The Mercedes-Benz B 250 e plug-in hybrid is now on sale, with prices starting from £35,280, for the B 250 e AMG Line Executive. The AMG Line Premium equipment line costs £36,780, while the AMG Line Premium Plus is £38,280.

The B 250 e features a 1.3-litre petrol engine, which generates 158hp and 230Nm, with an additional 101hp and 330Nm available from the electric motor. The on-board battery has a total useable capacity of 10.6kWh, meaning the B 250 e has an all-electric range of up to 42 miles.

The B 250 e can deliver up to 235.4 combined mpg and emits 27g/km of CO₂.

An 8G-DCT automatic transmission comes as standard, along with a 7.4kW AC on-board charger.

AMG Line Executive models come fitted with MBUX multimedia system, with Hey Mercedes virtual assistant, privacy glass, heated front seats, Thermotronic climate control, 18-inch five-twin-spoke alloy wheels, Artico man-made leather and Dinamica microfibre upholstery, smartphone integration including Android Auto and Apple CarPlay, a 10.25-inch media display, Parking package, Mirror package and wireless charging.

For an additional £1,500, AMG Line Premium adds a 10.25-inch digital cockpit, augmented reality for navigation, Keyless-Go locking and unlocking, ambient lighting with a choice of 64 colours, illuminated doorsills with Mercedes-Benz lettering and Mercedes-Benz advanced sound system.

The range-topping AMG Line Premium Plus gains a panoramic sunroof, Multibeam LED headlights, memory seats for driver and front passenger plus Traffic Sign Assist. It costs £38,280.

The only stand-alone option for the B 250 e – available on AMG Line Premium Plus only – is the £1,495 Driving Assistance package. Driving Assistance introduces Active Blind Spot Assist, Active Braking Assist with cross-traffic function, Active Distance Assist Distronic, Active Emergency Stop Assist, Active Lane-change Assist, Active Speed Limit Assist, Active Steering Assist, Evasive Steering Assist, Pre-Safe Plus and route-based speed adaptation.

Given the B 250 e AMG Line Hatchback emits just 27g/km of CO₂ (WLTP), and has an all-electric range of 42 miles, in the 2020-21 tax year company car drivers will pay only six per cent BIK. For 20 per cent taxpayers, this means just £12 per month.