2006 Cadillac SRX vs. 2003 Opel Signum
To start off, 2006 Cadillac SRX is newer by 3 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 3,563 cc (6 cylinders), 2006 Cadillac SRX is equipped with a bigger engine. In terms of performance, 2006 Cadillac SRX (260 HP @ 6500 RPM) has 108 more horse power than 2003 Opel Signum. (152 HP @ 5600 RPM). In normal driving conditions, 2006 Cadillac SRX should accelerate faster than 2003 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2006 Cadillac SRX weights approximately 324 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 2006 Cadillac SRX 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, 2006 Cadillac SRX 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, 2006 Cadillac SRX (344 Nm @ 2800 RPM) has 124 more torque (in Nm) than 2003 Opel Signum. (220 Nm @ 3800 RPM). This means 2006 Cadillac SRX will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Signum.
Compare all specifications:
| 2006 Cadillac SRX | 2003 Opel Signum | |
| Make | Cadillac | Opel |
| Model | SRX | Signum |
| Year Released | 2006 | 2003 |
| Body Type | SUV | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3563 cc | 2171 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 260 HP | 152 HP |
| Engine RPM | 6500 RPM | 5600 RPM |
| Torque | 344 Nm | 220 Nm |
| Torque RPM | 2800 RPM | 3800 RPM |
| Engine Bore Size | 94 mm | 86 mm |
| Engine Stroke Size | 85.6 mm | 94.6 mm |
| Engine Compression Ratio | 10.2:1 | 12.0:1 |
| Top Speed | 201 km/hour | 206 km/hour |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1889 kg | 1565 kg |
| Vehicle Length | 4960 mm | 4640 mm |
| Vehicle Width | 1850 mm | 1800 mm |
| Vehicle Height | 1730 mm | 1470 mm |
| Wheelbase Size | 2950 mm | 2840 mm |
| Fuel Consumption Overall | 11.8 L/100km | 9.1 L/100km |
| Fuel Tank Capacity | 76 L | 60 L |
