2006 Alpina Roadster vs. 2009 Hummer H3
To start off, 2009 Hummer H3 is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Alpina Roadster. In addition, the cost of maintenance, including insurance, on 2006 Alpina Roadster would be higher. At 5,300 cc (8 cylinders), 2009 Hummer H3 is equipped with a bigger engine. In terms of performance, 2009 Hummer H3 (363 HP @ 5200 RPM) has 67 more horse power than 2006 Alpina Roadster. (296 HP @ 6300 RPM) In normal driving conditions, 2009 Hummer H3 should accelerate faster than 2006 Alpina Roadster.
Because 2009 Hummer H3 is four wheel drive (4WD), it will have significant more traction and grip than 2006 Alpina Roadster. In wet, icy, snow, or gravel driving conditions, 2009 Hummer H3 will offer significantly more control. 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.
Compare all specifications:
| 2006 Alpina Roadster | 2009 Hummer H3 | |
| Make | Alpina | Hummer |
| Model | Roadster | H3 |
| Year Released | 2006 | 2009 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 3346 cc | 5300 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 296 HP | 363 HP |
| Engine RPM | 6300 RPM | 5200 RPM |
| Engine Compression Ratio | 10.0:1 | 9.9:1 |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Width | 1790 mm | 2000 mm |
