How Much Does It Cost to Run an Electric Toothbrush Charger in Canada? (2026)

An electric toothbrush charger draws about a watt whether or not the brush is on it. Over a year that is under 10 kWh, one of the smallest loads in the house.

A typical electric toothbrush charger (1 W) costs C$0.000 per hour, or about C$0.10 per month at 24 hours a day in Canada. Cheap to run

Electricity price region

Hours used per day

Wattage	Per hour	Per day	Per month	Per year
Low 0 W	C$0.000	C$0.002	C$0.050	C$0.61
Typical 1 W	C$0.000	C$0.003	C$0.10	C$1.23
High 2 W	C$0.000	C$0.007	C$0.20	C$2.45

Formula: watts ÷ 1000 × hours × price per kWh. Typical use is 24 h/day ≈ 9 kWh per year.

One day of an electric toothbrush charger (0.02 kWh) is the same electricity as

2.4hours of Wi-Fi
2.7hours of an LED bulb

Electricity per year at typical use, on a log scale: #9 of 95 appliances, from least to most.

In Canada, with electricity at 14.0¢ per kWh (source: Canada Energy Regulator 2026 market snapshot, 2026-06), a typical electric toothbrush charger costs C$0.000 per hour and about C$1.23 per year at 24 hours a day. Each C$1.00 of electricity buys roughly 7,142.9 hours of use.

How to lower the cost of running an electric toothbrush charger

Unplug the charger when the brush is fully charged if you want to eliminate the last watt.
Charge every few days rather than leaving it docked constantly to extend battery life.
Nothing else. This is not where savings are.

In standby it draws about 0.5 W, which adds roughly 4 kWh (C$0.61) per year if it is never unplugged.

Frequently asked questions

How much does it cost to charge an electric toothbrush?

Under 10 kWh a year, a dollar or two.

Does the charger use power when the brush is not on it?

Yes, about half a watt on inductive chargers.

Should I unplug my toothbrush charger?

Only for peace of mind. The saving is negligible.

Cost by region

US states

Canadian provinces

Related appliances

Use the generic electricity cost calculator · Which uses more? Take the quiz