2005 BMW 530 vs. 2003 Vauxhall Signum
To start off, 2005 BMW 530 is newer by 2 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 3,175 cc (6 cylinders), 2003 Vauxhall Signum is equipped with a bigger engine. In terms of performance, 2003 Vauxhall Signum (208 HP @ 6200 RPM) has 24 more horse power than 2005 BMW 530. (184 HP @ 4000 RPM) In normal driving conditions, 2003 Vauxhall Signum should accelerate faster than 2005 BMW 530. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 530 weights approximately 108 kg more than 2003 Vauxhall Signum.
Because 2005 BMW 530 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 2005 BMW 530. 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, 2005 BMW 530 (390 Nm @ 1750 RPM) has 90 more torque (in Nm) than 2003 Vauxhall Signum. (300 Nm @ 4000 RPM). This means 2005 BMW 530 will have an easier job in driving up hills or pulling heavy equipment than 2003 Vauxhall Signum.
Compare all specifications:
| 2005 BMW 530 | 2003 Vauxhall Signum | |
| Make | BMW | Vauxhall |
| Model | 530 | Signum |
| Year Released | 2005 | 2003 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 3175 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 184 HP | 208 HP |
| Engine RPM | 4000 RPM | 6200 RPM |
| Torque | 390 Nm | 300 Nm |
| Torque RPM | 1750 RPM | 4000 RPM |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1590 kg | 1482 kg |
| Vehicle Length | 4780 mm | 4640 mm |
| Vehicle Width | 1810 mm | 1800 mm |
| Vehicle Height | 1440 mm | 1470 mm |
| Wheelbase Size | 2890 mm | 2840 mm |
