10 Best whole house generators of 2025

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Best Choice

1

Kohler

Kohler 26RCAL-200SELS Air-Cooled Standby Generator with 200 Amp Transfer Switch Single Phase, 26,000-Watt
9.9

Exceptional

Our Rating
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Value for Money

2

Generac
Generac Guardian 24kW 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
Main highlights

Remote Monitoring and Alerts
Effortlessly monitor generator performance and receive alerts with Mobile Link Wi-Fi.

Whole House Power Assurance
Ideal for homes requiring seamless power during outages with a 200-amp transfer switch.

Quiet and Reliable Operation
Praised for its quiet performance, even during initialization and operation.
9.8

Exceptional

Our Rating

8.9
worth the money

8.0
Easy installation
3

Westinghouse
Westinghouse 14500 Peak Watt Tri-Fuel Home Backup Portable Generator, Remote Electric Start, Transfer Switch Ready, Gas, Propane, and Natural Gas Powered
Main highlights

High Power Output and Versatility
14500 Peak Watts with tri-fuel capability for flexibility.

Ideal for Home Backup Use
Perfect for residential power backup during outages.

Praised for Easy Setup and Use
Customers love the remote start and simple setup.
Key specs
- output wattage:14500
- wattage:11500 watts
- fuel type:Gasoline, Natural Gas, Liquefied Petroleum Gas
- engine type:4 Stroke
- special feature:Digital Display, Electric Start, Flat-Free Tire, Automatic Voltage Regulation, CO Sensor
9.6

Exceptional

Our Rating

9.9
Easy to build

9.9
worth the money

9.9
Flexibility
4

Westinghouse
Westinghouse 28000 Peak Watt Home Backup Portable Generator, Remote Electric Start with Auto Choke, Transfer Switch Ready 30A & 50A Outlets, Gas Powered, CO Sensor,Blue

24% Off
Main highlights

Powerful and Reliable
28,000 peak watts with 20,000 running watts for robust power.

Ideal for Home Backup
Perfect for residential use during power outages or emergencies.

Remote Start Convenience
Praised for easy remote start and setup by users.
Key specs
- output wattage:28000
- wattage:20000 watts
- fuel type:electric
- engine type:4 Stroke
- special feature:Digital Display, Electric Start, Automatic Voltage Regulation, CO Sensor, Automatic Idle Control
9.3

Excellent

Our Rating

9.5
Tech Support

8.4
worth the money

8.4
Maneuverability
5

Westinghouse
Westinghouse 12500 Watt Dual Fuel Home Backup Portable Generator, Remote Electric Start, Transfer Switch Ready, Gas and Propane Powered

20% Off
Main highlights

Powerful Dual-Fuel Engine
Generates 9500 running watts on gasoline and 8500 on propane.

Ideal for Home Backup
Perfect for whole-house power during outages with 50 amp support.

Convenient Remote Start
Highly praised for ease of use and reliability.
Key specs
- output wattage:12500
- wattage:9500 watts
- fuel type:electric
- engine type:4 Stroke
- special feature:Electric Start, Automatic Voltage Regulation, Hour Meter, Dual Fuel, Fuel Gauge
9.0

Excellent

Our Rating

9.9
Easy to build

9.9
worth the money

9.9
Flexibility
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6

Westinghouse
Westinghouse 13500 Peak Watt Tri-Fuel Home Backup Portable Generator, Remote Electric Start, Transfer Switch Ready, Gas, Propane, and Natural Gas Powered
Main highlights

Versatile Power Options
Supports gasoline, propane, and natural gas for flexibility.

Ideal for Home Backup
Perfect for residential use during power outages.

Convenient Remote Start
Praised for easy remote starting and operation.
Key specs
- output wattage:13000
- wattage:13000 watts
- fuel type:electric
- engine type:4 Stroke
- special feature:Digital Display, Electric Start
8.8

Very Good

Our Rating

9.9
Easy to build

9.9
worth the money

9.9
Flexibility
7

DuroMax
DuroMax XP13000EH 13,000-Watt Dual Fuel Portable Generator - Gas & Propane, Electric Start, Whole Home Backup Power, Transfer Switch Ready, RV & Emergency Ready
Main highlights

Powerful Dual Fuel Capability
Delivers 13,000 watts with gas or propane, ensuring versatility.

