ApplianceRanked

Cheapest Room Air Conditioners to Run

404 models ranked by annual energy cost (lowest first). Page 1 of 17.

The most efficient room air conditioner costs $43.79/year to run. The least efficient costs $335.41/year. That's a $291.62/year difference — or $2916.2 over 10 years.

#1
75

TCL T05WV9M

Window

$43.79/yr274 kWh/yr
#2
75

TCL T05WV9MB

Window

$43.79/yr274 kWh/yr
#3
75

TCL T05WV9R

Window

$43.79/yr274 kWh/yr
#4
75

TCL T05WV9RB

Window

$43.79/yr274 kWh/yr
#5
75

TCL W5WC72

Window

$43.79/yr274 kWh/yr
#6
75

TCL W5WC72-B

Window

$43.79/yr274 kWh/yr
#7
75

TCL W5WC72M

Window

$43.79/yr274 kWh/yr
#8
75

TCL W5WC72M-B

Window

$43.79/yr274 kWh/yr
#9
91

LG LW6023IVSM

Window

$46.45/yr290 kWh/yrMost Efficient
#10
87

Midea MAW06U1QWT

Window

$47.68/yr298 kWh/yrMost Efficient
#11
87

Midea MAW06V1QWBL-T

Window

$47.68/yr298 kWh/yrMost Efficient
#12
87

Midea MAW06V1QWT

Window

$47.68/yr298 kWh/yrMost Efficient
#13
87

Midea MAW06V1UBL

Window

$47.68/yr298 kWh/yrMost Efficient
#14
87

Midea MAW06V1UWT

Window

$47.68/yr298 kWh/yrMost Efficient
#15
87

Midea MWAUQB-06CRFN8-BCN11

Window

$47.68/yr298 kWh/yrMost Efficient
#16
75

Hisense WCT06W25A

Window

$52.56/yr329 kWh/yr
#17
75

Midea MWEUWA-06CRFN8-BCM7

Window

$52.56/yr329 kWh/yr
#18
75

TCL H6W4KW

Window

$52.56/yr329 kWh/yr
#19
75

TCL T06WQ2S

Window

$52.56/yr329 kWh/yr
#20
75

TCL T06WV9R

Window

$52.56/yr329 kWh/yr
#21
75

TCL T06WV9RB

Window

$52.56/yr329 kWh/yr
#22
75

TCL W6WC72

Window

$52.56/yr329 kWh/yr
#23
75

TCL W6WC72-B

Window

$52.56/yr329 kWh/yr
#24
75

TCL W6WC72-BI

Window

$52.56/yr329 kWh/yr
#25
75

TCL W6WC72-I

Window

$52.56/yr329 kWh/yr