2004 Opel Astra vs. 2013 GMC Sierra
To start off, 2013 GMC Sierra is newer by 9 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 4,800 cc (8 cylinders), 2013 GMC Sierra is equipped with a bigger engine. In terms of performance, 2013 GMC Sierra (298 HP @ 5600 RPM) has 175 more horse power than 2004 Opel Astra. (123 HP @ 5600 RPM) In normal driving conditions, 2013 GMC Sierra should accelerate faster than 2004 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2013 GMC Sierra weights approximately 1104 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 2013 GMC Sierra 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, 2013 GMC Sierra 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, 2013 GMC Sierra (414 Nm @ 4600 RPM) has 244 more torque (in Nm) than 2004 Opel Astra. (170 Nm @ 3800 RPM). This means 2013 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Astra.
Compare all specifications:
| 2004 Opel Astra | 2013 GMC Sierra | |
| Make | Opel | GMC |
| Model | Astra | Sierra |
| Year Released | 2004 | 2013 |
| Body Type | Station Wagon | Pickup |
| Engine Position | Front | Front |
| Engine Size | 1795 cc | 4800 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 123 HP | 298 HP |
| Engine RPM | 5600 RPM | 5600 RPM |
| Torque | 170 Nm | 414 Nm |
| Torque RPM | 3800 RPM | 4600 RPM |
| Engine Bore Size | 80.5 mm | 96 mm |
| Engine Stroke Size | 88.2 mm | 83 mm |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | 4-speed automatic |
| Number of Seats | 5 seats | 3 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1350 kg | 2454 kg |
| Vehicle Length | 4520 mm | 5847 mm |
| Vehicle Width | 1800 mm | 2032 mm |
| Vehicle Height | 1510 mm | 1872 mm |
| Wheelbase Size | 2710 mm | 3645 mm |
| Fuel Consumption | 6.3 L/100km | 11.2 L/100km |
| Fuel Consumption City | 11.4 L/100km | 15.9 L/100km |
| Fuel Tank Capacity | 52 L | 98 L |
