2007 Chevrolet Silverado vs. 2003 Opel Signum
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 Signum. In addition, the cost of maintenance, including insurance, on 2003 Opel Signum would be higher. At 4,807 cc (8 cylinders), 2007 Chevrolet Silverado is equipped with a bigger engine. In terms of performance, 2007 Chevrolet Silverado (295 HP @ 5600 RPM) has 151 more horse power than 2003 Opel Signum. (144 HP @ 6000 RPM). In normal driving conditions, 2007 Chevrolet Silverado should accelerate faster than 2003 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2007 Chevrolet Silverado weights approximately 64 kg more than 2003 Opel Signum. 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 Signum. 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 174 more torque (in Nm) than 2003 Opel Signum. (240 Nm @ 3800 RPM). This means 2007 Chevrolet Silverado will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Signum.
Compare all specifications:
| 2007 Chevrolet Silverado | 2003 Opel Signum | |
| Make | Chevrolet | Opel |
| Model | Silverado | Signum |
| Year Released | 2007 | 2003 |
| Body Type | Pickup | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4807 cc | 2198 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 295 HP | 144 HP |
| Engine RPM | 5600 RPM | 6000 RPM |
| Torque | 414 Nm | 240 Nm |
| Torque RPM | 4800 RPM | 3800 RPM |
| Engine Bore Size | 96.1 mm | 86 mm |
| Engine Stroke Size | 83 mm | 94.6 mm |
| Engine Compression Ratio | 9.5:1 | 12.0:1 |
| Drive Type | 4WD | Front |
| Number of Seats | 6 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1750 kg | 1686 kg |
| Vehicle Length | 5850 mm | 4640 mm |
| Vehicle Width | 2040 mm | 1800 mm |
| Vehicle Height | 1880 mm | 1470 mm |
| Wheelbase Size | 3650 mm | 2640 mm |
| Fuel Consumption Highway | 12.4 L/100km | 7.2 L/100km |
| Fuel Consumption City | 15.7 L/100km | 12.4 L/100km |
| Fuel Consumption Overall | 14.7 L/100km | 5.2 L/100km |
| Fuel Tank Capacity | 98 L | 58 L |
