2003 Alpina Roadster vs. 2004 Mercedes-Benz A
To start off, 2004 Mercedes-Benz A is newer by 1 year(s). Which means there will be less support and parts availability for 2003 Alpina Roadster. In addition, the cost of maintenance, including insurance, on 2003 Alpina Roadster would be higher. At 3,346 cc (6 cylinders), 2003 Alpina Roadster is equipped with a bigger engine. In terms of performance, 2003 Alpina Roadster (301 HP @ 6300 RPM) has 111 more horse power than 2004 Mercedes-Benz A. (190 HP @ 5000 RPM). In normal driving conditions, 2003 Alpina Roadster should accelerate faster than 2004 Mercedes-Benz A. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alpina Roadster weights approximately 351 kg more than 2004 Mercedes-Benz A. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 Alpina Roadster is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2003 Alpina Roadster. However, in wet, icy, snow, or gravel driving conditions, 2004 Mercedes-Benz A, being front wheel drive (FWD), will offer much better control with better grip. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2003 Alpina Roadster (362 Nm @ 4800 RPM) has 82 more torque (in Nm) than 2004 Mercedes-Benz A. (280 Nm @ 1800 RPM). This means 2003 Alpina Roadster will have an easier job in driving up hills or pulling heavy equipment than 2004 Mercedes-Benz A.
Compare all specifications:
| 2003 Alpina Roadster | 2004 Mercedes-Benz A | |
| Make | Alpina | Mercedes-Benz |
| Model | Roadster | A |
| Year Released | 2003 | 2004 |
| Body Type | Convertible | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3346 cc | 2034 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 301 HP | 190 HP |
| Engine RPM | 6300 RPM | 5000 RPM |
| Torque | 362 Nm | 280 Nm |
| Torque RPM | 4800 RPM | 1800 RPM |
| Engine Bore Size | 87 mm | 83 mm |
| Engine Stroke Size | 93.8 mm | 94 mm |
| Engine Compression Ratio | 10.0:1 | 9.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Acceleration 0-100mph | 5.4 seconds | 8 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1626 kg | 1275 kg |
| Vehicle Length | 4100 mm | 3840 mm |
| Vehicle Width | 1790 mm | 1770 mm |
| Vehicle Height | 1310 mm | 1600 mm |
| Wheelbase Size | 2500 mm | 2600 mm |
| Fuel Consumption Overall | 11.7 L/100km | 7.9 L/100km |
| Fuel Tank Capacity | 55 L | 54 L |
