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Tesla Charging Cost Calculator

Estimate home charging cost for a Tesla.

Miles per month

Efficiency (Wh/mi)

Electricity price ($/kWh)

Calculated Output

Monthly charging cost ($) 37.5

Yearly cost ($) 450

Formula: cost = miles × Wh/mi ÷ 1000 × price

Step-by-Step Breakdown

1. Values used:

2. Miles per month = 1,000

3. Efficiency = 250 Wh/mi

4. Electricity price = 0.15 $/kWh

6. Monthly charging cost = 37.5$

7. Yearly cost = 450$

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The math behind it

cost = monthly miles × Wh per mile ÷ 1000 × electricity price.

1,000 mi/mo at 250 Wh/mi → $37.50.

Superchargers?

Public charging costs more—use the station's rate instead.