Data through April 2026
Running cost · Televisions · ENERGY STAR certified
LG 50QNED80AU
At the standardized usage ENERGY STAR assumes, the LG 50QNED80AU consumes 114 kWh a year — about $21 at the U.S. average electricity rate ($1.79 a month). That's 39% less than the median certified television, placing it comfortably in the efficient third of the field (25 of 172). The same unit costs $14 a year in North Dakota but $53 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
$21/yr
- Per month
- $1.79
- Per day
- 6¢
- Certified use
- 114 kWh/yr
- Screen size
- 49.5 in
- Display type
- LCD
- Backlight
- Edge-lit LED
What it costs in every state
| State | Rate ¢/kWh | This model $/yr | Relative cost |
|---|---|---|---|
| Alabama | 17.4¢ | $20 | |
| Alaska | 27.4¢ | $31 | |
| Arizona | 15.5¢ | $18 | |
| Arkansas | 14.2¢ | $16 | |
| California | 35.3¢ | $40 | |
| Colorado | 16.5¢ | $19 | |
| Connecticut | 32.2¢ | $37 | |
| Delaware | 18.8¢ | $21 | |
| District of Columbia | 25.4¢ | $29 | |
| Florida | 15.4¢ | $18 | |
| Georgia | 15.4¢ | $18 | |
| Hawaiipriciest | 46.6¢ | $53 | |
| Idaho | 12.7¢ | $14 | |
| Illinois | 20.5¢ | $23 | |
| Indiana | 17.9¢ | $20 | |
| Iowa | 13.9¢ | $16 | |
| Kansas | 15.8¢ | $18 | |
| Kentucky | 15.0¢ | $17 | |
| Louisiana | 14.4¢ | $16 | |
| Maine | 28.4¢ | $32 | |
| Maryland | 22.1¢ | $25 | |
| Massachusetts | 29.4¢ | $34 | |
| Michigan | 21.4¢ | $24 | |
| Minnesota | 16.4¢ | $19 | |
| Mississippi | 16.8¢ | $19 | |
| Missouri | 14.0¢ | $16 | |
| Montana | 13.9¢ | $16 | |
| Nebraska | 13.3¢ | $15 | |
| Nevada | 14.3¢ | $16 | |
| New Hampshire | 27.2¢ | $31 | |
| New Jersey | 23.5¢ | $27 | |
| New Mexico | 15.2¢ | $17 | |
| New York | 29.4¢ | $34 | |
| North Carolina | 16.3¢ | $19 | |
| North Dakotacheapest | 12.3¢ | $14 | |
| Ohio | 19.5¢ | $22 | |
| Oklahoma | 13.3¢ | $15 | |
| Oregon | 15.8¢ | $18 | |
| Pennsylvania | 21.5¢ | $24 | |
| Rhode Island | 28.3¢ | $32 | |
| South Carolina | 17.1¢ | $19 | |
| South Dakota | 14.5¢ | $17 | |
| Tennessee | 14.9¢ | $17 | |
| Texas | 17.0¢ | $19 | |
| Utah | 13.3¢ | $15 | |
| Vermont | 24.6¢ | $28 | |
| Virginia | 17.4¢ | $20 | |
| Washington | 14.4¢ | $16 | |
| West Virginia | 16.1¢ | $18 | |
| Wisconsin | 19.2¢ | $22 | |
| Wyoming | 14.7¢ | $17 |
Certified models closest in efficiency
| Model | kWh/yr | $/yr (US avg) |
|---|---|---|
| PHILIPS 50HFL4518U/27 | 114 | $21 |
| LG OLED42C6PU | 117 | $22 |
| LG 43QNED82AU | 110 | $21 |
| Samsung QN43QN90FAF | 119 | $22 |
| Sansui LE-43V1 | 119 | $22 |
| LG 50QNED82AU | 119 | $22 |
Run your own numbers
Your rate, your numbers
- Per day
- 6¢
- Per month
- $1.79
- Per year
- $21
114 kWh/yr × 18.8¢/kWh = $21/yr
Prefilled with this model's certified 114 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 50QNED80AU use?
- ENERGY STAR certifies the LG 50QNED80AU at 114 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 50QNED80AU cost to run per month?
- About $1.79 a month at the U.S. average residential rate (18.8¢/kWh) — 6¢ a day, or $21 a year. Your state's rate moves this up or down; see the table above.
- Is the LG 50QNED80AU energy efficient?
- It uses 39% less electricity than the median certified television, placing it in the efficient third of certified models.
- What does the LG 50QNED80AU cost to run in the cheapest vs. priciest state?
- At current residential rates it costs about $14 a year in North Dakota (12.3¢/kWh) and $53 in Hawaii (46.6¢/kWh).