Mercedes’ EQ range of cars is exploding in size, with full electric, plug-in hybrid (EQ Power) and mild hybrid (EQ Boost) cars being launched at a fierce rate. One of which is the A-Class PHEV, named A250e.
Developments made to the small platform that underpins all of Merc’s smaller models will benefit. The B-Class PHEV was revealed the same time as the A-Class, with a CLA, GLA, GLB and, given Merc’s propensity to dream up new models, more expected in time.
Smaller is better…
The engineers had their work cut out to solve the packaging problems a PHEV powertrain brings. The compact lithium-ion battery is under the rear seat, where the fuel tank would usually be, it, now fitting in the axle integration space beneath it.
Check out our ICE A-Class review
Under the bonnet, the power electronics, the cooling for all the different systems means it’s tight in there, but German engineers do love a challenge, leaving out the conventional 12v starter to make space, and using the electric motor instead.
There’s a centre-exiting exhaust pipe under the floor by the passenger seat for when that petrol motor is running. It’s quiet when it does so, and in EV mode, one of five familiar drive settings encompassing EV, Comfort, Sport, Individual and a hold charge one for destination EV use.