Tesla Model 3 vs Tesla Model Y: home charging cost

At the current price cap, the Tesla Model Y is the cheaper of the two to run at 5.7p per mile vs 6.5p for the Tesla Model 3 — a difference of about £74.42 over 10,000 miles of home charging.

Prices based on the Ofgem price cap of 26.11 p/kWh, effective 1 July 2026.Source: Ofgem

	Tesla Model 3RWD	Tesla Model YLong Range RWD
Full charge cost	£17.06	£22.25
Cost per mile	6.5p	5.7p
20-80% on a 7 kW wallbox	4 hr 56 min	6 hr 26 min
Usable battery	57.5 kWh	75 kWh
WLTP range	318 miles	387 miles
Efficiency	4.6 mi/kWh	5.2 mi/kWh
Max AC charging	11 kW	11 kW

At a glance

Full charge cost (lower is better)

Tesla Model 3£17.06

Tesla Model Y£22.25

Running cost per mile (lower is better)

Tesla Model 36.5p

Tesla Model Y5.7p

20-80% time on a 7 kW wallbox (lower is better)

Tesla Model 34 hr 56 min

Tesla Model Y6 hr 26 min

The bigger battery costs more to fill but is not necessarily more expensive to run — cost per mile depends on efficiency, not battery size. Costs include ~12% AC charging losses.