BMW 8 Series vs BMW M8 Compare price, expert/user reviews, mpg, engines, safety, cargo capacity and other specs at a glance.

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2024 BMW 8 Series 840i Convertible RWD
Photo of 2022 model year shown

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2024 BMW M8 Competition Convertible AWD
Photo of 2021 model year shown

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Specs

2024 BMW 8 Series
840i Convertible RWD
2024 BMW M8
Competition Convertible AWD
Powertrain 8-Speed Automatic 8-Speed Automatic
Drivetrain
RWD
AWD
Fuel Economy, City -- --
Fuel Economy, Highway -- --
Fuel Tank Volume 18 gal 20.1 gal
Engine
Fuel Type
Gasoline
Gasoline
Power
335 hp @ 5,000 RPM
617 hp @ 6,000 RPM
Torque
369 lb-ft @ 1,600 RPM
553 lb-ft @ 1,800 RPM
Cylinders
6 cylinders
8 cylinders
Compression Ratio
11:1
10:1
Displacement
3,000 cc
4,400 cc
Bore x Stroke
3.23 in x 3.72 in
3.5 in x 3.48 in
Safety
ABS Brakes Standard Standard
Driver Airbag Standard Standard
Passenger Airbag Standard Standard
Front Side Airbags Standard Standard
Comfort and Convenience
Leather Seats Standard Standard
Air Conditioning Standard Standard
Radio Standard Standard
Power Windows Standard Standard
Power Door Locks Standard Standard
Driver Power Seats Standard Standard
Passenger Power Seats Standard Standard
Interior
Maximum Seating 4 seats 4 seats
Front Legroom 42.1 in 42.1 in
Back Legroom 29.5 in 29.5 in
Payload and Towing
Cargo Volume 12.4 cu ft 12.4 cu ft
Maximum Payload 877 lbs 769 lbs
Exterior
Length 191.2 in 191.8 in
Width 84.1 in 84.1 in
Height 53 in 53.3 in
Wheelbase 111.1 in 111.3 in

Available Options

2024 BMW 8 Series
840i Convertible RWD
2024 BMW M8
Competition Convertible AWD

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