2006 Opel Astra vs. 2011 GMC Envoy
To start off, 2011 GMC Envoy is newer by 5 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 5,328 cc (8 cylinders), 2011 GMC Envoy is equipped with a bigger engine. In terms of performance, 2011 GMC Envoy (300 HP) has 151 more horse power than 2006 Opel Astra. (149 HP) In normal driving conditions, 2011 GMC Envoy should accelerate faster than 2006 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2011 GMC Envoy weights approximately 1144 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 2011 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, 2011 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, 2011 GMC Envoy (435 Nm @ 4000 RPM) has 115 more torque (in Nm) than 2006 Opel Astra. (320 Nm @ 2000 RPM). This means 2011 GMC Envoy will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Astra. 2011 GMC Envoy has automatic transmission and 2006 Opel Astra has manual transmission. 2006 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2011 GMC Envoy will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Opel Astra | 2011 GMC Envoy | |
| Make | Opel | GMC |
| Model | Astra | Envoy |
| Year Released | 2006 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 5328 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 149 HP | 300 HP |
| Torque | 320 Nm | 435 Nm |
| Torque RPM | 2000 RPM | 4000 RPM |
| Engine Compression Ratio | 17.5:1 | 9.2:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1515 kg | 2659 kg |
| Vehicle Length | 4480 mm | 4870 mm |
| Vehicle Width | 2030 mm | 1900 mm |
| Vehicle Height | 1420 mm | 1830 mm |
| Wheelbase Size | 2620 mm | 2880 mm |
| Fuel Consumption Overall | 6.1 L/100km | 14.7 L/100km |
| Fuel Tank Capacity | 52 L | 83 L |
