Renault Megane E-Tech vs MG MG4 EV: home charging cost

At the current price cap, the Renault Megane E-Tech is the cheaper of the two to run at 6.3p per mile vs 6.9p for the MG MG4 EV — a difference of about £58.72 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

	Renault Megane E-TechEV60	MG MG4 EVSE 51 kWh
Full charge cost	£17.80	£15.07
Cost per mile	6.3p	6.9p
20-80% on a 7 kW wallbox	5 hr 9 min	4 hr 37 min
Usable battery	60 kWh	50.8 kWh
WLTP range	280 miles	218 miles
Efficiency	4.7 mi/kWh	4.3 mi/kWh
Max AC charging	11 kW	6.6 kW

At a glance

Full charge cost (lower is better)

Renault Megane E-Tech£17.80

MG MG4 EV£15.07

Running cost per mile (lower is better)

Renault Megane E-Tech6.3p

MG MG4 EV6.9p

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

Renault Megane E-Tech5 hr 9 min

MG MG4 EV4 hr 37 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.