Cost to Run a 10-watt electric shaver for 10 hours in New York
Running a 10-watt electric shaver for 10 hours uses 0.1 kWh and costs $0.025 at $0.25/kWh in New York. Do that every day and it adds up to $0.75 a month.
Calculate your own cost
- Per hour
- $0.0030.01 kWh
- Per day
- $0.0250.1 kWh
- Per week
- $0.1750.7 kWh
- Per month (30 days)
- $0.753 kWh
- Per year
- $9.1336.5 kWh
Formula: watts ÷ 1,000 × hours × rate. Edit any box and every number updates instantly.
People also ask
How much does a 10-watt electric shaver cost per hour?
At $0.25/kWh, it costs $0.003 per hour. The maths: 10 W ÷ 1,000 = 0.01 kWh per hour, × $0.25 = $0.003.
How much does it cost per month?
Used 10 hours a day for 30 days, it costs about $0.75 per month and uses 3 kWh. Change the hours in the calculator above to match how you use it.
How many kWh does it use?
0.1 kWh per day, 3 kWh per month and 36.5 kWh per year at 10 hours a day. A kWh is one kilowatt (1,000 W) used for one hour. It is the unit on your electricity bill.
How can I lower the cost?
Charge as needed and use the model’s rated input for a rough estimate. Check your bill for the exact rate and enter it above.
Does my electricity rate change the answer?
Yes, a lot. At 10¢ per kWh the monthly cost is $0.30 and at 30¢ it is $0.90. Find your rate on your bill (total cost ÷ kWh used) and type it into the calculator.
Cost by hours of use in New York
| Used per day | Energy per day | Cost per day | Cost per month | Cost per year |
|---|---|---|---|---|
| 1 hour | 0.01 kWh | $0.003 | $0.075 | $0.913 |
| 2 hours | 0.02 kWh | $0.005 | $0.15 | $1.83 |
| 3 hours | 0.03 kWh | $0.008 | $0.225 | $2.74 |
| 4 hours | 0.04 kWh | $0.01 | $0.30 | $3.65 |
| 5 hours | 0.05 kWh | $0.013 | $0.375 | $4.56 |
| 6 hours | 0.06 kWh | $0.015 | $0.45 | $5.48 |
| 7 hours | 0.07 kWh | $0.018 | $0.525 | $6.39 |
| 8 hours | 0.08 kWh | $0.02 | $0.60 | $7.30 |
| 9 hours | 0.09 kWh | $0.023 | $0.675 | $8.21 |
| 10 hours | 0.1 kWh | $0.025 | $0.75 | $9.13 |
| 11 hours | 0.11 kWh | $0.028 | $0.825 | $10.04 |
| 12 hours | 0.12 kWh | $0.03 | $0.90 | $10.95 |
| 13 hours | 0.13 kWh | $0.033 | $0.975 | $11.86 |
| 14 hours | 0.14 kWh | $0.035 | $1.05 | $12.78 |
| 15 hours | 0.15 kWh | $0.038 | $1.13 | $13.69 |
| 16 hours | 0.16 kWh | $0.04 | $1.20 | $14.60 |
| 17 hours | 0.17 kWh | $0.043 | $1.28 | $15.51 |
| 18 hours | 0.18 kWh | $0.045 | $1.35 | $16.43 |
| 19 hours | 0.19 kWh | $0.048 | $1.43 | $17.34 |
| 20 hours | 0.2 kWh | $0.05 | $1.50 | $18.25 |
| 21 hours | 0.21 kWh | $0.053 | $1.58 | $19.16 |
| 22 hours | 0.22 kWh | $0.055 | $1.65 | $20.08 |
| 23 hours | 0.23 kWh | $0.058 | $1.73 | $20.99 |
| 24 hours | 0.24 kWh | $0.06 | $1.80 | $21.90 |
How we worked it out
- Energy per hour: 10 W ÷ 1,000 = 0.01 kWh
- Cost per hour: 0.01 kWh × $0.25 = $0.003
- Cost per day: × 10 hours = $0.025
- Month and year: × 30 days = $0.75, × 365 days = $9.13
New York electricity prices
New York pays about $0.25 per kWh, which is 43% higher than the US average of $0.175. The same electric shaver would cost $0.525 a month at the national average.
What it costs in different places
Same 10-watt electric shaver, 10 hours a day. Only the local electricity rate changes.
| Place | Rate per kWh | Cost per month |
|---|---|---|
| United States | $0.175 | $0.525 |
| California | $0.32 | $0.96 |
| Texas | $0.155 | $0.465 |
| New York | $0.25 | $0.75 |
| Florida | $0.155 | $0.465 |
| Illinois | $0.17 | $0.51 |
| Pennsylvania | $0.18 | $0.54 |
| Ohio | $0.17 | $0.51 |
| Washington | $0.115 | $0.345 |
About electric shaver running costs
Electric shavers use modest power for short periods or while charging. Battery capacity can help estimate energy per full charge.
Typical sizes: 5 W, 10 W, 20 W, 30 W.
How to spend less: Charge as needed and use the model’s rated input for a rough estimate.
What this estimate assumes
- The appliance draws its full stated wattage the whole time it is on. Real units with a thermostat cycle off and cost less.
- Wattage is the typical label value, not a measured value. Check the label on your own appliance.
- The rate is an approximate residential average in New York. Your bill may include fixed fees, tiers or time-of-use pricing. Edit the rate above.
- A month is 30 days and a year is 365 days.