PlainEV

Most efficient electric liftbacks in 2026

38 cars compared

Of the 38 electric liftbacks on sale in the UK, these use the least energy per mile. More miles per kWh means lower running costs and more miles from each charge.

Ranked by real-world efficiency in miles per kWh (not WLTP); higher is better, with real-world range as the tie-break. Prices are starting prices in the UK.

The ranking

  1. BMW i4
    Photo: Alexander Migl, CC BY-SA 4.0
    1

    £51,730from, UK

    270miles(435 km) real-world range

    Efficiency
    4.0 mi/kWh
    (154 Wh/km)
    1-stop range
    306 mi
    (493 km)
    • Liftback
    • Rear Wheel Drive
    • 5 seats
    • Heat pump
    • NCM battery
  1. BMW i4
    Photo: Alexander Migl, CC BY-SA 4.0
    2

    £59,465from, UK

    326miles(525 km) real-world range

    Efficiency
    4.0 mi/kWh
    (155 Wh/km)
    1-stop range
    370 mi
    (595 km)
    • Liftback
    • Rear Wheel Drive
    • 5 seats
    • Heat pump
    • NCM battery

Showing the top 10 of 38 cars.