sensor, Automatic Idle Control | special feature Electric | special feature Portable, Digital Display, Dual Fuel, CO Sensor | special feature Tri-Fuel |
included componentsOil Bottle, Oil Funnel, Spark Plug Wrench, Remote, Battery Float Charger, Propane Regulator/Hose, 25' Natural Gas Hose | included components XP15000EH Generator, Oil Funnel, Spark Plug Wrench, Tool Set, Wheel & Handle Kit, and Owner's Manual | included components Manual | included components Engine Oil, Oil Funnel, Propane LPG Hose, Natural Gas Hose with NPT Adapter, Wheel Kit | included components XP15000HX Generator, Oil Funnel, Spark Plug Wrench, Tool Set, Wheel & Handle Kit, Propane Regulator, Remote Control, and Owner's Manual | included components 14500-Watt 120V/240V Tri-Fuel Generator |
power sourceFuel Powered | power source Fuel Powered | power source Fuel Powered | power source Natural Gas | power source Fuel Powered | power source Fuel Powered |
output wattage14500 | output wattage 12500 | output wattage 12000 | output wattage - | output wattage 15000 | output wattage 14500 |
fuel typeGasoline, Natural Gas, Liquefied Petroleum Gas | fuel type GASOLINE / PROPANE | fuel type electric | fuel type electric | fuel type Gasoline, Liquefied Petroleum Gas | fuel type - |
frequency60 Hz | frequency 60 Hz | frequency 60 Hz | frequency 50 Hz | frequency 50 Hz | frequency - |
wattage11500 watts | wattage 15000 watts | wattage 12000 watts | wattage 12000 watts | wattage 15000 watts | wattage - |
customer reviews4.7 4.7 out of 5 stars 21, 465 ratings 4.7 out of 5 stars | customer reviews 4.2 4.2 out of 5 stars 290 ratings 4.2 out of 5 stars | customer reviews 4.3 4.3 out of 5 stars 455 ratings 4.3 out of 5 stars | customer reviews 4.2 4.2 out of 5 stars 4 ratings 4.2 out of 5 stars | customer reviews 3.6 3.6 out of 5 stars 6 ratings 3.6 out of 5 stars | customer reviews - |
engine displacement550 Cubic Centimeters | engine displacement 713 Cubic Centimeters | engine displacement 713 Cubic Centimeters | engine displacement 717 Cubic Centimeters | engine displacement 670 Cubic Centimeters | engine displacement - |
recommended uses for productResidential | recommended uses for product Residential | recommended uses for product Residential | recommended uses for product - | recommended uses for product Commercial, Residential | recommended uses for product - |
voltage240 Volts | voltage 240 Volts | voltage 240 Volts | voltage - | voltage 240 Volts | voltage - |
engine type4 Stroke | engine type 4-Cycle Oil-Cooled Spark-Ignition | engine type 4 Stroke | engine type - | engine type 4 Stroke | engine type - |
warranty description- | warranty description 3-Year Warranty | warranty description - | warranty description 3 Year Limited Warranty | warranty description 5-Year | warranty description Three-year limited |
special features- | special features Portable, Electric Start, Foldable Handle, Low Oil Shutdown, Hour Meter, Dual Fuel, CO Sensor | special features - | special features Electric | special features Portable, Digital Display, Dual Fuel, CO Sensor | special features Tri-Fuel |
item package quantity- | item package quantity 1 | item package quantity - | item package quantity 1 | item package quantity 1 | item package quantity 1 |
batteries required- | batteries required No | batteries required - | batteries required Yes | batteries required No | batteries required No |
ignition system type- | ignition system type electric start-home | ignition system type electric start | ignition system type electric start | ignition system type - | ignition system type - |
starting wattage- | starting wattage 15000 Watts | starting wattage 15000 Watts | starting wattage - | starting wattage 15000 Watts | starting wattage - |
runtime- | runtime 10 hours | runtime 11 hours | runtime 3 hours | runtime - | runtime - |
running wattage- | running wattage 12500 Watts | running wattage 12000 Watts | running wattage - | running wattage 12000 Watts | running wattage - |
style- | style 15, 000-Watt Dual Fuel | style - | style 12, 000-Watt + Tri-Fuel + Electric Start + CO | style 15, 000-Watt Dual Fuel | style - |
Available On  | Available On | Available On | Available On | Available On | Available On |
Our Top 3 Picks
Here are the top 3 recommended products with more information to help you find the right product for you
9.8
1WestinghouseWestinghouse 14500 Peak Watt Tri-Fuel Home Backup Portable Generator, Remote Electric Start, Transfer Switch Ready, Gas, Propane, and Natural Gas Powered
9.9 Noise level9.6 ManeuverabilityWhy we love it
Versatile tri-fuel capability.
