The M8 Gran Coupe solely comes a method, so we might advocate a number of choices to maximise on each its luxurious and efficiency. We would choose the Consolation Seating package deal that brings distant begin, a number of heated surfaces, and retractable shades for the again seat. The elective carbon-ceramic brakes add cred to the M in entrance of the Gran Coupe’s 8 and higher face up to the abuse of a observe day. Talking of racetrack motion, we might advocate the M Driver’s pack, which features a day {of professional} coaching to learn to safely exploit the M8’s abilities and possibly briefly overlook how a lot it prices. Selecting the latter choice additionally raises its electrically restricted prime pace from 155 to 190 mph.

Engine, Transmission, and Efficiency

The M8 Gran Coupe is powered by a lusty twin-turbo 4.4-liter V-8 that makes 617 horsepower, due to the adoption of the beforehand elective Competitors package deal. The exceptionally clean engine sends that energy to all 4 wheels through a responsive eight-speed computerized transmission. Nevertheless, tail-out antics are made potential by a selectable rear-wheel-drive mode that routes all of the V-8’s fury to the again. This rocket-powered four-door shot to 60 mph in simply 2.7 seconds and accomplished the quarter-mile in 10.8 ticks at 129 mph. These numbers are spectacular for some supercars, not to mention a sedan that weighs greater than 4300 kilos. Whereas it is furiously fast and offers greater than 1.0 g of cornering grip, the large M8 suffers from detached steering really feel and a stiff experience that compromises its consolation. A specifically tuned adaptive suspension comes normal, and it may be adjusted via the sedan’s customizable or preset drive modes, however even the softest damper setting is not gentle in any respect. Its robust brakes will haul it down from 70 mph in an impressively brief 147 ft, however the Bimmer’s brake-by-wire system returned uneven responses via the pedal, whatever the two obtainable brake settings­ (Consolation and Sport).

Gas Financial system and Actual-World MPG

With estimates of 15 mpg within the metropolis and 22 mpg on the freeway, the V-8-powered M8 Gran Coupe actually will not be confused for a hybrid. Nevertheless, these figures are on par with different quick four-doors on this fast-sedan class, such because the Audi RS7 (15 mpg metropolis, 22 freeway). We’ve not examined the M8 Gran Coupe on our 75-mph freeway fuel-economy route, which is a part of our in depth testing routine, however after we get the possibility we are able to consider its real-world mpg. For extra details about the M8 Gran Coupe’s gasoline financial system, go to the EPA’s web site.

Inside, Consolation, and Cargo

The M8 Gran Coupe options an exquisitely appointed inside that appears as wealthy because it feels. Whereas the design is extra dignified than dazzling, the four-door M8 offers affordable rear passenger house. It additionally gives a cornucopia of fascinating normal options akin to a 12.3-inch digital gauge cluster, 16-way energy entrance seats with reminiscence settings, heating, and air flow, four-zone local weather management, leather-based upholstery, and extra. Patrons also can improve the cabin with novel coloration schemes and fancy trims in addition to a Consolation Seating package deal. This provides heated seats all through together with energy sunshades for rear-seat passengers. Likewise, the light-weight M Carbon entrance seats are elective, however their stiff decrease aspect bolsters make ingress and egress a ache, and so they may be usually too aggressive for many drivers. Whereas the again seat options three seatbelts–not like the rear buckets within the GT63 S–the center seat is finest left unoccupied aside from all however the shortest journeys. The Gran Coupe’s trunk offers 11 cubic ft of cupboard space, however that is 15 cubes lower than the quantity underneath the RS7’s rear hatch.

Infotainment and Connectivity

Each M8 Gran Coupe is provided with a 12.3-inch touchscreen infotainment system that can be operated with a rotary controller on the middle console. Together with its 16-speaker Harman/Kardon sound system, the brawny BMW has a Wi-Fi hotspot and Apple CarPlay and Android Auto as normal. Those that aren’t glad with the default audio unit can improve to a extra highly effective Bowers & Wilkins setup.

Security and Driver-Help Options

Whereas copious driver-assistance know-how is obtainable, every little thing besides forward-collision warning and automatic emergency braking prices further. For extra details about the M8 Gran Coupe’s crash-test outcomes, go to the Nationwide Freeway Site visitors Security Administration (NHTSA) and Insurance coverage Institute for Freeway Security (IIHS) web sites. Key security options embody:

• Out there adaptive cruise management with stop-and-go know-how
• Out there blind-spot monitoring and rear cross-traffic alert
• Out there lane-departure warning and lane-keeping help

Guarantee and Upkeep Protection

BMW offers a aggressive restricted and powertrain guarantee in contrast with luxurious rivals’ plans. It additionally makes Mercedes-AMG look dangerous by offering complimentary scheduled upkeep.

• Restricted guarantee covers 4 years or 50,000 miles
• Powertrain guarantee covers 4 years or 50,000 miles
• Complimentary upkeep is roofed for 3 years or 36,000 miles

Extra Options and Specs