2003 Alpina Roadster vs. 2005 GMC Envoy
To start off, 2005 GMC Envoy is newer by 2 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 5,357 cc (8 cylinders), 2005 GMC Envoy is equipped with a bigger engine. In terms of performance, 2003 Alpina Roadster (301 HP) has 1 more horse power than 2005 GMC Envoy. (300 HP). In normal driving conditions, 2003 Alpina Roadster should accelerate faster than 2005 GMC Envoy. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Envoy weights approximately 645 kg more than 2003 Alpina Roadster.
Because 2005 GMC Envoy is four wheel drive (4WD), it will have significant more traction and grip than 2003 Alpina Roadster. In wet, icy, snow, or gravel driving conditions, 2005 GMC Envoy 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. Let's talk about torque, 2005 GMC Envoy (447 Nm) has 85 more torque (in Nm) than 2003 Alpina Roadster. (362 Nm). This means 2005 GMC Envoy will have an easier job in driving up hills or pulling heavy equipment than 2003 Alpina Roadster.
Compare all specifications:
| 2003 Alpina Roadster | 2005 GMC Envoy | |
| Make | Alpina | GMC |
| Model | Roadster | Envoy |
| Year Released | 2003 | 2005 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 3346 cc | 5357 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 301 HP | 300 HP |
| Torque | 362 Nm | 447 Nm |
| Engine Compression Ratio | 10.0:1 | 9.5:1 |
| Drive Type | Rear | 4WD |
| Number of Seats | 2 seats | 7 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1626 kg | 2271 kg |
| Vehicle Length | 4100 mm | 5280 mm |
| Vehicle Width | 1790 mm | 1900 mm |
| Vehicle Height | 1310 mm | 1920 mm |
| Wheelbase Size | 2500 mm | 3280 mm |
| Fuel Consumption Overall | 11.7 L/100km | 14.7 L/100km |
| Fuel Tank Capacity | 55 L | 95 L |
