Electric gate opener vs. garage door opener: running cost
A garage door opener is cheaper to run: about $7 a year versus $9 for an electric gate opener at typical use and 17.99¢/kWh, a $2 difference.
| Electric gate opener | Garage door opener | |
|---|---|---|
| Typical watts | 250 W | 450 W |
| Watt range | 100–600 W | 300–800 W |
| Typical use | 3 minutes a day | 2 minutes a day |
| Energy per year | 48 kWh | 40 kWh |
| Cost per hour | 4.5¢ | 8.1¢ |
| Cost per day | 2.4¢ | 2.0¢ |
| Cost per month | $0.72 | $0.60 |
| Cost per year | $9 | $7 |
| Per year in Hawaii (43.51¢) | $21 | $17 |
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What drives the difference
- Electric gate opener: Residential gate openers draw 100-500 W for about 15-20 seconds per cycle; standby electronics and battery charging (3-10 W) dominate annual use.
- Garage door opener: Garage door openers draw 300-600 W for about 10-15 seconds per cycle, but standby (receiver, safety sensors, Wi-Fi) runs 24/7 at 2-8 W, which is most of the annual use.
Ways to cut either cost
Cuts a 60 W incandescent to about 9 W and resists vibration.
See options on AmazonEfficient DC motors with soft start and lower standby than older AC units.
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Frequently asked questions
Which costs more to run, an electric gate opener or a garage door opener?
At typical use and the U.S. average rate (17.99¢/kWh), an electric gate opener costs about $9 a year versus $7 for a garage door opener. That's $2 more, or 1.2× as much.
How many watts do electric gate opener and garage door opener use?
An electric gate opener typically draws 250 W (range 100–600 W). A garage door opener draws 450 W (range 300–800 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.