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Automatic Generator Comparison - July 2025
| 1 Best Choice  9.7Exceptional | 2 Best Value  9.4Excellent | 3  9.1Excellent | 4  8.9Very Good | 5  8.8Very Good | 6  8.7Very Good | 7  8.5Good |
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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 Westinghouse 12500 Watt Dual Fuel Home Backup Portable Generator, Remote Electric Start, Transfer Switch Ready, Gas and Propane Powered | Model Generac 200 Amp Single Phase Generator Automatic Transfer Switch - Service Entrance Rated - NEMA 3R Outdoor Rated Aluminum Enclosure - Power Management for Indoor and Outdoor Use | Model Westinghouse 4650 Peak Watt Portable Generator, RV Ready 30A Outlet, Gas Powered, CO Sensor | Model Generac Guardian 22kW Home Standby Generator with 200 Amp Transfer Switch, Durable All Aluminum, WiFi Enabled with G-Force Engine, Easy to Use, Whole House Power Backup, Smart Outage Solution - Bisque | Model Champion Power Equipment 100177 8.5-kW Home Standby Generator with 50-Amp Outdoor-Rated Automatic Transfer Switch | Model Westinghouse Outdoor Power Equipment ST Switch with Smart Portable Automatic Transfer Technology Home Standby Alternative, For Sump Pumps, Refrigerators, and More, Black and White |
BrandWestinghouse | Brand Westinghouse | Brand Generac | Brand Westinghouse | Brand Generac | Brand Champion Power Equipment | Brand Westinghouse |
Reviews | Reviews  | Reviews | Reviews  | Reviews | Reviews | Reviews |
Features | ||||||
Worth the money 9.9 | Worth the money 9.9 | Worth the money 9.1 | Worth the money 9.1 | Worth the money 9.1 | Worth the money 9.1 | Worth the money 7.7 |
Maneuverability 9.6 | Maneuverability 9.6 | Maneuverability 9.3 | Maneuverability 9.1 | Maneuverability 8.6 | Maneuverability 9.1 | Maneuverability 8.6 |
Noise level 9.9 | Noise level 8.6 | Noise level 9.3 | Noise level 8.6 | Noise level 8.6 | Noise level 9.4 | Noise level 8.4 |
Easy installation 9.9 | Easy installation 9.4 | Easy installation 9.4 | Easy installation 9.1 | Easy installation 8.4 | Easy installation 9.1 | Easy installation 7.0 |
Easy to build 9.9 | Easy to build 9.9 | Easy to build 9.3 | Easy to build 9.9 | Easy to build 8.6 | Easy to build 9.1 | Easy to build 7.7 |
Movability 9.9 | Movability 9.3 | Movability 9.3 | Movability 8.4 | Movability 8.6 | Movability 9.1 | Movability 8.6 |
Tech support 9.9 | Tech support 8.9 | Tech support 9.3 | Tech support 9.1 | Tech support 8.6 | Tech support 8.4 | Tech support 7.7 |
Tech Specs | ||||||
product dimensions27.2L x 26.1W x 26.5H | product dimensions 27.2L x 26.1W x 26.5H | product dimensions 6.3 x 13.5 x 30 inches | product dimensions 23.2L x 17.5W x 18.5H | product dimensions 48L x 25W x 29H | product dimensions - | product dimensions 5 x 10 x 8 inches |
colorBlue | color - CARB Compliant | color Multi | color Blue | color Bisque | color - | color Black and White |
item weight267 pounds | item weight 210 pounds | item weight 31 pounds | item weight 106 pounds | item weight 466 pounds | item weight - | item weight 9 pounds |
customer reviews4.7 4.7 out of 5 stars 21, 465 ratings 4.7 out of 5 stars | customer reviews 4.7 4.7 out of 5 stars 21, 361 ratings 4.7 out of 5 stars | customer reviews 4.8 4.8 out of 5 stars 268 ratings 4.8 out of 5 stars | customer reviews 4.6 4.6 out of 5 stars 5, 698 ratings 4.6 out of 5 stars | customer reviews 4.4 4.4 out of 5 stars 283 ratings 4.4 out of 5 stars | customer reviews - | customer reviews 3.8 3.8 out of 5 stars 137 ratings 3.8 out of 5 stars |
wattage11500 watts | wattage 9500 watts | wattage - | wattage 3600 watts | wattage 22000 watts | wattage - | wattage 2400 watts |
