2006 GMC Envoy vs. 2005 Opel 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 Opel Astra. In addition, the cost of maintenance, including insurance, on 2005 Opel 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 (292 HP @ 6000 RPM) has 192 more horse power than 2005 Opel Astra. (100 HP @ 4300 RPM). In normal driving conditions, 2006 GMC Envoy should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2006 GMC Envoy weights approximately 1274 kg more than 2005 Opel 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 Opel 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 146 more torque (in Nm) than 2005 Opel Astra. (230 Nm @ 1950 RPM). This means 2006 GMC Envoy will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra.
Compare all specifications:
| 2006 GMC Envoy | 2005 Opel Astra | |
| Make | GMC | Opel |
| Model | Envoy | Astra |
| Year Released | 2006 | 2005 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 1995 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 292 HP | 100 HP |
| Engine RPM | 6000 RPM | 4300 RPM |
| Torque | 376 Nm | 230 Nm |
| Torque RPM | 4800 RPM | 1950 RPM |
| Drive Type | 4WD | Front |
| Number of Seats | 7 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2659 kg | 1385 kg |
| Vehicle Length | 5280 mm | 4260 mm |
| Vehicle Width | 1900 mm | 1720 mm |
| Vehicle Height | 1920 mm | 1430 mm |
| Wheelbase Size | 3280 mm | 2610 mm |
| Fuel Tank Capacity | 95 L | 52 L |
