Compare BMW M3 E46 Convertible vs Alpina B3 E93
Capacity
Cargo Capacity
300 L / 10.6 cu-ft
430 L / 15.2 cu-ft
Coolant Capacity
6.0 L / 6.3 qt
Engine Oil Capacity
5.5 L / 5.8 qt
Fuel Capacity
63.0 L / 16.6 gal
63.0 L / 16.6 gal
Passengers
4
4
Payload
445 kg / 981 lbs
355 kg / 783 lbs
Chassis
Brakes | Front
Ventilated discs
Ventilated discs
Brakes | Rear
Disc
Ventilated discs
Power Steering
Hydraulic Steering
Suspension | Front
MacPherson strut
MacPherson strut
Suspension | Rear
Multi-link
Multi-link
Tire Size
225/45 R18, 255/40 R18
245/40 R18ZR, 265/40 R18ZR
Turning Circle
11.0 m / 36.1 ft
Construction
Body Style
2-door Convertible
2-door Convertible
Dimensions
Size | Height
1363 mm / 53.7 in
1395 mm / 54.9 in
Size | Length
4492 mm / 176.9 in
4580 mm / 180.3 in
Size | Width
1780 mm / 70.1 in
1782 mm / 70.2 in
Track Width | Front
1508.0 mm / 59.4 in
1503.0 mm / 59.2 in
Track Width | Rear
1525.0 mm / 60.0 in
1512.0 mm / 59.5 in
Weight
1655.0 kg / 3648.7 lbs
1845.0 kg / 4067.5 lbs
Wheel Size
8J x 18, 9J x 18
Wheelbase
2731 mm / 107.5 in
2760 mm / 108.7 in
Performance
Acceleration | 0 - 100 km/h
5.5 sec
5.0 sec
Acceleration | 0 - 60 mph
5.2 sec
4.8 sec
Coefficient Of Drag
0.35
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)
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 5
Engine
S54B32
Engine | Bore
87.0 mm / 3.4 in
84.0 mm / 3.3 in
Engine | Compression Ratio
11.5:1
9.4:1
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
360.0 hp / 268.5 kW @ 5500-6000 rpm
Engine | Specific Output
105.7 hp/L / 1.7 hp/cu-in
120.8 hp/L / 2.0 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
500 Nm / 368.8 lb-ft @ 3800-5000 rpm
Engine | Type
Naturally-aspirated multi-port injected petrol inline-6 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
6-speed
Transmission | Type
Manual
Automatic
Production
Availability
2001 ~ 2006
2007 ~ 2012
Reviews
Neofiliac score
71%
75%
Pros
- Good S54 engine
- Decent styling
- Good manual transmission
- Hardtop convertible
- Great styling
Cons
- Horrible SMG transmission
- Basic suspension setup
- Worse handling than the Coupe
- Stuck with MacPherson struts in the front
- Performance not very good
- Somewhat overstyled
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