output wattage14500 | output wattage 12500 | output wattage - | output wattage 4650 | output wattage 22000 Watts | output wattage - | output wattage - |
fuel typeGasoline, Natural Gas, Liquefied Petroleum Gas | fuel type electric | fuel type - | fuel type gas powered | fuel type Natural Gas or LP Gas | fuel type - | fuel type - |
recommended uses for productResidential | recommended uses for product Residential | recommended uses for product - | recommended uses for product Residential | recommended uses for product Residential use | recommended uses for product - | recommended uses for product - |
special featureDigital Display, Electric Start, Flat-Free Tire, Automatic Voltage Regulation, CO Sensor | special feature Electric Start, Automatic Voltage Regulation, Hour Meter, Dual Fuel, Fuel Gauge | special feature - | special feature Automatic Voltage Regulation, Low Oil Shutdown, Muffler, Fuel Gauge, CO Sensor | special feature Digital Display, Overload Protection, Short Circuit Protection, Automatic Voltage Regulation, Automatic Shut Down, Automatic Idle Control, Fully Enclosed Design | special feature - | special feature - |
included componentsOil Bottle, Oil Funnel, Spark Plug Wrench, Remote, Battery Float Charger, Propane Regulator/Hose, 25' Natural Gas Hose | included components Manual | included components - | included components Manual | included components Generator and Transfer Switch | included components - | included components - |
voltage240 Volts | voltage 120 Volts | voltage - | voltage 120 Volts | voltage 240 Volts | voltage - | voltage - |
frequency60 Hz | frequency 60 Hz | frequency - | frequency 60 Hz | frequency 60 Hz | frequency - | frequency - |
engine type4 Stroke | engine type 4 Stroke | engine type - | engine type 4 Stroke | engine type Generac G-Force 1000 Series | engine type - | engine type - |
power sourceFuel Powered | power source Gas Powered | power source - | power source Fuel Powered | power source Natural Gas or LP Gas | power source - | power source - |
engine displacement550 Cubic Centimeters | engine displacement 457 Cubic Centimeters | engine displacement - | engine displacement 212 Cubic Centimeters | engine displacement 999 Cubic Centimeters | engine displacement - | engine displacement - |
starting wattage- | starting wattage 9500 Watts | starting wattage - | starting wattage 4650 Watts | starting wattage 22000 Watts | starting wattage - | starting wattage - |
Review- | Review - | Review | Review - | Review | Review - | Review - |
Available On  | 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
9.7
1Westinghouse23% OffWestinghouse 14500 Peak Watt Tri-Fuel Home Backup Portable Generator, Remote Electric Start, Transfer Switch Ready, Gas, Propane, and Natural Gas Powered
9.9 worth the money9.9 Noise level9.9 Easy installationWhy we love it
Versatile tri-fuel capability.
Long runtime up to 19 hours.
Remote start for convenience.
-
9.4
2Westinghouse20% Off
Westinghouse 12500 Watt Dual Fuel Home Backup Portable Generator, Remote Electric Start, Transfer Switch Ready, Gas and Propane Powered
9.9 worth the money9.9 Easy to build9.6 ManeuverabilityWhy we love it
Dual-fuel capability for versatility.
Easy remote start feature.
Long 12-hour runtime on gasoline.
-
9.1
3Generac
Generac 200 Amp Single Phase Generator Automatic Transfer Switch - Service Entrance Rated - NEMA 3R Outdoor Rated Aluminum Enclosure - Power Management for Indoor and Outdoor Use
9.4 Easy installation9.3 Maneuverability9.3 Noise levelWhy we love it
Seamless power during outages.
Efficient digital power management.
Highly rated by customers.
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.
