2004 BMW 745 vs. 2003 Vauxhall Signum
To start off, 2004 BMW 745 is newer by 1 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 4,390 cc (8 cylinders), 2004 BMW 745 is equipped with a bigger engine. In terms of performance, 2004 BMW 745 (322 HP @ 7400 RPM) has 169 more horse power than 2003 Vauxhall Signum. (153 HP @ 5600 RPM). In normal driving conditions, 2004 BMW 745 should accelerate faster than 2003 Vauxhall Signum. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 745 weights approximately 575 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 2004 BMW 745 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 2004 BMW 745. 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, 2004 BMW 745 (447 Nm) has 227 more torque (in Nm) than 2003 Vauxhall Signum. (220 Nm). This means 2004 BMW 745 will have an easier job in driving up hills or pulling heavy equipment than 2003 Vauxhall Signum.
Compare all specifications:
| 2004 BMW 745 | 2003 Vauxhall Signum | |
| Make | BMW | Vauxhall |
| Model | 745 | Signum |
| Year Released | 2004 | 2003 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4390 cc | 2198 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 322 HP | 153 HP |
| Engine RPM | 7400 RPM | 5600 RPM |
| Torque | 447 Nm | 220 Nm |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2025 kg | 1450 kg |
| Vehicle Length | 5180 mm | 4640 mm |
| Vehicle Width | 1910 mm | 1800 mm |
| Vehicle Height | 1500 mm | 1470 mm |
| Wheelbase Size | 3140 mm | 2840 mm |
