UPS Battery Backups under $100

2 UPS battery backups under $100 from Alomejor, CyberPower, Domary and more. Prices run $82 to $93.

APCSpec score 8.0

500 VA, 300 Watts

+Suits home office PCs and Wi-Fi equipment per its name

+Provides compact battery backup for light loads

−Low 300W output limits it to light electronics

$93.99

as of 11/04/2026 05:09 PST - Details

VertivSpec score 8.8

500 VA, 305 Watts, 6 Outlets

+Shutdown software: only 12 of 195 here have one

+305 watts: 7 of the 12 here have fewer watts

−6 outlets: 4 of the 7 here have more outlets

$81.99-9%Was: ~~$89.99~~

as of 11/04/2026 05:10 PST - Details

Compare specs

UPS battery backup	Spec score	Price
	8.0	$93.99 as of 11/04/2026 05:09 PST - Details
	8.8	$81.99 as of 11/04/2026 05:10 PST - Details

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