Rumor has it that Brabus tuning will give the car as much as 638 horsepower, and the slippery profile will allow for over 400 miles of range.

Brabus shown It seems that smart is moving further and further away from the city cars it had once been synonymous with.

MEET THE 800BHP BRABUS E63S AMG ESTATE - AUDI RS6 KILLER! NASA makes emergency decision over 'city-killer' asteroid heading ...