WattCostCalc

How Much Does a 700-watt electric string trimmer Cost to Run in California?

A 700-watt electric string trimmer uses 0.7 kWh per hour and costs $0.224 per hour at $0.32/kWh in California. Used 0.3 hours a day, that is $0.067 per day, $2.02 per month and $24.53 per year.

$0.224 per hourat $0.32/kWh

Calculate your own cost

Hours per day:
$0.067per day
Per hour
$0.2240.7 kWh
Per day
$0.0670.21 kWh
Per week
$0.471.47 kWh
Per month (30 days)
$2.026.3 kWh
Per year
$24.5376.7 kWh

Formula: watts ÷ 1,000 × hours × rate. Edit any box and every number updates instantly.

People also ask

How much does a 700-watt electric string trimmer cost per hour?

At $0.32/kWh, it costs $0.224 per hour. The maths: 700 W ÷ 1,000 = 0.7 kWh per hour, × $0.32 = $0.224.

How much does it cost per month?

Used 0.3 hours a day for 30 days, it costs about $2.02 per month and uses 6.3 kWh. Change the hours in the calculator above to match how you use it.

How many kWh does it use?

0.21 kWh per day, 6.3 kWh per month and 76.7 kWh per year at 0.3 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?

Trim in short passes and keep the line at the recommended length. 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 $0.63 and at 30¢ it is $1.89. Find your rate on your bill (total cost ÷ kWh used) and type it into the calculator.

Cost by hours of use in California

Used per dayEnergy per dayCost per dayCost per monthCost per year
1 hour0.7 kWh$0.224$6.72$81.76
2 hours1.4 kWh$0.448$13.44$163.52
3 hours2.1 kWh$0.672$20.16$245.28
4 hours2.8 kWh$0.896$26.88$327.04
5 hours3.5 kWh$1.12$33.60$408.80
6 hours4.2 kWh$1.34$40.32$490.56
7 hours4.9 kWh$1.57$47.04$572.32
8 hours5.6 kWh$1.79$53.76$654.08
9 hours6.3 kWh$2.02$60.48$735.84
10 hours7 kWh$2.24$67.20$817.60
11 hours7.7 kWh$2.46$73.92$899.36
12 hours8.4 kWh$2.69$80.64$981.12
13 hours9.1 kWh$2.91$87.36$1,062.88
14 hours9.8 kWh$3.14$94.08$1,144.64
15 hours10.5 kWh$3.36$100.80$1,226.40
16 hours11.2 kWh$3.58$107.52$1,308.16
17 hours11.9 kWh$3.81$114.24$1,389.92
18 hours12.6 kWh$4.03$120.96$1,471.68
19 hours13.3 kWh$4.26$127.68$1,553.44
20 hours14 kWh$4.48$134.40$1,635.20
21 hours14.7 kWh$4.70$141.12$1,716.96
22 hours15.4 kWh$4.93$147.84$1,798.72
23 hours16.1 kWh$5.15$154.56$1,880.48
24 hours16.8 kWh$5.38$161.28$1,962.24

How we worked it out

  1. Energy per hour: 700 W ÷ 1,000 = 0.7 kWh
  2. Cost per hour: 0.7 kWh × $0.32 = $0.224
  3. Cost per day: × 0.3 hours = $0.067
  4. Month and year: × 30 days = $2.02, × 365 days = $24.53

California electricity prices

California pays about $0.32 per kWh, which is 83% higher than the US average of $0.175. The same electric string trimmer would cost $1.10 a month at the national average.

What it costs in different places

Same 700-watt electric string trimmer, 0.3 hours a day. Only the local electricity rate changes.

PlaceRate per kWhCost per month
United States$0.175$1.10
California$0.32$2.02
Texas$0.155$0.977
New York$0.25$1.58
Florida$0.155$0.977
Illinois$0.17$1.07
Pennsylvania$0.18$1.13
Ohio$0.17$1.07
Washington$0.115$0.725

About electric string trimmer running costs

Electric string trimmers have a motor that draws more under heavy cutting load. Battery models use energy during charging rather than directly while trimming.

Typical sizes: 300 W, 500 W, 700 W, 1,000 W.

How to spend less: Trim in short passes and keep the line at the recommended length.

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 California. 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.

Read the full calculation methodology

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