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How much does it cost to run an electric toothbrush? ($0.02/mo)
Running an electric toothbrush costs about $0.02 / month
($0.00/day at 1 h/day, $0.17/kWh).
($0.00/day at 1 h/day, $0.17/kWh).
Running cost calculator
Per hour—
Per day—
Per month—
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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.
Cost at different electricity rates
| 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 |
Cost over time
| Per hour of use | $0.00 |
| Per day (1 h) | $0.00 |
| Per month | $0.02 |
| Per year | $0.19 |
How to spend less
- Run it fewer hours or on an eco / lower setting.
- Upgrade to a more efficient model (check the energy label).
- Use a smart plug or timer to kill standby and idle draw.
Want the raw figure? See how many watts an electric toothbrush uses.
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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