2005 GMC Envoy vs. 2004 Opel Astra
To start off, 2005 GMC Envoy is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Opel Astra. In addition, the cost of maintenance, including insurance, on 2004 Opel Astra would be higher. At 4,162 cc (6 cylinders), 2005 GMC Envoy is equipped with a bigger engine. In terms of performance, 2005 GMC Envoy (275 HP) has 78 more horse power than 2004 Opel Astra. (197 HP). In normal driving conditions, 2005 GMC Envoy should accelerate faster than 2004 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Envoy weights approximately 851 kg more than 2004 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 GMC Envoy is four wheel drive (4WD), it will have significant more traction and grip than 2004 Opel Astra. 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 (373 Nm) has 111 more torque (in Nm) than 2004 Opel Astra. (262 Nm). This means 2005 GMC Envoy will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Astra.
Compare all specifications:
| 2005 GMC Envoy | 2004 Opel Astra | |
| Make | GMC | Opel |
| Model | Envoy | Astra |
| Year Released | 2005 | 2004 |
| Body Type | SUV | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 4162 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 275 HP | 197 HP |
| Torque | 373 Nm | 262 Nm |
| Engine Bore Size | 93 mm | 86.1 mm |
| Engine Stroke Size | 102 mm | 86 mm |
| Engine Compression Ratio | 10.0:1 | 8.8:1 |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2276 kg | 1425 kg |
| Vehicle Length | 5300 mm | 4520 mm |
| Vehicle Width | 1880 mm | 1800 mm |
| Vehicle Height | 1850 mm | 1510 mm |
| Wheelbase Size | 3280 mm | 2640 mm |
| Fuel Consumption Highway | 13.1 L/100km | 7.2 L/100km |
| Fuel Consumption City | 16.8 L/100km | 13.2 L/100km |
| Fuel Consumption Overall | 15.7 L/100km | 9.4 L/100km |
| Fuel Tank Capacity | 95 L | 52 L |
