Samsung QN77S90HAE: $62 a year to run

This model (Televisions) uses 293 kWh of electricity a year, which costs about $62 a year and $616 over 10 years at 21.0¢/kWh.

Energy use
293 kWh
per year
Running cost per year
$62
21.0¢/kWh
Running cost over 10 years
$616
Efficiency rank
146 / 175

Product details

Product typeTelevision (TV)
Display typeOLED
Screen size (in)76.6
Available sinceJanuary 5, 2026

Compared with the average model (Televisions), this one costs about $21 more a year.

More efficient alternatives

Source: ENERGY STAR (U.S. EPA) · 21.0¢/kWh (August 2026) · Methodology