Soundbar vs. home theater receiver: running cost
A soundbar is cheaper to run: about $14 a year versus $26 for a home theater receiver at typical use and 17.99¢/kWh, a $13 difference.
| Soundbar | Home theater receiver | |
|---|---|---|
| Typical watts | 30 W | 90 W |
| Watt range | 10–120 W | 40–400 W |
| Typical use | 5 hours a day | 4 hours a day |
| Energy per year | 76 kWh | 146 kWh |
| Cost per hour | 0.5¢ | 1.6¢ |
| Cost per day | 3.7¢ | 7.2¢ |
| Cost per month | $1.13 | $2.19 |
| Cost per year | $14 | $26 |
| Per year in Hawaii (43.51¢) | $33 | $64 |
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What drives the difference
- Soundbar: At normal listening volume soundbars draw 15-40 W; a wireless subwoofer adds 20-40 W. Network standby keeps many at 2-5 W around the clock.
- Home theater receiver: Receivers idle at 40-60 W and average about 90 W at normal volume; the 1,000+ W nameplate is only reached at extreme volume. Network standby keeps some at 2-5 W.
Ways to cut either cost
Cuts standby to the soundbar and subwoofer when the TV is off.
See options on AmazonA soundbar uses roughly a third of the power of a receiver driving separate speakers.
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Frequently asked questions
Which costs more to run, a soundbar or a home theater receiver?
At typical use and the U.S. average rate (17.99¢/kWh), a home theater receiver costs about $26 a year versus $14 for a soundbar. That's $13 more, or 1.9× as much.
How many watts do soundbar and home theater receiver use?
A soundbar typically draws 30 W (range 10–120 W). A home theater receiver draws 90 W (range 40–400 W). Watts alone don't decide cost. Hours of use, cycling and standby matter just as much.
Rates: EIA, 12 months ending 2026-07. Methodology.