Tesla Charging Cost Calculator

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Calculates the cost of charging a Tesla based on battery capacity, charging rate, and electricity cost.

How To Use

How to use this calculator

Start with your values, or try a preset.

Step 1

Enter Battery Capacity (kWh), Charging Efficiency (%), Electricity Cost per kWh ($), and Current State of Charge (%) in the units shown.

Step 2

Read Usable Battery Capacity (kWh), Charge Needed (kWh), and Total Charging Cost ($) in the results panel. Results update as you change the inputs.

Step 3

Choose a preset to load an example, then adjust the values for your situation.

Worked Examples

See the inputs and their calculated results.

Battery Capacity (kWh): 50; Charging Efficiency (%): 90; Electricity Cost per kWh ($): 0.15; Current State of Charge (%): 20

Usable Battery Capacity (kWh): 45 kWh; Charge Needed (kWh): 36 kWh; Total Charging Cost ($): 5.4 $

Battery Capacity (kWh): 75; Charging Efficiency (%): 90; Electricity Cost per kWh ($): 0.15; Current State of Charge (%): 20

Usable Battery Capacity (kWh): 67.5 kWh; Charge Needed (kWh): 54 kWh; Total Charging Cost ($): 8.1 $

Battery Capacity (kWh): 100; Charging Efficiency (%): 90; Electricity Cost per kWh ($): 0.15; Current State of Charge (%): 20

Usable Battery Capacity (kWh): 90 kWh; Charge Needed (kWh): 72 kWh; Total Charging Cost ($): 10.8 $

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