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Find the right AC
in 60 seconds.

Answer a few questions about your room and we'll size it, estimate the running cost, and match you to the best-value units — no fluff, no sponsored rankings.

49
units compared
10
states covered
100%
independent
BTU Calculator

Size your AC in 60 seconds

320 ft²20 × 16 ft room
You need about
8,0009,000 BTU
33→16BTU per ft² — small rooms need double the cooling density of big ones
40%of window ACs people buy are the wrong size for the room
$300+typical yearly saving from a right-sized, efficient unit
60 secaverage time to a recommendation with our calculator
Editor-tracked

Popular units right now

Spec-matched value picks across window, portable and mini-split — chosen on the data, not paid placement.

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mrcoolac
Best efficiency
Mini-splitENERGY STAR

MRCOOL DIY 4th Gen 12K

4.6(1,510)
Cooling
12,000 BTU
Covers
500 ft²
Efficiency
22 SEER2
Noise
32 dB
$1099 est.
typical retail price

“Check Price” opens the retailer’s listing in a new tab. Prices are set by the retailer.

For installs & repairs

Need a real human to install it?

Mini-splits and central systems need a licensed pro. Browse established, top-rated HVAC contractors across the 10 most AC-dependent states — ratings, specialties, and experience at a glance.

4.8★+
avg. Google rating of listed pros
~50 yrs
avg. time in business
Find a pro near you

Top-rated AC repair, install & maintenance contractors across 10 states.

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Local guides

AC sizing & costs, state by state

Climate, humidity, and electricity rates change the right answer — see what cooling really costs where you live.

All state guides