Compare BMW M3 E46 Convertible 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
300 L / 10.6 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
6.0 L / 6.3 qt
13.9 L / 14.7 qt
Engine Oil Capacity
5.5 L / 5.8 qt
6.5 L / 6.9 qt
Fuel Capacity
63.0 L / 16.6 gal
60.0 L / 15.9 gal
70.0 L / 18.5 gal
Passengers
4
4
4
Payload
445 kg / 981 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
225/45 R18, 255/40 R18
Turning Circle
11.0 m / 36.1 ft
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
1363 mm / 53.7 in
1365 mm / 53.7 in
Size | Length
4492 mm / 176.9 in
4671 mm / 183.9 in
4894 mm / 192.7 in
Size | Width
1780 mm / 70.1 in
1894 mm / 74.6 in
Track Width | Front
1508.0 mm / 59.4 in
1579.0 mm / 62.2 in
1600.0 mm / 63.0 in
Track Width | Rear
1525.0 mm / 60.0 in
1665.0 mm / 65.6 in
Weight
1655.0 kg / 3648.7 lbs
Wheel Size
8J x 18, 9J x 18
Wheelbase
2731 mm / 107.5 in
2812 mm / 110.7 in
2855 mm / 112.4 in
Performance
Acceleration | 0 - 100 km/h
5.5 sec
Acceleration | 0 - 60 mph
5.2 sec
Coefficient Of Drag
0.35
0.34
Fuel Economy
12.1 L/100km / 19.4 MPG (combined) | 17.9 L/100km / 13.1 MPG (urban) | 8.8 L/100km / 26.7 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
S54B32
S55B30
Engine | Bore
87.0 mm / 3.4 in
84.0 mm / 3.3 in
Engine | Compression Ratio
11.5:1
10.2:1
Engine | Displacement
3.2 L / 198.1 cu-in / 3246.0 cc
3.0 L / 181.8 cu-in / 2979.0 cc
Engine | Power
343.0 hp / 255.8 kW @ 7900 rpm
Engine | Specific Output
105.7 hp/L / 1.7 hp/cu-in
Engine | Stroke
91.0 mm / 3.6 in
89.6 mm / 3.5 in
Engine | Torque
365 Nm / 269.2 lb-ft @ 4900 rpm
550 Nm / 405.7 lb-ft @ 1850-5500 rpm
Engine | Type
Naturally-aspirated multi-port injected petrol inline-6 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
2001 ~ 2006
Reviews
Neofiliac score
71%
90%
77%
Pros
- Good S54 engine
- Decent styling
- Good manual transmission
- 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
- Horrible SMG transmission
- Basic suspension setup
- Worse handling than the Coupe
- Quite heavy
- Does not handle all that well
- Unreliable engines (N63 and N57 being the worst)
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