Samsung QN42S90FAE: $29 a year to run
This model (Televisions) uses 138 kWh of electricity a year, which costs about $29 a year and $289 over 10 years at 21.0¢/kWh.
Energy use
138 kWh
per year
Running cost per year
$29
21.0¢/kWh
Running cost over 10 years
$289
Efficiency rank
57 / 175
Product details
| Product type | Television (TV) |
|---|---|
| Display type | OLED |
| Screen size (in) | 41.5 |
| Available since | February 10, 2025 |
Compared with the average model (Televisions), this one saves about $12 a year.
More efficient alternatives
| Model | kWh/year | Cost/year |
|---|---|---|
| LG OLED48G5SU* | 137 | $29 |
| Loewe stellar 48 | 137 | $29 |
| LG 50QNED85TU* | 136 | $29 |
| LG OLED42C4PU* | 136 | $29 |
| Sansui LE-50V1 | 135 | $28 |
| Sansui LE-55V4 | 135 | $28 |
| LG 55QNED82AU* | 133 | $28 |
| PHILIPS 50HFL6214U/27 | 132 | $28 |
- Refrigerators
- Freezers
- Washing machines
- Dishwashers
- Tumble dryers
- Room air conditioners
- Dehumidifiers
- Water heaters
- Electric cooktops and ranges
- Computers
- Air purifiers
Source: ENERGY STAR (U.S. EPA) · 21.0¢/kWh (August 2026) · Methodology