Ideal for Home and Outdoor Use
Perfect for powering homes, RVs, and job sites.

Highly Praised Durability
Customers appreciate its robust build and longevity.
Key specs
- output wattage:10500
- wattage:13000 watts
- fuel type:GASOLINE / PROPANE
- engine type:4 Stroke
- special feature:Portable, Electric Start
8.5

Good

Our Rating

8.7
movability

8.7
Maneuverability

8.4
worth the money
8

Westinghouse
Westinghouse 12500 Peak Watt Tri-Fuel Home Backup Portable Generator, Remote Electric Start, Transfer Switch Ready, Gas, Propane, and Natural Gas Powered
Main highlights

Versatile Power Source
Tri-fuel capability allows use with gasoline, propane, or natural gas.

Ideal for Home Backup
Perfect for powering essential appliances during outages.

Praised Remote Start
Customers love the convenience of starting it remotely.
Key specs
- output wattage:12500
- wattage:12500 watts
- fuel type:electric
- engine type:4 Stroke
- special feature:Digital Display, Electric Start, Super Quiet, Automatic Voltage Regulation, CO Sensor
8.3

Good

Our Rating

9.9
Easy to build

9.9
worth the money

9.9
Flexibility
9

DuroStar

DuroStar DS13000MX 13,000-Watt 500cc Dual Fuel Portable Generator - Gas and Propane, Remote Electric Start, Whole Home Power Backup, Transfer Switch Ready, RV & Emergency Ready
8.0

Good

Our Rating
10

WEN
WEN 11,000-Watt 120V/240V Dual Fuel Portable Generator with Wheel Kit and Electric Start (DF1100T)
Main highlights

Dual Fuel Flexibility
Switch easily between gasoline and propane for uninterrupted power.

Ideal for Emergencies
Perfect for residential backup, camping, or job site needs.

Easy Electric Start
Start the generator effortlessly with a simple key turn.
Key specs
- output wattage:11000 Watts
- wattage:11000 watts
- fuel type:electric
- engine type:4 Stroke
- special feature:Electric
7.9

Good

Our Rating

9.7
Easy to build

9.3
worth the money

8.9
movability

10 Best whole house generators of 2025

1

Kohler 26RCAL-200SELS Air-Cooled Standby Generator with 200 Amp Transfer Switch Single Phase, 26,000-Watt

How do we rank?

How do we rank?

Analyzing top stores

2

Generac Guardian 24kW 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

8.9

8.0

3

Westinghouse 14500 Peak Watt Tri-Fuel Home Backup Portable Generator, Remote Electric Start, Transfer Switch Ready, Gas, Propane, and Natural Gas Powered

9.9

9.9

9.9

4

Westinghouse 28000 Peak Watt Home Backup Portable Generator, Remote Electric Start with Auto Choke, Transfer Switch Ready 30A & 50A Outlets, Gas Powered, CO Sensor,Blue

9.5

8.4

8.4

5

Westinghouse 12500 Watt Dual Fuel Home Backup Portable Generator, Remote Electric Start, Transfer Switch Ready, Gas and Propane Powered

9.9

9.9

9.9

6

Westinghouse 13500 Peak Watt Tri-Fuel Home Backup Portable Generator, Remote Electric Start, Transfer Switch Ready, Gas, Propane, and Natural Gas Powered

9.9

9.9

9.9

7

DuroMax XP13000EH 13,000-Watt Dual Fuel Portable Generator - Gas & Propane, Electric Start, Whole Home Backup Power, Transfer Switch Ready, RV & Emergency Ready

8.7

8.7

8.4

8

Westinghouse 12500 Peak Watt Tri-Fuel Home Backup Portable Generator, Remote Electric Start, Transfer Switch Ready, Gas, Propane, and Natural Gas Powered

9.9

9.9

9.9

9

DuroStar DS13000MX 13,000-Watt 500cc Dual Fuel Portable Generator - Gas and Propane, Remote Electric Start, Whole Home Power Backup, Transfer Switch Ready, RV & Emergency Ready

10

WEN 11,000-Watt 120V/240V Dual Fuel Portable Generator with Wheel Kit and Electric Start (DF1100T)

9.7

9.3

8.9

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