2009 GMC Envoy vs. 2006 Opel Astra
To start off, 2009 GMC Envoy is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Opel Astra. In addition, the cost of maintenance, including insurance, on 2006 Opel Astra would be higher. At 4,161 cc (6 cylinders), 2009 GMC Envoy is equipped with a bigger engine. In terms of performance, 2009 GMC Envoy (285 HP @ 6000 RPM) has 181 more horse power than 2006 Opel Astra. (104 HP @ 6000 RPM). In normal driving conditions, 2009 GMC Envoy should accelerate faster than 2006 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2009 GMC Envoy weights approximately 1464 kg more than 2006 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 GMC Envoy is four wheel drive (4WD), it will have significant more traction and grip than 2006 Opel Astra. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 GMC Envoy (375 Nm @ 4600 RPM) has 225 more torque (in Nm) than 2006 Opel Astra. (150 Nm @ 3900 RPM). This means 2009 GMC Envoy will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Astra.
Compare all specifications:
| 2009 GMC Envoy | 2006 Opel Astra | |
| Make | GMC | Opel |
| Model | Envoy | Astra |
| Year Released | 2009 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 4161 cc | 1598 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 285 HP | 104 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 375 Nm | 150 Nm |
| Torque RPM | 4600 RPM | 3900 RPM |
| Engine Bore Size | 102 mm | 79 mm |
| Engine Stroke Size | 85.6 mm | 81.5 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 2730 kg | 1266 kg |
| Vehicle Length | 4870 mm | 4260 mm |
| Vehicle Width | 1900 mm | 1760 mm |
| Vehicle Height | 1830 mm | 1470 mm |
| Wheelbase Size | 2880 mm | 2620 mm |
| Fuel Consumption Overall | 14.7 L/100km | 6.6 L/100km |
| Fuel Tank Capacity | 83 L | 52 L |
