Appliances / Window air conditioners / Large rooms (over 10,000 to 15,000 BTU)

Cheapest large rooms (over 10,000 to 15,000 btu) window air conditioners to run

194 ENERGY STAR models in this size. The cheapest to run costs $88 a year; the most expensive costs $152. Over 10 years that gap is $646, money you pay on top of the price tag.

Small rooms (under 8,000 BTU)Medium rooms (8,000 to 10,000 BTU)Large rooms (over 10,000 to 15,000 BTU)Very large rooms (over 15,000 BTU)

Through the Wall

#	Model	Size	Per year	10 years
1	Friedrich WCVT10B10B	10100 BTU	$97	$971
2	Friedrich WCVT12B10B	11200 BTU	$108	$1,084
3	Friedrich WCVT10B10A	11000 BTU	$116	$1,155
4	Wallmaster WCVT12B30B	11800 BTU	$116	$1,159
5	Friedrich WCVT10B30A	11100 BTU	$116	$1,164
6	Brothers 102396	12000 BTU	$118	$1,179
7	DuraSTAR DRTAC121XVB1	12000 BTU	$118	$1,179
8	DuraSTAR DRTAC122XVB1	12000 BTU	$118	$1,179
9	Frigidaire FHTC125WC1	12000 BTU	$118	$1,179
10	Midea MAT12R1FWTK	12000 BTU	$118	$1,179
11	Midea MAT12R1SWTK	12000 BTU	$118	$1,179
12	Midea MAT12R2FWTK	12000 BTU	$118	$1,179
13	Midea MAT12R2SWTK	12000 BTU	$118	$1,179
14	Midea MT12VB1	12000 BTU	$118	$1,179
15	Midea MWEUTW-12CRFN8-BCM9	12000 BTU	$118	$1,179
16	Midea MWEUTW-12CRFN8-MCM9	12000 BTU	$118	$1,179
17	PELONIS PAT12R1KWT	12000 BTU	$118	$1,179
18	Perfect aire 1PATWV12000	12000 BTU	$118	$1,179
19	Seasons ST12VB1	12000 BTU	$118	$1,179
20	Friedrich WCVT12B30A	13600 BTU	$134	$1,335
21	Brothers 102395	14000 BTU	$137	$1,373
22	DuraSTAR DRTAC142XVB1	14000 BTU	$137	$1,373
23	Frigidaire FHTC145WC2	14000 BTU	$137	$1,373
24	Midea MAT14R2FWTK	14000 BTU	$137	$1,373
25	Midea MAT14R2SWTK	14000 BTU	$137	$1,373

Window

#	Model	Size	Per year	10 years
1	GE Profile AHTR10ACH2	10100 BTU	$88	$879
2	GE Profile PHNT10CCH1	10300 BTU	$96	$957
3	K�hl+ KHVS10B11B	10600 BTU	$96	$964
4	Hisense AW-12TW1RZAU70	11500 BTU	$98	$980
5	Hisense AWUS1227TW	11500 BTU	$98	$980
6	Friedrich KHVS10B11A	10200 BTU	$99	$993
7	BLACK+DECKER BDM12C	12000 BTU	$102	$1,024
8	Brothers 102373	12000 BTU	$102	$1,024
9	DuraSTAR DRWAC121XVB1	12000 BTU	$102	$1,024
10	Frigidaire FHWW125WF1	12000 BTU	$102	$1,024
11	Frigidaire FHWW126WF1	12000 BTU	$102	$1,024
12	Frigidaire Gallery GHWW125TF1	12000 BTU	$102	$1,024
13	GE Appliances AWHV12***# family	12000 BTU	$102	$1,024
14	Midea MAW12Q1CWK	12000 BTU	$102	$1,024
15	Midea MAW12RV1KWT	12000 BTU	$102	$1,024
16	Midea MAW12S1KWT-A	12000 BTU	$102	$1,024
17	Midea MAW12U1KWT	12000 BTU	$102	$1,024
18	Midea MAW12U1KWT-A	12000 BTU	$102	$1,024
19	Midea MAW12V1KYWT-S	12000 BTU	$102	$1,024
20	Midea MAW12V1QWBL-T	12000 BTU	$102	$1,024
21	Midea MAW12V1WBK	12000 BTU	$102	$1,024
22	Midea MAW12V1WBK-T	12000 BTU	$102	$1,024
23	Midea MAW12V1WWT-T	12000 BTU	$102	$1,024
24	Midea MWAUQB-12CRFN8-BCP0	12000 BTU	$102	$1,024
25	Midea MWEUWA-12CRFN8-BCP0	12000 BTU	$102	$1,024

Source: ENERGY STAR certified window air conditioners (U.S. EPA) and the EIA average residential electricity price. Energy use is the official test figure; real use varies.