| General information |
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| Brand | Alpina |
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| Model | Roadster S |
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| Generation | Roadster S |
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| Modification (Engine) | 3.3 i 24V (300 Hp) |
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| Start of production | 2003 year |
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| End of production | 2006 year |
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| Powertrain Architecture | Internal Combustion engine |
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| Body type | Cabriolet |
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| Seats | 2 |
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| Doors | 2 |
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| Performance specs |
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| Fuel consumption (economy) - urban |
15 l/100 km
15.68 US mpg18.83 UK mpg6.67 km/l |
| Fuel consumption (economy) - extra urban |
7 l/100 km
33.6 US mpg40.35 UK mpg14.29 km/l |
| Fuel Type | Petrol (Gasoline) |
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| Acceleration 0 - 100 km/h | 5.3 sec |
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| Acceleration 0 - 62 mph | 5.3 sec |
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| Acceleration 0 - 60 mph | 5 sec |
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| Maximum speed |
265 km/h
164.66 mph |
| Weight-to-power ratio | 4.4 kg/Hp, 227.3 Hp/tonne |
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| Weight-to-torque ratio | 3.6 kg/Nm, 274.2 Nm/tonne |
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| Engine specs |
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| Power | 300 Hp @ 6300 rpm. |
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| Power per litre | 89.7 Hp/l |
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| Torque |
362 Nm @ 4800 rpm.
267 lb.-ft. @ 4800 rpm. |
| Engine location | Front, Longitudinal |
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| Engine displacement |
3346 cm3
204.19 cu. in. |
| Number of cylinders | 6 |
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| Position of cylinders | Inline |
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| Cylinder Bore |
87 mm
3.43 in. |
| Piston Stroke |
93.8 mm
3.69 in. |
| Compression ratio | 10.2 |
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| Number of valves per cylinder | 4 |
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| Fuel System | Multi-point indirect injection |
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| Engine aspiration | Naturally aspirated engine |
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| Valvetrain | DOHC |
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|
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| Space, Volume and weights |
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| Kerb Weight |
1320 kg
2910.1 lbs. |
| Max. weight |
1620 kg
3571.49 lbs. |
| Max load |
300 kg
661.39 lbs. |
| Trunk (boot) space - minimum |
240 l
8.48 cu. ft. |
| Trunk (boot) space - maximum |
260 l
9.18 cu. ft. |
| Fuel tank capacity |
55 l
14.53 US gal | 12.1 UK gal |
| Dimensions |
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| Length |
4090 mm
161.02 in. |
| Width |
1780 mm
70.08 in. |
| Height |
1300 mm
51.18 in. |
| Wheelbase |
2500 mm
98.43 in. |
| Front track |
1470 mm
57.87 in. |
| Rear (Back) track |
1520 mm
59.84 in. |
| Minimum turning circle (turning diameter) |
9.8 m
32.15 ft. |
| Drivetrain, brakes and suspension specs |
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| Drivetrain Architecture | The Internal combustion engine (ICE) drives the rear wheels of the vehicle. |
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| Drive wheel | Rear wheel drive |
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| Number of Gears (manual transmission) | 5 |
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| Front suspension | Spring Strut |
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| Rear suspension | Double wishbone |
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| Front brakes | Ventilated discs |
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| Rear brakes | Ventilated discs |
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| Assisting systems | ABS (Anti-lock braking system) |
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| Steering type | Steering rack and pinion |
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| Tires size | 235/35 R19; 265/30 R19 |
| Wheel rims size | 8.5J-9.5J X 19 |
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