2005 GMC Sierra vs. 2010 Opel Astra
To start off, 2010 Opel Astra is newer by 5 year(s). Which means there will be less support and parts availability for 2005 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2005 GMC Sierra would be higher. At 5,965 cc (8 cylinders), 2005 GMC Sierra is equipped with a bigger engine. In terms of performance, 2005 GMC Sierra (300 HP) has 103 more horse power than 2010 Opel Astra. (197 HP). In normal driving conditions, 2005 GMC Sierra should accelerate faster than 2010 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Sierra weights approximately 965 kg more than 2010 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 GMC Sierra is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2005 GMC Sierra. However, in wet, icy, snow, or gravel driving conditions, 2010 Opel Astra, being front wheel drive (FWD), will offer much better control with better grip. 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 Sierra (488 Nm) has 226 more torque (in Nm) than 2010 Opel Astra. (262 Nm). This means 2005 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2010 Opel Astra.
Compare all specifications:
| 2005 GMC Sierra | 2010 Opel Astra | |
| Make | GMC | Opel |
| Model | Sierra | Astra |
| Year Released | 2005 | 2010 |
| Engine Position | Front | Front |
| Engine Size | 5965 cc | 1998 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 300 HP | 197 HP |
| Torque | 488 Nm | 262 Nm |
| Engine Compression Ratio | 9.4:1 | 8.8:1 |
| Drive Type | Rear | Front |
| Number of Seats | 6 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2590 kg | 1625 kg |
| Vehicle Length | 6030 mm | 4300 mm |
| Vehicle Width | 2030 mm | 1760 mm |
| Vehicle Height | 1960 mm | 1440 mm |
| Wheelbase Size | 3890 mm | 2620 mm |
| Fuel Consumption Overall | 14.7 L/100km | 9.3 L/100km |
| Fuel Tank Capacity | 98 L | 52 L |
