2008 GMC Sierra vs. 2004 Opel Vectra
To start off, 2008 GMC Sierra is newer by 4 year(s). Which means there will be less support and parts availability for 2004 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2004 Opel Vectra would be higher. At 5,999 cc (8 cylinders), 2008 GMC Sierra is equipped with a bigger engine. In terms of performance, 2008 GMC Sierra (353 HP @ 5400 RPM) has 145 more horse power than 2004 Opel Vectra. (208 HP @ 6200 RPM). In normal driving conditions, 2008 GMC Sierra should accelerate faster than 2004 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2008 GMC Sierra weights approximately 1039 kg more than 2004 Opel Vectra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2004 Opel Vectra. In wet, icy, snow, or gravel driving conditions, 2008 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, 2008 GMC Sierra (506 Nm @ 4400 RPM) has 205 more torque (in Nm) than 2004 Opel Vectra. (301 Nm @ 4000 RPM). This means 2008 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Vectra.
Compare all specifications:
| 2008 GMC Sierra | 2004 Opel Vectra | |
| Make | GMC | Opel |
| Model | Sierra | Vectra |
| Year Released | 2008 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 5999 cc | 3175 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 353 HP | 208 HP |
| Engine RPM | 5400 RPM | 6200 RPM |
| Torque | 506 Nm | 301 Nm |
| Torque RPM | 4400 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 3 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 2664 kg | 1625 kg |
| Vehicle Length | 5710 mm | 4830 mm |
| Vehicle Width | 2040 mm | 1800 mm |
| Vehicle Height | 1940 mm | 1510 mm |
| Wheelbase Size | 3380 mm | 2840 mm |
| Fuel Consumption Overall | 13.1 L/100km | 10.1 L/100km |
| Fuel Tank Capacity | 129 L | 60 L |
