When the all-electric BMW i4 launched, the only way to get all-wheel drive was with a pricey, performance-oriented M50 version; otherwise, the i4 was only rear-wheel drive, which was off-putting ...

The real performance lies with the i4 M50, what BMW is calling the first M-developed EV. An electric motor sits on each axle sending a combined 537bhp and 586lb ft of torque to all four wheels ...

My i4 M50 tester had 20-inch wheels, which yielded as much as 245 miles of range on a full charge; a bit better than the ...

The BMW i4 is fast (especially in M50 guise ... The range-topping M50 benefits from 19in wheels, adaptive M suspension, M sport brakes, a ‘gurney flap’ rear spoiler, a head-up display ...