2006 BMW 545 vs. 2003 Vauxhall Signum
To start off, 2006 BMW 545 is newer by 3 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 2,494 cc, 2006 BMW 545 is equipped with a bigger engine. In terms of performance, 2006 BMW 545 (328 HP @ 6100 RPM) has 155 more horse power than 2003 Vauxhall Signum. (173 HP @ 5500 RPM). In normal driving conditions, 2006 BMW 545 should accelerate faster than 2003 Vauxhall Signum.
Because 2006 BMW 545 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2006 BMW 545. However, in wet, icy, snow, or gravel driving conditions, 2003 Vauxhall Signum, being front wheel drive (FWD), will offer much better control with better grip. 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 BMW 545 (450 Nm @ 3700 RPM) has 185 more torque (in Nm) than 2003 Vauxhall Signum. (265 Nm @ 2500 RPM). This means 2006 BMW 545 will have an easier job in driving up hills or pulling heavy equipment than 2003 Vauxhall Signum.
Compare all specifications:
| 2006 BMW 545 | 2003 Vauxhall Signum | |
| Make | BMW | Vauxhall |
| Model | 545 | Signum |
| Year Released | 2006 | 2003 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2494 cc | 1997 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 328 HP | 173 HP |
| Engine RPM | 6100 RPM | 5500 RPM |
| Torque | 450 Nm | 265 Nm |
| Torque RPM | 3700 RPM | 2500 RPM |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Width | 1850 mm | 1800 mm |
