Compare McLaren 12C Spider vs Alpina B6 F12 vs Alpina B3 E93
Variants
B6 Bi-Turbo
B6 Bi-Turbo EDITION 50
Capacity
Cargo Capacity
300 L / 10.6 cu-ft ~ 350 L / 12.4 cu-ft
430 L / 15.2 cu-ft
Engine Oil Capacity
8.0 L / 8.5 qt
Fuel Capacity
72.0 L / 19.0 gal
70.0 L / 18.5 gal
63.0 L / 16.6 gal
Passengers
2
4
4
Payload
410 kg / 904 lbs
355 kg / 783 lbs
Chassis
Brakes | Front
Ventilated discs
Ventilated discs
Ventilated discs
Brakes | Rear
Ventilated discs
Ventilated discs
Ventilated discs
Power Steering
Electric Steering
Electric Steering
Suspension | Front
Double-wishbone
Double-wishbone
MacPherson strut
Suspension | Rear
Double-wishbone
Multi-link
Multi-link
Tire Size
235/35 R19, 305/30 R20
245/40 R18ZR, 265/40 R18ZR
Turning Circle
12.3 m / 40.3 ft
Construction
Body Style
2-door Convertible
2-door Convertible
2-door Convertible
Dimensions
Ground Clearance
120 mm / 4.7 in
Size | Height
1203 mm / 47.4 in
1395 mm / 54.9 in
Size | Length
4509 mm / 177.5 in
4894 mm / 192.7 in
4580 mm / 180.3 in
Size | Width
1908 mm / 75.1 in | 2093 mm / 82.4 in (mirror unfolded)
1782 mm / 70.2 in
Track Width | Front
1656.0 mm / 65.2 in
1594.0 mm / 62.8 in
1503.0 mm / 59.2 in
Track Width | Rear
1583.0 mm / 62.3 in
1512.0 mm / 59.5 in
Weight
1474.0 kg / 3249.6 lbs
2020.0 kg / 4453.3 lbs
1845.0 kg / 4067.5 lbs
Wheel Size
8.5J x 19, 11J x 20
Wheelbase
2670 mm / 105.1 in
2855 mm / 112.4 in
2760 mm / 108.7 in
Performance
Acceleration | 0 - 100 km/h
3.3 sec
5.0 sec
Acceleration | 0 - 60 mph
3.1 sec
4.8 sec
Braking | 100 km/h - 0
30.7 m / 100.7 ft
Braking | 200 km/h - 0
123.5 m / 405.1 ft
CO2 Emission
279 g/km
224 g/km
Fuel Economy
11.7 L/100km / 20.1 MPG (combined)
9.6 L/100km / 24.5 MPG (combined) | 13.2 L/100km / 17.8 MPG (urban) | 7.5 L/100km / 31.4 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
329.0 km/h / 204.4 mph
280.0 km/h / 174.0 mph
Powertrain
Drivetrain Layout
Mid-engine (longitudinal), Rear-wheel drive
Front-engine (longitudinal), Rear-wheel drive
Front-engine (longitudinal), Rear-wheel drive
Emission Standard
Euro 5
Engine
M838T
Engine | Bore
93.0 mm / 3.7 in
89.0 mm / 3.5 in
84.0 mm / 3.3 in
Engine | Compression Ratio
8.7:1
10.0:1
9.4:1
Engine | Displacement
3.8 L / 231.8 cu-in / 3799.0 cc
4.4 L / 268.2 cu-in / 4395.0 cc
3.0 L / 181.8 cu-in / 2979.0 cc
Engine | Power
625.0 hp / 466.1 kW @ 7500 rpm
360.0 hp / 268.5 kW @ 5500-6000 rpm
Engine | Redline
8500 rpm
Engine | Specific Output
164.5 hp/L / 2.7 hp/cu-in
120.8 hp/L / 2.0 hp/cu-in
Engine | Stroke
69.9 mm / 2.8 in
88.3 mm / 3.5 in
89.6 mm / 3.5 in
Engine | Torque
600 Nm / 442.5 lb-ft @ 3000-7000 rpm
500 Nm / 368.8 lb-ft @ 3800-5000 rpm
Engine | Type
Bi-turbocharged direct-injected petrol V8 DOHC engine with 4 values per cylinder
Bi-turbocharged direct-injected petrol V8 engine
Turbocharged multi-port injected petrol inline-6 DOHC engine with 4 values per cylinder
Transmission | Gears
7-speed
8-speed
6-speed
Transmission | Type
Automatic SSG
Automatic Switch-Tronic
Automatic
Production
Availability
2011 ~ 2014
2007 ~ 2012
Reviews
Neofiliac score
87%
84%
75%
Pros
- Hardtop convertible
- Good handling characteristics
- Glorious 8500rpm redline
- Great suspension setup
- Superb level of torque
- Good performance
- Double-wishbone + multi-link suspensions
- Hardtop convertible
- Great styling
Cons
- Some awkward angles
- Worse handling despite having double-wishbone front suspensions
- Even lower engine reliability
- Stuck with MacPherson struts in the front
- Performance not very good
- Somewhat overstyled
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