Compare BMW Z8 vs BMW M4 F83 Convertible vs BMW 6 Series F12 Convertible
Variants
M4
M4 DCT
M4 Competition
M4 Competition DCT
640d
640d xDrive
640i
640i xDrive
650i 407
650i 407 xDrive
650i 450
650i 450 xDrive
Capacity
Cargo Capacity
203 L / 7.2 cu-ft
220 L / 7.8 cu-ft ~ 370 L / 13.1 cu-ft
300 L / 10.6 cu-ft ~ 350 L / 12.4 cu-ft
Coolant Capacity
12.5 L / 13.2 qt
13.9 L / 14.7 qt
Engine Oil Capacity
7.5 L / 7.9 qt
6.5 L / 6.9 qt
Fuel Capacity
73.0 L / 19.3 gal
60.0 L / 15.9 gal
70.0 L / 18.5 gal
Passengers
2
4
4
Payload
240 kg / 529 lbs
Chassis
Brakes | Front
Ventilated discs
Ventilated discs
Ventilated discs
Brakes | Rear
Disc
Ventilated discs
Ventilated discs
Power Steering
Hydraulic Steering
Electric Steering
Electric Steering
Suspension | Front
MacPherson strut
MacPherson strut
Double-wishbone
Suspension | Rear
Multi-link
Multi-link
Multi-link
Tire Size
245/45 R18, 275/40 R18
Turning Circle
12.2 m / 40.0 ft
11.7 m / 38.4 ft
Construction
Body Style
2-door Convertible
2-door Convertible
2-door Convertible
Dimensions
Ground Clearance
123 mm / 4.8 in
Size | Height
1317 mm / 51.9 in
1365 mm / 53.7 in
Size | Length
4400 mm / 173.2 in
4671 mm / 183.9 in
4894 mm / 192.7 in
Size | Width
1830 mm / 72.0 in
1894 mm / 74.6 in
Track Width | Front
1550.0 mm / 61.0 in
1579.0 mm / 62.2 in
1600.0 mm / 63.0 in
Track Width | Rear
1570.0 mm / 61.8 in
1665.0 mm / 65.6 in
Weight
1660.0 kg / 3659.7 lbs
Wheel Size
18 in
Wheelbase
2505 mm / 98.6 in
2812 mm / 110.7 in
2855 mm / 112.4 in
Performance
Acceleration | 0 - 100 km/h
4.7 sec
Acceleration | 0 - 60 mph
4.5 sec
Coefficient Of Drag
0.34
Fuel Economy
14.5 L/100km / 16.2 MPG (combined) | 21.1 L/100km / 11.1 MPG (urban) | 10.6 L/100km / 22.2 MPG (highway)
Top Speed
250.0 km/h / 155.3 mph
250.0 km/h / 155.3 mph
250.0 km/h / 155.3 mph
Powertrain
Drivetrain Layout
Front-engine (longitudinal), Rear-wheel drive
Front-engine (longitudinal), Rear-wheel drive
Emission Standard
Euro 6
Engine
S62B50
S55B30
Engine | Bore
94.0 mm / 3.7 in
84.0 mm / 3.3 in
Engine | Compression Ratio
11.0:1
10.2:1
Engine | Displacement
4.9 L / 301.5 cu-in / 4941.0 cc
3.0 L / 181.8 cu-in / 2979.0 cc
Engine | Power
400.0 hp / 298.3 kW @ 6600 rpm
Engine | Specific Output
81.0 hp/L / 1.3 hp/cu-in
Engine | Stroke
89.0 mm / 3.5 in
89.6 mm / 3.5 in
Engine | Torque
500 Nm / 368.8 lb-ft @ 3800 rpm
550 Nm / 405.7 lb-ft @ 1850-5500 rpm
Engine | Type
Naturally-aspirated multi-port injected petrol V8 DOHC engine with 4 values per cylinder
Twin-scroll turbocharged direct-injected petrol inline-6 engine with 4 values per cylinder
Transmission | Gears
6-speed
8-speed
Transmission | Type
Manual
Automatic Steptronic
Production
Availability
2000 ~ 2005
Reviews
Neofiliac score
86%
90%
77%
Pros
- Great retro styling
- Decent drivetrain
- Exceptionally gorgeous top up or down
- Great S55 engine
- Good manual transmission and decent DCT
- Double-wishbone + multi-link suspension setup
- Improved styling
- Great performance
- Good ZF 8HP transmission
Cons
- Stuck with MacPherson struts in the front
- Ridiculous price new and used
- Quite heavy
- Does not handle all that well
- Unreliable engines (N63 and N57 being the worst)
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