2007 BMW 525 vs. 2003 Vauxhall Signum
To start off, 2007 BMW 525 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 2,497 cc (6 cylinders), 2007 BMW 525 is equipped with a bigger engine. In terms of performance, 2007 BMW 525 (215 HP @ 6500 RPM) has 99 more horse power than 2003 Vauxhall Signum. (116 HP @ 3000 RPM). In normal driving conditions, 2007 BMW 525 should accelerate faster than 2003 Vauxhall Signum. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 525 weights approximately 100 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.
Because 2007 BMW 525 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 2007 BMW 525. 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, 2003 Vauxhall Signum (280 Nm @ 1500 RPM) has 30 more torque (in Nm) than 2007 BMW 525. (250 Nm @ 2900 RPM). This means 2003 Vauxhall Signum will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 525.
Compare all specifications:
| 2007 BMW 525 | 2003 Vauxhall Signum | |
| Make | BMW | Vauxhall |
| Model | 525 | Signum |
| Year Released | 2007 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 2172 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 116 HP |
| Engine RPM | 6500 RPM | 3000 RPM |
| Torque | 250 Nm | 280 Nm |
| Torque RPM | 2900 RPM | 1500 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1500 kg | 1400 kg |
| Vehicle Length | 4850 mm | 4640 mm |
| Vehicle Width | 1470 mm | 1800 mm |
| Vehicle Height | 1850 mm | 1470 mm |
| Wheelbase Size | 2890 mm | 2840 mm |
