2003 Vauxhall Signum vs. 2007 Cadillac BLS
To start off, 2007 Cadillac BLS is newer by 4 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 2,792 cc (6 cylinders), 2007 Cadillac BLS is equipped with a bigger engine. In terms of performance, 2007 Cadillac BLS (252 HP @ 5500 RPM) has 79 more horse power than 2003 Vauxhall Signum. (173 HP @ 5500 RPM) In normal driving conditions, 2007 Cadillac BLS should accelerate faster than 2003 Vauxhall Signum. With that said, vehicle weight also plays an important factor in acceleration. 2007 Cadillac BLS weights approximately 223 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, 2007 Cadillac BLS (365 Nm @ 1800 RPM) has 100 more torque (in Nm) than 2003 Vauxhall Signum. (265 Nm @ 2500 RPM). This means 2007 Cadillac BLS will have an easier job in driving up hills or pulling heavy equipment than 2003 Vauxhall Signum.
Compare all specifications:
| 2003 Vauxhall Signum | 2007 Cadillac BLS | |
| Make | Vauxhall | Cadillac |
| Model | Signum | BLS |
| Year Released | 2003 | 2007 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1997 cc | 2792 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 173 HP | 252 HP |
| Engine RPM | 5500 RPM | 5500 RPM |
| Torque | 265 Nm | 365 Nm |
| Torque RPM | 2500 RPM | 1800 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1415 kg | 1638 kg |
| Vehicle Length | 4640 mm | 4690 mm |
| Vehicle Width | 1800 mm | 1760 mm |
| Vehicle Height | 1470 mm | 1480 mm |
| Wheelbase Size | 2840 mm | 2680 mm |
