BMW 520e Steptronic vs BMW 520i Steptronic

At 15,000 km a year and typical prices, the BMW 520i Steptronic costs about €1,667 a year in energy against €2,077 for the BMW 520e Steptronic, a difference of €410. Official WLTP figures: 5.7 l/100 km against 7.1 l/100 km combined.

Both are variants of the BMW 5 Series; the choice is the powertrain.

BMW 520e Steptronic

€2,077

Energy cost per year at 15,000 km

7.1 l/100 km combined

BMW 520i Steptronic

€1,667

Energy cost per year at 15,000 km

5.7 l/100 km combined

Measured with the battery depleted, so this is what the car uses when you do not plug in. Your real figure depends on how often you charge; the compare tool works it out from your trips.