UPS Battery Backups under $100

4 UPS battery backups under $100 from Alomejor, CyberPower, Domary and more. Prices run $43 to $81.

APCSpec score 8.7

425 VA, 255 Watts

+Shutdown software: only 12 of 195 here have one

−425 va: 8 of the 12 here have a higher va

$62.50

as of 11/04/2026 10:08 PST - Details

Ske Smart Key EnergySpec score 8.1

425 VA, 240 Watts, tower, 7 Outlets

+Seven UPS outlets for protecting several devices

+Tower form factor sits flat on a desk or floor

+240W capacity for small desktop setups

−Only 425VA, low for high-power equipment

$81.99

as of 11/04/2026 11:08 PST - Details

Oeveo

425 VA

+Wall mount for a UPS unit to save floor space

+Dimensions of 5H x 4.3W x 8.75L inches

+Made in America

−Rated for 425 VA units only, limiting larger models

$42.99

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

Ske Smart Key EnergySpec score 7.8

425 VA, 240 Watts

+Rated at 425 VA and 240 W for small desktop loads

+Includes surge protection for connected computer equipment

+Designed as a UPS battery backup for computers

$81.99

as of 11/04/2026 05:09 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.