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Upright Freezers · head to head

Koolatron KKUF21-W-AZ vs Doghly ST27BF-DH

The Koolatron KKUF21-W-AZ and the Doghly ST27BF-DH are both upright freezers in the same size and price class. Below is a side-by-side of their real capacity, dimensions, energy use, and current prices so you can pick the one that fits your space and budget — no invented ratings, just the specs and live pricing.

Our pick

Our pick: the Doghly ST27BF-DH

Doghly gives you more space for your money — $71 vs $75 per cu ft.

Choose the Koolatron KKUF21-W-AZ only if the lower sticker price matters more than the space you get for it.

Koolatron KKUF21-W-AZ 21 cu ft Convertible Upright Freezer White
KoolatronKoolatron KKUF21-W-AZ 21 cu ft Convertible Upright Freezer White
$1,573at Amazon
View best pricePrice as of 07/16/2026
View price at Amazon$1,573
Doghly ST27BF-DH 23 cu ft Upright Freezer Stainless Steel
DoghlyDoghly ST27BF-DH 23 cu ft Upright Freezer Stainless Steel
$1,640at Amazon
View best pricePrice as of 07/16/2026
View price at Amazon$1,640

At a glance

Lower priceKoolatronKoolatron is $67 cheaper at last check.
More capacityDoghlyDoghly holds more — 23 vs 21 cu ft.
Better value per cu ftDoghlyDoghly gives you more space for your money — $71 vs $75 per cu ft.

Specifications, side by side

Specification comparison: Koolatron KKUF21-W-AZ versus Doghly ST27BF-DH.
SpecKoolatronDoghly
TypeUpright FreezersUpright Freezers
ModelKKUF21-W-AZST27BF-DH
Capacity21 cu ft23 cu ft
Dimensions
Energy use
ColorWhiteStainless Steel
Price
$1,573at Amazon
View best pricePrice as of 07/16/2026
$1,640at Amazon
View best pricePrice as of 07/16/2026

Prices re-checked on a schedule; tap a price for the live number at the retailer.

Frequently asked

Which should you buy, the Koolatron KKUF21-W-AZ or the Doghly ST27BF-DH?

Our pick: the Doghly ST27BF-DH. Doghly gives you more space for your money — $71 vs $75 per cu ft. Choose the Koolatron KKUF21-W-AZ only if the lower sticker price matters more than the space you get for it.

Is the Koolatron KKUF21-W-AZ or the Doghly ST27BF-DH cheaper?

Koolatron is $67 cheaper at last check.

Which holds more, the Koolatron KKUF21-W-AZ or the Doghly ST27BF-DH?

Doghly holds more — 23 vs 21 cu ft.

Which gives more freezer space per dollar, the Koolatron KKUF21-W-AZ or the Doghly ST27BF-DH?

Doghly gives you more space for your money — $71 vs $75 per cu ft.

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