2006 GMC Envoy vs. 2005 Vauxhall Astra
To start off, 2006 GMC Envoy is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Vauxhall Astra. In addition, the cost of maintenance, including insurance, on 2005 Vauxhall Astra would be higher. At 4,163 cc (6 cylinders), 2006 GMC Envoy is equipped with a bigger engine. In terms of performance, 2006 GMC Envoy (291 HP @ 6000 RPM) has 217 more horse power than 2005 Vauxhall Astra. (74 HP @ 5200 RPM). In normal driving conditions, 2006 GMC Envoy should accelerate faster than 2005 Vauxhall Astra. With that said, vehicle weight also plays an important factor in acceleration. 2006 GMC Envoy weights approximately 1479 kg more than 2005 Vauxhall Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 GMC Envoy is four wheel drive (4WD), it will have significant more traction and grip than 2005 Vauxhall Astra. In wet, icy, snow, or gravel driving conditions, 2006 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, 2006 GMC Envoy (376 Nm @ 4800 RPM) has 246 more torque (in Nm) than 2005 Vauxhall Astra. (130 Nm @ 2800 RPM). This means 2006 GMC Envoy will have an easier job in driving up hills or pulling heavy equipment than 2005 Vauxhall Astra.
Compare all specifications:
| 2006 GMC Envoy | 2005 Vauxhall Astra | |
| Make | GMC | Vauxhall |
| Model | Envoy | Astra |
| Year Released | 2006 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 1596 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 291 HP | 74 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Torque | 376 Nm | 130 Nm |
| Torque RPM | 4800 RPM | 2800 RPM |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 2659 kg | 1180 kg |
| Vehicle Length | 4870 mm | 4300 mm |
| Vehicle Width | 1900 mm | 1720 mm |
| Vehicle Height | 1830 mm | 1470 mm |
| Wheelbase Size | 2880 mm | 2620 mm |
