WattCost

Data through June 2026

Running cost · Room Air Conditioners · ENERGY STAR certified

GREE GJC08BU-A6DRNJ2A

The GREE GJC08BU-A6DRNJ2A is certified at 389 kWh per year (based on 750 standardized hours), roughly $71 at the national average — though seasonal use means your real bill lands in a few months, not twelve. Compared with the median certified room air conditioner, it uses 27% less electricity — rank 57 out of 439. Where you live moves the bill from $51 a year in Nevada to $205 in Hawaii. It also meets ENERGY STAR's stricter “Most Efficient” criteria.

Uses 47% less energy than the U.S. federal minimum

Dimensions 13" H × 21" W × 18" D, 60.6 lb

Estimated annual running cost · U.S. average rate 18.3¢/kWh

$71/yr

$48 · cheapest certified room air conditioners$384 · priciest
Per month
$5.95
Per day
20¢
Certified use
389 kWh/yr
Cooling capacity
8,300 BTU/hr
CEER
16
Mounting
Straddles Window
Variable-speed compressor
Yes
260 kWh2,096 kWh
Where the GREE GJC08BU-A6DRNJ2A (▮) sits among all 439 certified room air conditioners, by annual kWh

What it costs in every state

GREE GJC08BU-A6DRNJ2A: 389 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama16.4¢$64
Alaska28.2¢$110
Arizona15.2¢$59
Arkansas14.1¢$55
California34.7¢$135
Colorado17.1¢$67
Connecticut24.3¢$95
Delaware19.3¢$75
District of Columbia24.4¢$95
Florida15.1¢$59
Georgia16.4¢$64
Hawaiipriciest52.7¢$205
Idaho14.4¢$56
Illinois19.9¢$77
Indiana17.5¢$68
Iowa15.9¢$62
Kansas15.7¢$61
Kentucky14.3¢$55
Louisiana13.5¢$52
Maine29.6¢$115
Maryland21.8¢$85
Massachusetts29.6¢$115
Michigan23.0¢$89
Minnesota17.5¢$68
Mississippi14.9¢$58
Missouri16.2¢$63
Montana15.1¢$59
Nebraska13.3¢$52
Nevadacheapest13.1¢$51
New Hampshire27.0¢$105
New Jersey24.9¢$97
New Mexico15.1¢$59
New York29.5¢$115
North Carolina14.7¢$57
North Dakota14.1¢$55
Ohio19.2¢$75
Oklahoma14.3¢$56
Oregon16.3¢$64
Pennsylvania21.7¢$85
Rhode Island29.2¢$114
South Carolina15.6¢$61
South Dakota15.4¢$60
Tennessee14.1¢$55
Texas15.9¢$62
Utah13.4¢$52
Vermont24.4¢$95
Virginia17.2¢$67
Washington14.9¢$58
West Virginia15.4¢$60
Wisconsin19.6¢$76
Wyoming15.2¢$59

Certified models closest in efficiency

room air conditioners within reach of 389 kWh/yr
ModelkWh/yr$/yr (US avg)
Midea MAW08U1KWTmost efficient387$71
Midea MAW08U1KWT-Amost efficient387$71
Midea MAW08V1KWT-Amost efficient387$71
Midea MAW08V1KYWT-Smost efficient387$71
Midea MWFUQB-8CRFN8-BCN11most efficient387$71
LG LW8022IVSM387$71

Run your own numbers

Your rate, your numbers

Per day
20¢
Per month
$5.95
Per year
$71

389 kWh/yr × 18.3¢/kWh = $71/yr

Prefilled with this model's certified 389 kWh/yr — adjust if your usage differs from the DOE test basis. The certified annual kWh assumes 750 cooling hours per year (the DOE standard). In hot climates real usage can run well above that; in mild ones, below.

Questions, answered with the data

How much electricity does the GREE GJC08BU-A6DRNJ2A use?
ENERGY STAR certifies the GREE GJC08BU-A6DRNJ2A at 389 kWh per year. The certified annual kWh assumes 750 cooling hours per year (the DOE standard). In hot climates real usage can run well above that; in mild ones, below.
How much does the GREE GJC08BU-A6DRNJ2A cost to run per month?
About $5.95 a month at the U.S. average residential rate (18.3¢/kWh) — 20¢ a day, or $71 a year. Your state's rate moves this up or down; see the table above.
Is the GREE GJC08BU-A6DRNJ2A energy efficient?
It uses 27% less electricity than the median certified room air conditioner, placing it in the efficient third of certified models. It also meets ENERGY STAR's Most Efficient criteria.
What does the GREE GJC08BU-A6DRNJ2A cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $51 a year in Nevada (13.1¢/kWh) and $205 in Hawaii (52.7¢/kWh).

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