Compare BMW Z4 G29 vs BMW M3 E46 Convertible vs BMW 6 Series F12 Convertible
Variants
M40i
sDrive20i
sDrive20i MT
sDrive30i
640d
640d xDrive
640i
640i xDrive
650i 407
650i 407 xDrive
650i 450
650i 450 xDrive
Capacity
Cargo Capacity
281 L / 9.9 cu-ft
300 L / 10.6 cu-ft
300 L / 10.6 cu-ft ~ 350 L / 12.4 cu-ft
Coolant Capacity
6.0 L / 6.3 qt
Engine Oil Capacity
5.5 L / 5.8 qt
Fuel Capacity
52.0 L / 13.7 gal
63.0 L / 16.6 gal
70.0 L / 18.5 gal
Passengers
2
4
4
Payload
445 kg / 981 lbs
Chassis
Brakes | Front
Ventilated discs
Ventilated discs
Ventilated discs
Brakes | Rear
Ventilated discs
Disc
Ventilated discs
Power Steering
Electric Steering
Hydraulic Steering
Electric Steering
Suspension | Front
MacPherson strut
MacPherson strut
Double-wishbone
Suspension | Rear
Multi-link
Multi-link
Multi-link
Tire Size
225/45 R18, 255/40 R18
Turning Circle
11.0 m / 36.1 ft
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
1363 mm / 53.7 in
1365 mm / 53.7 in
Size | Length
4324 mm / 170.2 in
4492 mm / 176.9 in
4894 mm / 192.7 in
Size | Width
1864 mm / 73.4 in | 2024 mm / 79.7 in (mirror unfolded)
1780 mm / 70.1 in
1894 mm / 74.6 in
Track Width | Front
1508.0 mm / 59.4 in
1600.0 mm / 63.0 in
Track Width | Rear
1525.0 mm / 60.0 in
1665.0 mm / 65.6 in
Weight
1655.0 kg / 3648.7 lbs
Wheel Size
8J x 18, 9J x 18
Wheelbase
2470 mm / 97.2 in
2731 mm / 107.5 in
2855 mm / 112.4 in
Performance
Acceleration | 0 - 100 km/h
5.5 sec
Acceleration | 0 - 60 mph
5.2 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)
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
Engine
S54B32
Engine | Bore
82.0 mm / 3.2 in
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
94.6 mm / 3.7 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
Fuel Capacity
52 L
Transmission | Gears
8-speed
6-speed
8-speed
Transmission | Type
ZF 8HP automatic
Manual
Automatic Steptronic
Production
Availability
2001 ~ 2006
Debut
2018 Paris Motor Show
Made In
Austria
Reviews
Neofiliac score
77%
71%
77%
Pros
- Good handling characteristics
- Equipped with B58 engine
- Good 0.28 drag coefficient
- Still in RWD
- Manual transmission
- Good S54 engine
- Decent styling
- Good manual transmission
- Double-wishbone + multi-link suspension setup
- Improved styling
- Great performance
- Good ZF 8HP transmission
Cons
- Soft-top only
- B58 capped by Euro 6d nonsense outside the USA
- Low cargo capacity
- Horrible SMG transmission
- Basic suspension setup
- Worse handling than the Coupe
- Unreliable engines (N63 and N57 being the worst)
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