High Output Portable Generators

All generators

8 high output portable generators from Westinghouse, DuroMax, DuroStar and more. Most cost $1,249 to $2,699, and half cost less than $1,474.

Portable generators whose title states more than 9000 watts, sized for running part of a house during an outage. The figure is the seller's, and may be starting watts.

We do not pick by hand: a generator is here because its listed specs pass the checks.

Top brands: Westinghouse (4)

WestinghouseSpec score 8.7

Portable, Tri Fuel, Over 9000 W

+Tri fuel operation for gasoline, propane and natural gas

+Over 9000 W output for whole-home backup loads

+Electric start for easier starting

−Portable unit that is not an inverter design

$1,249.00

as of 11/04/2026 07:42 PST - Details

GeneracSpec score 9.5

Portable, Tri Fuel, Over 9000 W

+Runs on gasoline, propane, or natural gas

+Electric start for easy starting

+Carbon monoxide sensor included

−Portable design still requires manual setup and placement

$1,169.00

as of 11/03/2026 23:10 PST - Details

WestinghouseSpec score 8.7

Portable, Tri Fuel, Over 9000 W

+Tri fuel operation for gasoline, propane and natural gas

+Over 9000 W output for whole-home backup loads

+Electric start for easier starting

−Portable unit that is not an inverter design

$3,899.00

as of 11/04/2026 07:42 PST - Details

WestinghouseSpec score 9.5

Portable, Tri Fuel, Over 9000 W

+Tri fuel operation for gasoline, propane and natural gas

+Over 9000 W output for whole-home backup loads

+Built-in CO sensor for added safety

−Portable unit that is not an inverter design

$2,699.00

as of 11/04/2026 07:42 PST - Details

Champion Power EquipmentSpec score 8.7

Portable, Tri Fuel, Over 9000 W

+Tri fuel design runs on gas, propane, or natural gas

+Electric start for easier startup

+Portable design can be moved to where power is needed

$1,259.99

as of 11/04/2026 15:36 PST - Details

WestinghouseSpec score 8.7

Portable, Tri Fuel, Over 9000 W

+Tri fuel capability for three fuel types

+Remote electric start for convenient operation

+Transfer-switch ready for home connection

−Not an inverter generator

$1,449.00

as of 11/04/2026 07:42 PST - Details

PulsarSpec score 8.7

Portable, Tri Fuel, Over 9000 W

+Tri fuel operation on gasoline, propane or natural gas

+Over 9000 watts for large loads

+Electric start for easier starting

−Portable generator, not an inverter model

−Not a standby unit for automatic whole-house backup

$1,498.00

as of 11/04/2026 00:46 PST - Details

GenmaxSpec score 8.7

Portable, Tri Fuel, Over 9000 W

+Over 9000 W: the most watts of the 16 here

+CO sensor: only 5 of 16 here have one

−Electric start not listed: 15 of the 16 here list one

$1,899.99

as of 11/03/2026 23:10 PST - Details

Compare specs

Type	Fuel	Watts	Spec score	Price
Portable	Tri Fuel	Over 9000 W	8.7	$1,249.00 as of 11/04/2026 07:42 PST - Details
Portable	Tri Fuel	Over 9000 W	9.5	$1,169.00 as of 11/03/2026 23:10 PST - Details
Portable	Tri Fuel	Over 9000 W	8.7	$3,899.00 as of 11/04/2026 07:42 PST - Details
Portable	Tri Fuel	Over 9000 W	9.5	$2,699.00 as of 11/04/2026 07:42 PST - Details
Portable	Tri Fuel	Over 9000 W	8.7	$1,259.99 as of 11/04/2026 15:36 PST - Details
Portable	Tri Fuel	Over 9000 W	8.7	$1,449.00 as of 11/04/2026 07:42 PST - Details
Portable	Tri Fuel	Over 9000 W	8.7	$1,498.00 as of 11/04/2026 00:46 PST - Details
Portable	Tri Fuel	Over 9000 W	8.7	$1,899.99 as of 11/03/2026 23:10 PST - Details

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Spec scores, pros and cons, and prices are explained in the How it works section of the About page.

High Output Portable Generators

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