Long runtime up to 19 hours.
Remote start for convenience.
-
9.7
2DuroMax
DuroMax XP15000EH Dual Fuel Portable Generator-15000 Watt Gas or Propane Powered Electric Start-Home Back Up & RV Ready, 50 State Approved, Blue and Black
8.1 Maneuverability7.6 Noise levelMain highlights- With 15,000 watts of power, the XP15000EH Dual Fuel generator will keep your entire home running during a storm or power outage
- The XP15000EH comes equipped with a digital multimeter that shows voltage, frequency, and hours run, and a wide variety of outlets (including a transfer switch-ready 50 amp outlet)
- Stay powered with our EH line of portable generators
- Power wherever and whenever you need it - No-flat tires roll easily over any terrain
- DuroMax portable generators are designed to be mobile and versatile, with the ability to provide power whenever and wherever you need it. DuroMax generators will power you whether you’re at home, on an RV trip, or at the jobsite
- DuroMax is the industry leader in Dual Fuel portable generator technology, with a full assortment ranging from digital inverters to generators that can power your entire home
- Constructed with a heavy-duty all metal frame and power panel - No plastic parts
- Built to withstand severe weather and years of heavy wear-and-tear
- At the core of all our products resides a robust DuroMax engine. Designed for Power. Designed to Last
- 100% Copper Windings - Unlike aluminum, copper is a superior heat conductor that extends the life of your generator
-
9.6
3Westinghouse22% Off
Westinghouse 18000 Peak Watt Home Backup Portable Generator, Remote Electric Start, Transfer Switch Ready 30A & 50 Outlets, Gas Powered, CO Sensor
8.9 Maneuverability7.7 Noise levelWhy we love it
High power output for home use.
Remote start for easy operation.
Long runtime on a full tank.
Our ranking system
At BestChoice.com, our team curates a selection of top products from a vast array available online, using a sophisticated ranking system based on carefully defined criteria.While traditional hands-on testing has its merits, our use of AI technology offers distinct advantages. AI allows us to process and analyze vast amounts of data from multiple sources, providing a comprehensive view that goes beyond what manual testing can achieve. This approach enables us to deliver insights that are aligned with current trends and consumer preferences, ensuring our reviews are both relevant and up-to-date.
Features
Our AI-driven analysis examines key attributes, capabilities, and other critical factors tailored to each product category. This method allows us to assess effectiveness from various perspectives, ensuring a well-rounded evaluation.
Consumer Reviews
We aggregate and evaluate consumer feedback from across the internet, giving weight to ratings and reviews that reflect the most reliable insights. AI enhances this process by filtering and prioritizing data, offering a balanced view without the need for direct personal endorsements.
Popularity
Our system also considers the popularity of products, analyzing factors such as market presence, reputation, and user satisfaction. By leveraging AI, we capture a comprehensive picture of a product's standing in the market, which may not always be evident through traditional testing.
Value for money
AI allows us to compare products based on attributes like price, specifications, and user feedback, helping to determine their value for money. This data-driven approach offers an efficient and reliable way to assess how products stack up against one another in terms of cost-effectiveness.
