2003 Alpina Roadster vs. 2009 Mazda 3
To start off, 2009 Mazda 3 is newer by 6 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 156 more horse power than 2009 Mazda 3. (145 HP @ 6500 RPM). In normal driving conditions, 2003 Alpina Roadster should accelerate faster than 2009 Mazda 3. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alpina Roadster weights approximately 401 kg more than 2009 Mazda 3. 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, 2009 Mazda 3, 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 181 more torque (in Nm) than 2009 Mazda 3. (181 Nm @ 4500 RPM). This means 2003 Alpina Roadster will have an easier job in driving up hills or pulling heavy equipment than 2009 Mazda 3.
Compare all specifications:
| 2003 Alpina Roadster | 2009 Mazda 3 | |
| Make | Alpina | Mazda |
| Model | Roadster | 3 |
| Year Released | 2003 | 2009 |
| Body Type | Convertible | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3346 cc | 1998 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 301 HP | 145 HP |
| Engine RPM | 6300 RPM | 6500 RPM |
| Torque | 362 Nm | 181 Nm |
| Torque RPM | 4800 RPM | 4500 RPM |
| Engine Compression Ratio | 10.0:1 | 10.0:1 |
| Acceleration 0-100mph | 5.4 seconds | 9.8 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1626 kg | 1225 kg |
| Vehicle Length | 4100 mm | 4500 mm |
| Vehicle Width | 1790 mm | 1760 mm |
| Vehicle Height | 1310 mm | 1470 mm |
| Wheelbase Size | 2500 mm | 2650 mm |
| Fuel Consumption Overall | 11.7 L/100km | 8.2 L/100km |
| Fuel Tank Capacity | 55 L | 55 L |
