2003 Vauxhall Signum vs. 2013 Cadillac XTS
To start off, 2013 Cadillac XTS is newer by 10 year(s). Which means there will be less support and parts availability for 2003 Vauxhall Signum. In addition, the cost of maintenance, including insurance, on 2003 Vauxhall Signum would be higher. At 3,564 cc (6 cylinders), 2013 Cadillac XTS is equipped with a bigger engine. In terms of performance, 2013 Cadillac XTS (314 HP @ 6800 RPM) has 141 more horse power than 2003 Vauxhall Signum. (173 HP @ 5500 RPM) In normal driving conditions, 2013 Cadillac XTS should accelerate faster than 2003 Vauxhall Signum. With that said, vehicle weight also plays an important factor in acceleration. 2013 Cadillac XTS weights approximately 402 kg more than 2003 Vauxhall 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, 2013 Cadillac XTS (358 Nm @ 5200 RPM) has 93 more torque (in Nm) than 2003 Vauxhall Signum. (265 Nm @ 2500 RPM). This means 2013 Cadillac XTS will have an easier job in driving up hills or pulling heavy equipment than 2003 Vauxhall Signum.
Compare all specifications:
| 2003 Vauxhall Signum | 2013 Cadillac XTS | |
| Make | Vauxhall | Cadillac |
| Model | Signum | XTS |
| Year Released | 2003 | 2013 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1997 cc | 3564 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 173 HP | 314 HP |
| Engine RPM | 5500 RPM | 6800 RPM |
| Torque | 265 Nm | 358 Nm |
| Torque RPM | 2500 RPM | 5200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1415 kg | 1817 kg |
| Vehicle Length | 4640 mm | 5131 mm |
| Vehicle Width | 1800 mm | 1852 mm |
| Vehicle Height | 1470 mm | 1510 mm |
| Wheelbase Size | 2840 mm | 2831 mm |
