Compare BMW Z4 E85 LCI vs BMW Z3 M Roadster vs BMW M4 F83 Convertible
Variants
2.0i
2.5si
2.5si AT
2.5i
2.5i AT
3.0si
3.0si AT
S50
S54
M4
M4 DCT
M4 Competition
M4 Competition DCT
Capacity
Cargo Capacity
165 L / 5.8 cu-ft
220 L / 7.8 cu-ft ~ 370 L / 13.1 cu-ft
Coolant Capacity
10.8 L / 11.4 qt
13.9 L / 14.7 qt
Engine Oil Capacity
5.5 L / 5.8 qt
6.5 L / 6.9 qt
Fuel Capacity
55.0 L / 14.5 gal
51.0 L / 13.5 gal
60.0 L / 15.9 gal
Passengers
2
2
4
Chassis
Brakes | Front
Ventilated discs
Ventilated discs
Brakes | Rear
Ventilated discs
Ventilated discs
Power Steering
Electric Steering
Hydraulic Steering
Electric Steering
Suspension | Front
MacPherson strut
MacPherson strut
MacPherson strut
Suspension | Rear
Multi-link
Multi-link
Multi-link
Turning Circle
9.8 m / 32.1 ft
12.2 m / 40.0 ft
Construction
Body Style
2-door Convertible
2-door Convertible
2-door Convertible
Dimensions
Size | Length
4025 mm / 158.5 in
4671 mm / 183.9 in
Size | Width
1781 mm / 70.1 in
1740 mm / 68.5 in
Track Width | Front
1422.0 mm / 56.0 in
1579.0 mm / 62.2 in
Track Width | Rear
1492.0 mm / 58.7 in
Wheel Size
17 in
Wheelbase
2812 mm / 110.7 in
Performance
Coefficient Of Drag
0.36
0.34
Fuel Economy
16.6 L/100km / 14.2 MPG (urban) | 7.9 L/100km / 29.8 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
Front-engine (longitudinal), Rear-wheel drive
Emission Standard
Euro 4
Euro 6
Engine
S55B30
Engine | Bore
84.0 mm / 3.3 in
Engine | Compression Ratio
10.2:1
Engine | Displacement
3.0 L / 181.8 cu-in / 2979.0 cc
Engine | Stroke
91.0 mm / 3.6 in
89.6 mm / 3.5 in
Engine | Torque
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
5-speed
Transmission | Type
Manual
Production
Availability
2006 ~ 2008
Reviews
Neofiliac score
83%
66%
90%
Pros
- Good N52 engine
- New ZF 6HP autoamtic transmission
- Electric power steering problem fixed
- Small turning circle
- Good engines
- Simple to work on
- No BS driving experience
- Exceptionally gorgeous top up or down
- Great S55 engine
- Good manual transmission and decent DCT
Cons
- High 0.36 drag coefficient
- Stuck with MacPherson struts in the front
- Stuck with MacPherson struts in the front
- Very little cargo space
- Heavier than the MX-5 and handles worse (but much more expensive)
- Quite heavy
- Does not handle all that well
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