Compare BMW Z3 M Roadster vs BMW M3 E46 Convertible
Variants
S50
S54
Capacity
Cargo Capacity
165 L / 5.8 cu-ft
300 L / 10.6 cu-ft
Coolant Capacity
10.8 L / 11.4 qt
6.0 L / 6.3 qt
Engine Oil Capacity
5.5 L / 5.8 qt
5.5 L / 5.8 qt
Fuel Capacity
51.0 L / 13.5 gal
63.0 L / 16.6 gal
Passengers
2
4
Payload
445 kg / 981 lbs
Chassis
Brakes | Front
Ventilated discs
Ventilated discs
Brakes | Rear
Ventilated discs
Disc
Power Steering
Hydraulic Steering
Hydraulic Steering
Suspension | Front
MacPherson strut
MacPherson strut
Suspension | Rear
Multi-link
Multi-link
Tire Size
225/45 R18, 255/40 R18
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
Size | Length
4025 mm / 158.5 in
4492 mm / 176.9 in
Size | Width
1740 mm / 68.5 in
1780 mm / 70.1 in
Track Width | Front
1422.0 mm / 56.0 in
1508.0 mm / 59.4 in
Track Width | Rear
1492.0 mm / 58.7 in
1525.0 mm / 60.0 in
Weight
1655.0 kg / 3648.7 lbs
Wheel Size
17 in
8J x 18, 9J x 18
Wheelbase
2731 mm / 107.5 in
Performance
Acceleration | 0 - 100 km/h
5.5 sec
Acceleration | 0 - 60 mph
5.2 sec
Coefficient Of Drag
0.35
Fuel Economy
16.6 L/100km / 14.2 MPG (urban) | 7.9 L/100km / 29.8 MPG (highway)
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
Powertrain
Drivetrain Layout
Front-engine (longitudinal), Rear-wheel drive
Front-engine (longitudinal), Rear-wheel drive
Engine
S54B32
Engine | Bore
87.0 mm / 3.4 in
Engine | Compression Ratio
11.5:1
Engine | Displacement
3.2 L / 198.1 cu-in / 3246.0 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
91.0 mm / 3.6 in
Engine | Torque
365 Nm / 269.2 lb-ft @ 4900 rpm
Engine | Type
Naturally-aspirated multi-port injected petrol inline-6 DOHC engine with 4 values per cylinder
Naturally-aspirated multi-port injected petrol inline-6 DOHC engine with 4 values per cylinder
Transmission | Gears
5-speed
6-speed
Transmission | Type
Manual
Manual
Production
Availability
2001 ~ 2006
Reviews
Neofiliac score
66%
71%
Pros
- Good engines
- Simple to work on
- No BS driving experience
- Good S54 engine
- Decent styling
- Good manual transmission
Cons
- Stuck with MacPherson struts in the front
- Very little cargo space
- Heavier than the MX-5 and handles worse (but much more expensive)
- Horrible SMG transmission
- Basic suspension setup
- Worse handling than the Coupe
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