Compare Mercedes SLS AMG Roadster vs Chevrolet Corvette C6 Convertible vs Opel Astra H TwinTop
Variants
Roadster
Final Edition GT Roadster
GT Roadster
Z06
Z06 AT
1.6 105
1.6 115
1.6T
1.8 125
1.8 140
1.8 140 AT
1.9 CDTI
2.0T 170
2.0T 200
Capacity
Cargo Capacity
173 L / 6.1 cu-ft
144 L / 5.1 cu-ft ~ 295 L / 10.4 cu-ft
205 L / 7.2 cu-ft ~ 440 L / 15.5 cu-ft
Coolant Capacity
14.0 L / 14.8 qt
11.9 L / 12.6 qt
Engine Oil Capacity
9.5 L / 10.0 qt
5.2 L / 5.5 qt
Fuel Capacity
85.0 L / 22.5 gal
68.0 L / 18.0 gal
52.0 L / 13.7 gal
Passengers
2
2
4
Payload
470 kg / 1036 lbs
Chassis
Brakes | Front
Ventilated discs
Ventilated discs
Ventilated discs
Brakes | Rear
Ventilated discs
Ventilated discs
Power Steering
Electric Steering
Suspension | Front
Double-wishbone
Double-wishbone
MacPherson strut
Suspension | Rear
Double-wishbone
Double-wishbone
Semi-independent
Tire Size
245/40 R19
Turning Circle
11.9 m / 39.0 ft
11.2 m / 36.7 ft
Construction
Body Style
2-door Convertible
2-door Convertible
2-door Convertible
Dimensions
Ground Clearance
122 mm / 4.8 in
Size | Height
1261 mm / 49.6 in
1246 mm / 49.1 in
1411 mm / 55.6 in
Size | Length
4638 mm / 182.6 in
4435 mm / 174.6 in
4476 mm / 176.2 in
Size | Width
1844 mm / 72.6 in
1759 mm / 69.3 in | 2021 mm / 79.6 in (mirror unfolded) | 1831 mm / 72.1 in (mirror folded)
Track Width | Front
1682.0 mm / 66.2 in
1577.0 mm / 62.1 in
1488.0 mm / 58.6 in
Track Width | Rear
1542.0 mm / 60.7 in
1481.0 mm / 58.3 in
Weight
1490.0 kg / 3284.9 lbs
Wheel Size
19 in, 20 in
Wheelbase
2680 mm / 105.5 in
2686 mm / 105.7 in
2614 mm / 102.9 in
Performance
Acceleration | 0 - 100 km/h
4.2 sec
Acceleration | 0 - 60 mph
4.0 sec
CO2 Emission
308 g/km
Coefficient Of Drag
0.36
0.31
Fuel Economy
13.2 L/100km / 17.8 MPG (combined) | 19.9 L/100km / 11.8 MPG (urban) | 9.3 L/100km / 25.3 MPG (highway)
12.4 L/100km / 19.0 MPG (urban) | 8.4 L/100km / 28.0 MPG (highway)
Top Speed
290.0 km/h / 180.2 mph
Powertrain
Drivetrain Layout
Front-engine (longitudinal), Rear-wheel drive
Front-engine (longitudinal), Rear-wheel drive
Front-engine (transverse), Front-wheel drive
Emission Standard
Euro 5
Euro 4
Engine
M 159.980
LS2
Engine | Bore
102.2 mm / 4.0 in
101.6 mm / 4.0 in
Engine | Compression Ratio
11.3:1
10.9:1
Engine | Displacement
6.2 L / 378.8 cu-in / 6208.0 cc
6.0 L / 364.1 cu-in / 5967.0 cc
Engine | Power
405.0 hp / 302.0 kW @ 6000 rpm
Engine | Specific Output
67.9 hp/L / 1.1 hp/cu-in
Engine | Stroke
94.6 mm / 3.7 in
92.0 mm / 3.6 in
Engine | Torque
650 Nm / 479.4 lb-ft @ 4750 rpm
543 Nm / 400.5 lb-ft @ 4400 rpm
Engine | Type
Naturally-aspirated multi-port injected petrol V8 engine with 2 values per cylinder
Transmission | Gears
7-speed
6-speed
Transmission | Type
Double clutch transmission (DCT)
Production
Availability
2004 ~ 2013
2006 ~ 2010
Reviews
Neofiliac score
92%
87%
29%
Pros
- Superb performance
- Gorgeous styling
- Great drivetrain reliability
- Good build quality
- Superb engine lineup
- Great drivetrain reliability
- Good tunability
- Solid chassis design
- Great handling
- Cheap hardtop convertible
- True top-down driving experience
- Decent styling
Cons
- No gull wing doors
- High 0.36 drag coefficient
- Very little cargo space
- Slow and sluggish
- No powerful engine options
- No independent rear suspensions
- Not very comfortable
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