Compare BMW M6 E64 Convertible vs Alpina B3 E93
Variants
M6
M6 DCT
Capacity
Cargo Capacity
300 L / 10.6 cu-ft ~ 350 L / 12.4 cu-ft
430 L / 15.2 cu-ft
Coolant Capacity
15.0 L / 15.9 qt
Fuel Capacity
70.0 L / 18.5 gal
63.0 L / 16.6 gal
Passengers
4
4
Payload
355 kg / 783 lbs
Chassis
Brakes | Front
Ventilated discs
Ventilated discs
Brakes | Rear
Ventilated discs
Ventilated discs
Power Steering
Hydraulic Steering
Suspension | Front
MacPherson strut
MacPherson strut
Suspension | Rear
Multi-link
Multi-link
Tire Size
255/40 R19, 285/35 R19
245/40 R18ZR, 265/40 R18ZR
Turning Circle
12.5 m / 41.0 ft
Construction
Body Style
2-door Convertible
2-door Convertible
Dimensions
Size | Height
1377 mm / 54.2 in
1395 mm / 54.9 in
Size | Length
4871 mm / 191.8 in
4580 mm / 180.3 in
Size | Width
1855 mm / 73.0 in
1782 mm / 70.2 in
Track Width | Front
1567.0 mm / 61.7 in
1503.0 mm / 59.2 in
Track Width | Rear
1584.0 mm / 62.4 in
1512.0 mm / 59.5 in
Weight
1845.0 kg / 4067.5 lbs
Wheel Size
8.5J x 19, 9.5J x 19
Wheelbase
2781 mm / 109.5 in
2760 mm / 108.7 in
Performance
Acceleration | 0 - 100 km/h
4.8 sec
5.0 sec
Acceleration | 0 - 60 mph
4.6 sec
4.8 sec
CO2 Emission
366 g/km
Coefficient Of Drag
0.34
Fuel Economy
15.2 L/100km / 15.5 MPG (combined) | 22.8 L/100km / 10.3 MPG (urban) | 10.7 L/100km / 22.0 MPG (highway)
9.7 L/100km / 24.2 MPG (combined) | 14.0 L/100km / 16.8 MPG (urban) | 7.2 L/100km / 32.7 MPG (highway)
Top Speed
250.0 km/h / 155.3 mph
280.0 km/h / 174.0 mph
Powertrain
Drivetrain Layout
Front-engine (longitudinal), Rear-wheel drive
Front-engine (longitudinal), Rear-wheel drive
Emission Standard
Euro 4
Euro 5
Engine
S85B50
Engine | Bore
92.0 mm / 3.6 in
84.0 mm / 3.3 in
Engine | Compression Ratio
12.0:1
9.4:1
Engine | Displacement
5.0 L / 305.1 cu-in / 4999.0 cc
3.0 L / 181.8 cu-in / 2979.0 cc
Engine | Power
507.0 hp / 378.1 kW @ 7750 rpm
360.0 hp / 268.5 kW @ 5500-6000 rpm
Engine | Specific Output
101.4 hp/L / 1.7 hp/cu-in
120.8 hp/L / 2.0 hp/cu-in
Engine | Stroke
75.2 mm / 3.0 in
89.6 mm / 3.5 in
Engine | Torque
520 Nm / 383.5 lb-ft @ 6100 rpm
500 Nm / 368.8 lb-ft @ 3800-5000 rpm
Engine | Type
Naturally-aspirated multi-port injected petrol V10 DOHC engine with 4 values per cylinder
Turbocharged multi-port injected petrol inline-6 DOHC engine with 4 values per cylinder
Transmission | Gears
6-speed
Transmission | Type
Automatic
Production
Availability
2005 ~ 2010
2007 ~ 2012
Reviews
Neofiliac score
85%
75%
Pros
- Characterful S85 engine
- Great looks with the top down
- Good power delivery
- Hardtop convertible
- Great styling
Cons
- Very high fuel consumption
- Horrible engine reliability
- Does not handle well
- Stuck with MacPherson struts in the front
- Performance not very good
- Somewhat overstyled
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