2005 Alpina Roadster vs. 2010 Pontiac G6
To start off, 2010 Pontiac G6 is newer by 5 year(s). Which means there will be less support and parts availability for 2005 Alpina Roadster. In addition, the cost of maintenance, including insurance, on 2005 Alpina Roadster would be higher. At 3,346 cc (6 cylinders), 2005 Alpina Roadster is equipped with a bigger engine. In terms of performance, 2005 Alpina Roadster (301 HP @ 6300 RPM) has 139 more horse power than 2010 Pontiac G6. (162 HP @ 6400 RPM). In normal driving conditions, 2005 Alpina Roadster should accelerate faster than 2010 Pontiac G6. With that said, vehicle weight also plays an important factor in acceleration. 2010 Pontiac G6 weights approximately 359 kg more than 2005 Alpina Roadster.
Because 2005 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 2005 Alpina Roadster. However, in wet, icy, snow, or gravel driving conditions, 2010 Pontiac G6, 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, 2005 Alpina Roadster (362 Nm @ 4800 RPM) has 206 more torque (in Nm) than 2010 Pontiac G6. (156 Nm @ 5000 RPM). This means 2005 Alpina Roadster will have an easier job in driving up hills or pulling heavy equipment than 2010 Pontiac G6. 2010 Pontiac G6 has automatic transmission and 2005 Alpina Roadster has manual transmission. 2005 Alpina Roadster will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2010 Pontiac G6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Alpina Roadster | 2010 Pontiac G6 | |
| Make | Alpina | Pontiac |
| Model | Roadster | G6 |
| Year Released | 2005 | 2010 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3346 cc | 2384 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 301 HP | 162 HP |
| Engine RPM | 6300 RPM | 6400 RPM |
| Torque | 362 Nm | 156 Nm |
| Torque RPM | 4800 RPM | 5000 RPM |
| Engine Bore Size | 87 mm | 87.9 mm |
| Engine Stroke Size | 93.8 mm | 97.8 mm |
| Engine Compression Ratio | 10.0:1 | 10.4:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1626 kg | 1985 kg |
| Vehicle Length | 4100 mm | 4810 mm |
| Vehicle Width | 1790 mm | 1800 mm |
| Vehicle Height | 1300 mm | 1460 mm |
| Wheelbase Size | 2500 mm | 2860 mm |
| Fuel Consumption Overall | 11.7 L/100km | 9.6 L/100km |
| Fuel Tank Capacity | 55 L | 61 L |
