WattCost

Data through April 2026

Running cost · Televisions · ENERGY STAR certified

LG OLED77C6HU

The LG OLED77C6HU's certified consumption is 250 kWh per year, which prices out to about $47 at the national average rate — your hours of use scale that directly. That's close to the middle of the certified pack — about 33% above the median television, ranked 122 of 172. The same unit costs $31 a year in North Dakota but $117 in Hawaii — electricity rates, not the appliance, make the difference. Note the certified pool here is small (172 models), so rankings shift more with each data refresh.

Estimated annual running cost · U.S. average rate 18.8¢/kWh

$47/yr

$3.46 · cheapest certified televisions$119 · priciest
Per month
$3.92
Per day
13¢
Certified use
250 kWh/yr
Screen size
76.7 in
Display type
OLED
Backlight
OLED
18 kWh631 kWh
Where the LG OLED77C6HU (▮) sits among all 172 certified televisions, by annual kWh

What it costs in every state

LG OLED77C6HU: 250 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama17.4¢$44
Alaska27.4¢$68
Arizona15.5¢$39
Arkansas14.2¢$35
California35.3¢$88
Colorado16.5¢$41
Connecticut32.2¢$81
Delaware18.8¢$47
District of Columbia25.4¢$64
Florida15.4¢$38
Georgia15.4¢$38
Hawaiipriciest46.6¢$117
Idaho12.7¢$32
Illinois20.5¢$51
Indiana17.9¢$45
Iowa13.9¢$35
Kansas15.8¢$39
Kentucky15.0¢$38
Louisiana14.4¢$36
Maine28.4¢$71
Maryland22.1¢$55
Massachusetts29.4¢$74
Michigan21.4¢$53
Minnesota16.4¢$41
Mississippi16.8¢$42
Missouri14.0¢$35
Montana13.9¢$35
Nebraska13.3¢$33
Nevada14.3¢$36
New Hampshire27.2¢$68
New Jersey23.5¢$59
New Mexico15.2¢$38
New York29.4¢$74
North Carolina16.3¢$41
North Dakotacheapest12.3¢$31
Ohio19.5¢$49
Oklahoma13.3¢$33
Oregon15.8¢$39
Pennsylvania21.5¢$54
Rhode Island28.3¢$71
South Carolina17.1¢$43
South Dakota14.5¢$36
Tennessee14.9¢$37
Texas17.0¢$42
Utah13.3¢$33
Vermont24.6¢$61
Virginia17.4¢$43
Washington14.4¢$36
West Virginia16.1¢$40
Wisconsin19.2¢$48
Wyoming14.7¢$37

Certified models closest in efficiency

televisions within reach of 250 kWh/yr
ModelkWh/yr$/yr (US avg)
LG OLED65G5251$47
Samsung QN65S90DAF251$47
Samsung QN65S90FAF246$46
Samsung QN55S95DAF246$46
LG 75QNED90TU256$48
LG OLED65C4PU244$46

Run your own numbers

Your rate, your numbers

Per day
13¢
Per month
$3.92
Per year
$47

250 kWh/yr × 18.8¢/kWh = $47/yr

Prefilled with this model's certified 250 kWh/yr — adjust if your usage differs from the DOE test basis. The certified annual kWh is based on the standardized ENERGY STAR duty cycle of about 5 hours of on-time per day plus standby the rest of the time. Heavy streaming households will use more.

Questions, answered with the data

How much electricity does the LG OLED77C6HU use?
ENERGY STAR certifies the LG OLED77C6HU at 250 kWh per year. The certified annual kWh is based on the standardized ENERGY STAR duty cycle of about 5 hours of on-time per day plus standby the rest of the time. Heavy streaming households will use more.
How much does the LG OLED77C6HU cost to run per month?
About $3.92 a month at the U.S. average residential rate (18.8¢/kWh) — 13¢ a day, or $47 a year. Your state's rate moves this up or down; see the table above.
Is the LG OLED77C6HU energy efficient?
It uses 33% more electricity than the median certified television.
What does the LG OLED77C6HU cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $31 a year in North Dakota (12.3¢/kWh) and $117 in Hawaii (46.6¢/kWh).

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