LG OLED77C6HU* running cost
$45.77/year
The LG OLED77C6HU* is rated at 250 kWh per year (ENERGY STAR test conditions). At the US average residential price of 18.3¢/kWh (July 2026), that is about $45.77 a year, or $3.81 a month.
How it compares
Among 39 certified extra-large (75"+) TVs (same size band), it ranks #2 for lowest running cost (class median $57.50/year). Screen size (inches, diagonal): 76.7.
Cheaper-to-run TVs in the same size band
- LG 86QNED80AU* — 234 kWh/yr, $42.85/yr
Specifications
| Display type | OLED |
|---|---|
| Backlight | OLED |
| Resolution | 4K (UHD) |
| On-mode power (W) | — |
| Standby, networked (W) | — |
| On market since | 2026-03-13 |
| Annual energy use | 250 kWh |
Source: ENERGY STAR certified TVs dataset, record 4515184. Real-world use depends on hours of operation, settings and climate.
Cost to run in every state
| State | Price | Per year |
|---|---|---|
| Louisiana | 12.7¢ | $31.80 |
| Nevada | 12.8¢ | $31.93 |
| Utah | 13.1¢ | $32.80 |
| North Dakota | 13.4¢ | $33.52 |
| Tennessee | 13.7¢ | $34.27 |
| Idaho | 13.7¢ | $34.33 |
| Nebraska | 13.8¢ | $34.45 |
| Kentucky | 13.8¢ | $34.52 |
| Arkansas | 14.3¢ | $35.83 |
| Oklahoma | 14.3¢ | $35.88 |
| Wyoming | 14.4¢ | $35.90 |
| Mississippi | 14.5¢ | $36.35 |
| Washington | 14.7¢ | $36.77 |
| Montana | 15.0¢ | $37.48 |
| Florida | 15.0¢ | $37.58 |
| North Carolina | 15.2¢ | $37.90 |
| Kansas | 15.3¢ | $38.17 |
| South Dakota | 15.4¢ | $38.42 |
| Arizona | 15.4¢ | $38.45 |
| South Carolina | 15.5¢ | $38.67 |
| West Virginia | 15.8¢ | $39.45 |
| Texas | 15.9¢ | $39.70 |
| Oregon | 16.0¢ | $39.92 |
| Iowa | 16.0¢ | $39.98 |
| Missouri | 16.1¢ | $40.23 |
| New Mexico | 16.1¢ | $40.23 |
| Georgia | 16.3¢ | $40.67 |
| Alabama | 16.4¢ | $41.00 |
| Indiana | 16.7¢ | $41.83 |
| Colorado | 17.0¢ | $42.50 |
| Minnesota | 17.4¢ | $43.62 |
| Virginia | 17.6¢ | $43.88 |
| Delaware | 18.5¢ | $46.20 |
| Wisconsin | 19.1¢ | $47.65 |
| Illinois | 19.2¢ | $48.05 |
| Ohio | 19.4¢ | $48.62 |
| Maryland | 21.4¢ | $53.52 |
| Pennsylvania | 21.7¢ | $54.30 |
| Michigan | 23.1¢ | $57.62 |
| Vermont | 23.8¢ | $59.38 |
| Connecticut | 24.2¢ | $60.40 |
| New Jersey | 25.2¢ | $62.98 |
| District of Columbia | 25.2¢ | $63.02 |
| New Hampshire | 26.6¢ | $66.50 |
| Rhode Island | 28.3¢ | $70.72 |
| Alaska | 28.8¢ | $72.08 |
| New York | 29.9¢ | $74.75 |
| Massachusetts | 30.5¢ | $76.22 |
| Maine | 32.4¢ | $81.02 |
| California | 33.6¢ | $84.03 |
| Hawaii | 48.0¢ | $120.00 |