2003 Opel Signum vs. 2011 Cadillac SRX
To start off, 2011 Cadillac SRX is newer by 8 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 3,000 cc (6 cylinders), 2011 Cadillac SRX is equipped with a bigger engine. In terms of performance, 2011 Cadillac SRX (265 HP @ 6950 RPM) has 92 more horse power than 2003 Opel Signum. (173 HP @ 5600 RPM) In normal driving conditions, 2011 Cadillac SRX should accelerate faster than 2003 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2011 Cadillac SRX weights approximately 421 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.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2011 Cadillac SRX (302 Nm @ 5100 RPM) has 22 more torque (in Nm) than 2003 Opel Signum. (280 Nm @ 2500 RPM). This means 2011 Cadillac SRX will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Signum.
Compare all specifications:
| 2003 Opel Signum | 2011 Cadillac SRX | |
| Make | Opel | Cadillac |
| Model | Signum | SRX |
| Year Released | 2003 | 2011 |
| Body Type | Hatchback | SUV |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 3000 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 173 HP | 265 HP |
| Engine RPM | 5600 RPM | 6950 RPM |
| Torque | 280 Nm | 302 Nm |
| Torque RPM | 2500 RPM | 5100 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1495 kg | 1916 kg |
| Vehicle Length | 4640 mm | 4834 mm |
| Vehicle Width | 1800 mm | 1910 mm |
| Vehicle Height | 1470 mm | 1669 mm |
| Wheelbase Size | 2720 mm | 2807 mm |
| Fuel Consumption | 6.9 L/100km | 9.4 L/100km |
| Fuel Tank Capacity | 58 L | 79 L |
