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How many watts does an electric toothbrush use? (3 W)
An electric toothbrush uses about 3 W
Typical range 1–5 watts, plus ~1 W on standby.
Typical range 1–5 watts, plus ~1 W on standby.
Running cost calculator
Per hour—
Per day—
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Energy/mo—
An electric toothbrush runs on a tiny rechargeable battery, so its charging dock uses a negligible amount of power.
Electric toothbrush power specs
| Typical running power | 3 W |
| Typical range | 1–5 W |
| Standby draw | 1 W |
| Energy use | 0.00 kWh/day · 0.1 kWh/mo |
What affects the wattage
- Model size, age and energy rating.
- Settings and how hard it works (heat, speed, load).
- How many hours a day you run it.
Running cost at $0.17/kWh
| Electricity rate | Per day | Per month | Per year |
|---|---|---|---|
| $0.10/kWh | $0.00 | $0.01 | $0.11 |
| $0.15/kWh | $0.00 | $0.01 | $0.16 |
| $0.20/kWh | $0.00 | $0.02 | $0.22 |
| $0.25/kWh | $0.00 | $0.02 | $0.27 |
| $0.30/kWh | $0.00 | $0.03 | $0.33 |
| $0.40/kWh | $0.00 | $0.04 | $0.44 |
See the full breakdown of what it costs to run an electric toothbrush, or what size power station runs an electric toothbrush.
FAQ
How many watts does an electric toothbrush use?
Only 1-5 watts while charging on its dock.
Should I leave it on the charger?
It is fine - the draw is trivial, though unplugging fully saves a tiny bit.
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