BMW i3 (Neue Klasse) 50 xDrive: real kWh per mile and charging cost
The BMW i3 (Neue Klasse) 50 xDrive consumes 0.238 kWh per mile in real-world UK driving (4.2 miles per kWh), versus an official figure of 5.2 mi/kWh.
Charging and efficiency figures
- Real-world efficiency: 4.2 mi/kWh
- Official efficiency: 5.2 mi/kWh
- Battery (usable): 108.7 kWh
- Real-world range: 450 miles
- Official WLTP range: 562 miles
- Annual home-charging energy (10,000 mi): 2,381 kWh
- Annual home-charging cost (8.5p/kWh off-peak): £202
On a 7kW home charger and an EV-friendly off-peak tariff (around 8.5p/kWh), 10,000 miles costs roughly £202 per year — about 17 pounds a month.