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Compare Dodge Viper 4 Convertible vs BMW M6 E64 Convertible vs Alpina Roadster S

Variants
M6
M6 DCT

Capacity

Cargo Capacity
240 L / 8.5 cu-ft
300 L / 10.6 cu-ft ~ 350 L / 12.4 cu-ft
240 L / 8.5 cu-ft ~ 260 L / 9.2 cu-ft
Coolant Capacity
15.0 L / 15.9 qt
Fuel Capacity
70.0 L / 18.5 gal
70.0 L / 18.5 gal
55.0 L / 14.5 gal
Passengers
2
4
2
Payload
240 kg / 529 lbs
300 kg / 661 lbs

Chassis

Brakes | Front
Ventilated discs
Ventilated discs
Ventilated discs
Brakes | Rear
Disc
Ventilated discs
Ventilated discs
Power Steering
Hydraulic Steering
Hydraulic Steering
Suspension | Front
Double-wishbone
MacPherson strut
MacPherson strut
Suspension | Rear
Double-wishbone
Multi-link
Double-wishbone
Tire Size
275/35 R19, 345/30 R19
255/40 R19, 285/35 R19
235/35 R19, 265/30 R19
Turning Circle
12.5 m / 41.0 ft
9.8 m / 32.1 ft

Construction

Body Style
2-door Convertible
2-door Convertible
2-door Convertible

Dimensions

Size | Height
1210 mm / 47.6 in
1377 mm / 54.2 in
1300 mm / 51.2 in
Size | Length
4459 mm / 175.6 in
4871 mm / 191.8 in
4090 mm / 161.0 in
Size | Width
1911 mm / 75.2 in
1855 mm / 73.0 in
1780 mm / 70.1 in
Track Width | Front
1565.0 mm / 61.6 in
1567.0 mm / 61.7 in
1470.0 mm / 57.9 in
Track Width | Rear
1547.0 mm / 60.9 in
1584.0 mm / 62.4 in
1520.0 mm / 59.8 in
Weight
1560.0 kg / 3439.2 lbs
1320.0 kg / 2910.1 lbs
Wheel Size
8.5J x 19, 9.5J x 19
8.5J-9.5J X 19
Wheelbase
2510 mm / 98.8 in
2781 mm / 109.5 in
2500 mm / 98.4 in

Performance

Acceleration | 0 - 100 km/h
3.9 sec
4.8 sec
5.3 sec
Acceleration | 0 - 60 mph
3.7 sec
4.6 sec
5.0 sec
CO2 Emission
366 g/km
Coefficient Of Drag
0.34
Fuel Economy
19.4 L/100km / 12.1 MPG (combined) | 30.5 L/100km / 7.7 MPG (urban) | 12.4 L/100km / 19.0 MPG (highway)
15.2 L/100km / 15.5 MPG (combined) | 22.8 L/100km / 10.3 MPG (urban) | 10.7 L/100km / 22.0 MPG (highway)
15.0 L/100km / 15.7 MPG (urban) | 7.0 L/100km / 33.6 MPG (highway)
Top Speed
325.0 km/h / 201.9 mph
250.0 km/h / 155.3 mph
265.0 km/h / 164.7 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
Engine
S85B50
Engine | Bore
103.0 mm / 4.1 in
92.0 mm / 3.6 in
87.0 mm / 3.4 in
Engine | Compression Ratio
10.2:1
12.0:1
10.2:1
Engine | Displacement
8.4 L / 511.5 cu-in / 8382.0 cc
5.0 L / 305.1 cu-in / 4999.0 cc
3.3 L / 204.2 cu-in / 3346.0 cc
Engine | Power
600.0 hp / 447.4 kW @ 6100 rpm
507.0 hp / 378.1 kW @ 7750 rpm
300.0 hp / 223.7 kW @ 6300 rpm
Engine | Specific Output
71.6 hp/L / 1.2 hp/cu-in
101.4 hp/L / 1.7 hp/cu-in
89.7 hp/L / 1.5 hp/cu-in
Engine | Stroke
100.6 mm / 4.0 in
75.2 mm / 3.0 in
93.8 mm / 3.7 in
Engine | Torque
760 Nm / 560.5 lb-ft @ 5000 rpm
520 Nm / 383.5 lb-ft @ 6100 rpm
362 Nm / 267.0 lb-ft @ 4800 rpm
Engine | Type
Naturally-aspirated multi-port injected petrol V10 engine with 2 values per cylinder
Naturally-aspirated multi-port injected petrol V10 DOHC engine with 4 values per cylinder
Naturally-aspirated multi-port injected petrol inline-6 DOHC engine with 4 values per cylinder
Transmission | Gears
6-speed
5-speed
Transmission | Type
Manual
Manual

Production

Availability
2007 ~ 2010
2005 ~ 2010
2003 ~ 2006

Reviews

Neofiliac score
85%
85%
87%
Pros
  • Great Viper V10 continued
  • Good manual transmission
  • Characterful S85 engine
  • Great looks with the top down
  • Good power delivery
  • Gorgeous styling
  • Manual transmission
  • Good performance
  • Small turning circle
Cons
  • Very high fuel consumption
  • Much worse styling
  • Continued fit and finish issues
  • Very high fuel consumption
  • Horrible engine reliability
  • Does not handle well
  • Low cargo capacity

Price

Offers (incl. referral links)
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