Samsung QN85QN90DAF running cost
$71.41/year
The Samsung QN85QN90DAF is rated at 390 kWh per year (ENERGY STAR test conditions). At the US average residential price of 18.3¢/kWh (July 2026), that is about $71.41 a year, or $5.95 a month.
How it compares
Among 39 certified extra-large (75"+) TVs (same size band), it ranks #36 for lowest running cost (class median $57.50/year). Screen size (inches, diagonal): 84.6.
Cheaper-to-run TVs in the same size band
- LG 86QNED80AU* — 234 kWh/yr, $42.85/yr
- LG OLED77C6HU* — 250 kWh/yr, $45.77/yr
- LG 86QNED82AU* — 262 kWh/yr, $47.97/yr
- LG OLED77B4PU* — 263 kWh/yr, $48.16/yr
- LG 86QNED85AU* — 264 kWh/yr, $48.34/yr
Specifications
| Display type | QD-LED (QLED) |
|---|---|
| Backlight | Direct-lit LED |
| Resolution | 4K (UHD) |
| On-mode power (W) | 181.05 |
| Standby, networked (W) | 0.50 |
| On market since | 2023-12-29 |
| Annual energy use | 390 kWh |
Source: ENERGY STAR certified TVs dataset, record 3354307. Real-world use depends on hours of operation, settings and climate.
Cost to run in every state
| State | Price | Per year |
|---|---|---|
| Louisiana | 12.7¢ | $49.61 |
| Nevada | 12.8¢ | $49.80 |
| Utah | 13.1¢ | $51.17 |
| North Dakota | 13.4¢ | $52.30 |
| Tennessee | 13.7¢ | $53.47 |
| Idaho | 13.7¢ | $53.55 |
| Nebraska | 13.8¢ | $53.74 |
| Kentucky | 13.8¢ | $53.86 |
| Arkansas | 14.3¢ | $55.89 |
| Oklahoma | 14.3¢ | $55.97 |
| Wyoming | 14.4¢ | $56.00 |
| Mississippi | 14.5¢ | $56.71 |
| Washington | 14.7¢ | $57.37 |
| Montana | 15.0¢ | $58.46 |
| Florida | 15.0¢ | $58.62 |
| North Carolina | 15.2¢ | $59.12 |
| Kansas | 15.3¢ | $59.55 |
| South Dakota | 15.4¢ | $59.94 |
| Arizona | 15.4¢ | $59.98 |
| South Carolina | 15.5¢ | $60.33 |
| West Virginia | 15.8¢ | $61.54 |
| Texas | 15.9¢ | $61.93 |
| Oregon | 16.0¢ | $62.28 |
| Iowa | 16.0¢ | $62.36 |
| Missouri | 16.1¢ | $62.75 |
| New Mexico | 16.1¢ | $62.75 |
| Georgia | 16.3¢ | $63.45 |
| Alabama | 16.4¢ | $63.96 |
| Indiana | 16.7¢ | $65.25 |
| Colorado | 17.0¢ | $66.30 |
| Minnesota | 17.4¢ | $68.06 |
| Virginia | 17.6¢ | $68.44 |
| Delaware | 18.5¢ | $72.07 |
| Wisconsin | 19.1¢ | $74.33 |
| Illinois | 19.2¢ | $74.96 |
| Ohio | 19.4¢ | $75.86 |
| Maryland | 21.4¢ | $83.50 |
| Pennsylvania | 21.7¢ | $84.71 |
| Michigan | 23.1¢ | $89.89 |
| Vermont | 23.8¢ | $92.62 |
| Connecticut | 24.2¢ | $94.22 |
| New Jersey | 25.2¢ | $98.24 |
| District of Columbia | 25.2¢ | $98.32 |
| New Hampshire | 26.6¢ | $103.74 |
| Rhode Island | 28.3¢ | $110.33 |
| Alaska | 28.8¢ | $112.44 |
| New York | 29.9¢ | $116.61 |
| Massachusetts | 30.5¢ | $118.91 |
| Maine | 32.4¢ | $126.40 |
| California | 33.6¢ | $131.08 |
| Hawaii | 48.0¢ | $187.20 |