Compare BMW Z3 M Roadster vs BMW Z4 G29 vs BMW 6 Series F12 LCI Convertible
Variants
S50
S54
M40i
sDrive20i
sDrive20i MT
sDrive30i
640d
640d xDrive
640i
640i xDrive
650i
650i xDrive
Capacity
Cargo Capacity
165 L / 5.8 cu-ft
281 L / 9.9 cu-ft
300 L / 10.6 cu-ft ~ 350 L / 12.4 cu-ft
Coolant Capacity
10.8 L / 11.4 qt
Engine Oil Capacity
5.5 L / 5.8 qt
Fuel Capacity
51.0 L / 13.5 gal
52.0 L / 13.7 gal
70.0 L / 18.5 gal
Passengers
2
2
4
Chassis
Brakes | Front
Ventilated discs
Ventilated discs
Disc
Brakes | Rear
Ventilated discs
Ventilated discs
Disc
Power Steering
Hydraulic Steering
Electric Steering
Electric Steering
Suspension | Front
MacPherson strut
MacPherson strut
Double-wishbone
Suspension | Rear
Multi-link
Multi-link
Multi-link
Turning Circle
11.0 m / 36.1 ft
11.7 m / 38.4 ft
Construction
Body Style
2-door Convertible
2-door Convertible
2-door Convertible
Dimensions
Ground Clearance
117 mm
123 mm / 4.8 in
Size | Height
1304 mm / 51.3 in
1365 mm / 53.7 in
Size | Length
4025 mm / 158.5 in
4324 mm / 170.2 in
4894 mm / 192.7 in
Size | Width
1740 mm / 68.5 in
1864 mm / 73.4 in | 2024 mm / 79.7 in (mirror unfolded)
1894 mm / 74.6 in
Track Width | Front
1422.0 mm / 56.0 in
1600.0 mm / 63.0 in
Track Width | Rear
1492.0 mm / 58.7 in
1665.0 mm / 65.6 in
Wheel Size
17 in
Wheelbase
2470 mm / 97.2 in
2855 mm / 112.4 in
Performance
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
Emission Standard
Euro 6
Engine | Bore
82.0 mm / 3.2 in
Engine | Stroke
91.0 mm / 3.6 in
94.6 mm / 3.7 in
Engine | Type
Naturally-aspirated multi-port injected petrol inline-6 DOHC engine with 4 values per cylinder
Fuel Capacity
52 L
Transmission | Gears
5-speed
8-speed
8-speed
Transmission | Type
Manual
ZF 8HP automatic
Automatic Steptronic
Production
Availability
2015 ~ 2018
Debut
2018 Paris Motor Show
Made In
Austria
Reviews
Neofiliac score
66%
77%
80%
Pros
- Good engines
- Simple to work on
- No BS driving experience
- Good handling characteristics
- Equipped with B58 engine
- Good 0.28 drag coefficient
- Still in RWD
- Manual transmission
- Slightly improved engine reliability through updates
- Good ZF 8HP transmission
- Good looks
- Good 0.28 drag coefficient
- Double-wishbone + multi-link suspension setup
Cons
- Stuck with MacPherson struts in the front
- Very little cargo space
- Heavier than the MX-5 and handles worse (but much more expensive)
- Soft-top only
- B58 capped by Euro 6d nonsense outside the USA
- Low cargo capacity
- Unreliable diesel and V8
- AWD nonsense
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