10 Best 15000 watt generators of 2025

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Best Choice

1

Generac
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

11% Off
Main highlights

Remote Monitoring Anywhere
Effortlessly track performance with Mobile Link Wi-Fi connectivity.

Whole House Protection
Ideal for comprehensive household power coverage during outages.

Quiet Operation
Praised for its quiet performance even during operation.
9.9

Exceptional

Our Rating

8.9
worth the money

8.0
Easy installation
How do we rank?

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Value for Money

2

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.
9.6

Exceptional

Our Rating

9.5
Tech Support

8.4
worth the money

8.4
Maneuverability
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.
9.4

Excellent

Our Rating

9.9
Easy to build

9.9
worth the money

9.9
Flexibility
4

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

26% Off
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.
9.1

Excellent

Our Rating

8.7
movability

8.7
Maneuverability

8.4
worth the money
5

Champion Power Equipment
Champion Power Equipment 15,000-Watt Electric Start Tri Fuel Home Backup Portable Generator with CO Shield

28% Off
Main highlights

Versatile Fuel Options
Operates on natural gas, propane, or gasoline with included hoses.

Whole House Backup
Ideal for powering entire homes, even with large AC units.

Customer Praised Portability
Despite its power, users appreciate its portability at 330 lbs.
9.0

Excellent

Our Rating

8.2
Maneuverability

8.0
Noise level
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6

Westinghouse
Westinghouse 18000 Peak Watt Home Backup Portable Generator, Remote Electric Start, Transfer Switch Ready 30A & 50 Outlets, Gas Powered, CO Sensor

24% Off
Main highlights

Powerful and Reliable
Delivers 12000 running watts and 15000 peak watts for home backup.

Ideal for Home Emergencies
Perfect for residential use during power outages and storms.

Remote Start Convenience
Customers praise the easy remote start feature for user-friendliness.
8.9

Very Good

Our Rating

9.3
Simple to use

8.9
Durability

8.0
Noise level
7

Champion Power Equipment
Champion Power Equipment 15,000-Watt MKE Series Portable Generator with Electric Start and CO Shield

30% Off
Main highlights

Powerful Performance
Delivers 15,000 starting watts and 12,000 running watts for reliable backup power.

Versatile Dual Fuel
Perfect for home backup with gasoline or propane options for flexibility.

Easy Electric Start
Customers love the convenient electric start feature for hassle-free operation.
8.6

Very Good

Our Rating
8

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.
8.3

Good

Our Rating

9.9
Easy to build

9.9
worth the money

9.9
Flexibility
9

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

13% Off
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.
8.1

Good

Our Rating

9.9
Easy to build

9.9
worth the money

9.9
Flexibility
10

DuroStar

DuroStar DS13000MX 13,000-Watt 500cc Dual Fuel Portable Generator
8.0

Good

Our Rating

10 Best 15000 watt generators of 2025

1

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

8.9

8.0

How do we rank?

How do we rank?

Analyzing top stores

2

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

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

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

5

Champion Power Equipment 15,000-Watt Electric Start Tri Fuel Home Backup Portable Generator with CO Shield

8.2

8.0

6

Westinghouse 18000 Peak Watt Home Backup Portable Generator, Remote Electric Start, Transfer Switch Ready 30A & 50 Outlets, Gas Powered, CO Sensor

9.3

8.9

8.0

7

Champion Power Equipment 15,000-Watt MKE Series Portable Generator with Electric Start and CO Shield

8

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

9

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

10

DuroStar DS13000MX 13,000-Watt 500cc Dual Fuel Portable Generator

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