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CompareWindow ACsPortable ACsPTAC UnitsThrough-the-Wall ACsMini-Splits

Compare air conditioners on the specs that actually matter.

Cooling power, efficiency, heating and noise — side by side, on verified data. Pick two or more to compare.

Window ACs
312 units
Portable ACs
110 units
PTAC Units
331 units
Through-the-Wall ACs
140 units
Mini-Splits
1,700 units

Window ACs

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65.7
SCORE
5000 BTU11.1 EER56.5 dB
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90.7
SCORE
18000 BTU11.8 EER58 dB
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95.9
SCORE
25000 BTU10.3 EERENERGY STAR62 dB
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96
SCORE
12000 BTU15 EERENERGY STAR55 dB
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Portable ACs

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69.5
SCORE
8000 BTU6.1 EER53 dB
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70.8
SCORE
13500 BTU9.89 EERHeats57.5 dB
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82
SCORE
12000 BTU7.2 EER52 dB
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80
SCORE
10500 BTU8.1 EERHeats56 dB
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PTAC Units

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69.3
SCORE
7200 BTU12.8 EERHeats45 dB
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59.6
SCORE
9200 BTU11.5 EERHeats
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78.1
SCORE
7200 BTU13.9 EERHeats45 dB
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71.3
SCORE
11800 BTU11.6 EERHeats50 dB
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Through-the-Wall ACs

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82.8
SCORE
10000 BTU10.7 EER
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80.2
SCORE
8000 BTU10.7 EER
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82.4
SCORE
14000 BTU9.4 EER
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82.1
SCORE
9800 BTU10.7 EERENERGY STAR56 dB
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