2007 Chevrolet Silverado vs. 2003 Opel Vectra
To start off, 2007 Chevrolet Silverado is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2003 Opel Vectra would be higher. At 4,802 cc (8 cylinders), 2007 Chevrolet Silverado is equipped with a bigger engine. In terms of performance, 2007 Chevrolet Silverado (295 HP @ 5600 RPM) has 121 more horse power than 2003 Opel Vectra. (174 HP @ 4000 RPM). In normal driving conditions, 2007 Chevrolet Silverado should accelerate faster than 2003 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Chevrolet Silverado weights approximately 596 kg more than 2003 Opel Vectra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Chevrolet Silverado is four wheel drive (4WD), it will have significant more traction and grip than 2003 Opel Vectra. In wet, icy, snow, or gravel driving conditions, 2007 Chevrolet Silverado 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, 2007 Chevrolet Silverado (414 Nm @ 4800 RPM) has 44 more torque (in Nm) than 2003 Opel Vectra. (370 Nm @ 1900 RPM). This means 2007 Chevrolet Silverado will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Vectra.
Compare all specifications:
| 2007 Chevrolet Silverado | 2003 Opel Vectra | |
| Make | Chevrolet | Opel |
| Model | Silverado | Vectra |
| Year Released | 2007 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 4802 cc | 2958 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 295 HP | 174 HP |
| Engine RPM | 5600 RPM | 4000 RPM |
| Torque | 414 Nm | 370 Nm |
| Torque RPM | 4800 RPM | 1900 RPM |
| Engine Compression Ratio | 9.5:1 | 18.5:1 |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 3 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2360 kg | 1764 kg |
| Vehicle Length | 5710 mm | 4830 mm |
| Vehicle Width | 2040 mm | 1800 mm |
| Vehicle Height | 1870 mm | 1510 mm |
| Wheelbase Size | 3380 mm | 2840 mm |
| Fuel Consumption Highway | 11.8 L/100km | 5.8 L/100km |
| Fuel Consumption City | 14.7 L/100km | 11 L/100km |
| Fuel Consumption Overall | 13.8 L/100km | 7.7 L/100km |
| Fuel Tank Capacity | 129 L | 60 L |
