How much does it cost to charge a Tesla?
Where you charge matters more than anything else. Home charging on an EV tariff can cost a fifth of rapid charging.
Example prices (October 2026)
| Where | Price per kWh | Source |
|---|---|---|
| Home, EV tariff off-peak (Intelligent Octopus Go) | 7.6p | Octopus Energy |
| Home, standard variable (price cap, direct debit) | 26.32p | Ofgem |
| Supercharger, Tesla owner, off-peak example | 24p to 29p | CAR magazine |
| Supercharger, Tesla owner, peak example | about 47p | CAR magazine |
| Rapid charger, other networks, pay as you go | typically 60p to 85p | Varies by network; check the charger |
Cost per mile
A Model 3 or Model Y uses about 220 to 280 watt-hours per mile in real driving (EV Database), roughly 3.6 to 4.5 miles per kWh. More in winter.
| Price per kWh | Cost per mile (about 4 miles per kWh) | 300 miles costs |
|---|---|---|
| 7.6p | 1.9p | £5.70 |
| 26.32p | 6.6p | £19.74 |
| 47p | 11.8p | £35.25 |
| 75p | 18.8p | £56.25 |
Charging losses add 5 to 10% at home.
Work it out for your car
Use the charging cost calculator with your own model and prices, or compare with petrol in the Tesla vs petrol calculator.