2007 BMW X3 vs. 2003 Vauxhall Signum
To start off, 2007 BMW X3 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 2,958 cc (6 cylinders), 2003 Vauxhall Signum is equipped with a bigger engine. In terms of performance, 2003 Vauxhall Signum (175 HP @ 5500 RPM) has 27 more horse power than 2007 BMW X3. (148 HP @ 4000 RPM) In normal driving conditions, 2003 Vauxhall Signum should accelerate faster than 2007 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X3 weights approximately 290 kg more than 2003 Vauxhall Signum.
Because 2007 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Vauxhall Signum. In wet, icy, snow, or gravel driving conditions, 2007 BMW X3 will offer significantly more control. 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 (370 Nm @ 1900 RPM) has 40 more torque (in Nm) than 2007 BMW X3. (330 Nm @ 2000 RPM). This means 2003 Vauxhall Signum will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW X3.
Compare all specifications:
| 2007 BMW X3 | 2003 Vauxhall Signum | |
| Make | BMW | Vauxhall |
| Model | X3 | Signum |
| Year Released | 2007 | 2003 |
| Body Type | SUV | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 2958 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 175 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 330 Nm | 370 Nm |
| Torque RPM | 2000 RPM | 1900 RPM |
| Fuel Type | Diesel | Diesel |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1740 kg | 1450 kg |
| Vehicle Length | 4570 mm | 4640 mm |
| Vehicle Width | 1680 mm | 1800 mm |
| Vehicle Height | 1860 mm | 1470 mm |
| Wheelbase Size | 2800 mm | 2840 mm |
