2005 BMW X5 vs. 2002 Opel Signum
To start off, 2005 BMW X5 is newer by 3 year(s). Which means there will be less support and parts availability for 2002 Opel Signum. In addition, the cost of maintenance, including insurance, on 2002 Opel Signum would be higher. At 2,979 cc (6 cylinders), 2005 BMW X5 is equipped with a bigger engine. In terms of performance, 2005 BMW X5 (229 HP @ 5900 RPM) has 81 more horse power than 2002 Opel Signum. (148 HP @ 4000 RPM). In normal driving conditions, 2005 BMW X5 should accelerate faster than 2002 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW X5 weights approximately 690 kg more than 2002 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 2002 Opel Signum. In wet, icy, snow, or gravel driving conditions, 2005 BMW X5 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, 2002 Opel Signum (315 Nm @ 2000 RPM) has 15 more torque (in Nm) than 2005 BMW X5. (300 Nm @ 3500 RPM). This means 2002 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW X5.
Compare all specifications:
| 2005 BMW X5 | 2002 Opel Signum | |
| Make | BMW | Opel |
| Model | X5 | Signum |
| Year Released | 2005 | 2002 |
| Body Type | SUV | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 1997 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 229 HP | 148 HP |
| Engine RPM | 5900 RPM | 4000 RPM |
| Torque | 300 Nm | 315 Nm |
| Torque RPM | 3500 RPM | 2000 RPM |
| Engine Bore Size | 84 mm | 82 mm |
| Engine Stroke Size | 89.6 mm | 90.4 mm |
| Engine Compression Ratio | 10.0:1 | 18.0:1 |
| Top Speed | 210 km/hour | 209 km/hour |
| Acceleration 0-100mph | 8.3 seconds | 10.5 seconds |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 2070 kg | 1380 kg |
| Vehicle Length | 4670 mm | 4640 mm |
| Vehicle Width | 1880 mm | 1800 mm |
| Vehicle Height | 1770 mm | 1470 mm |
| Wheelbase Size | 2730 mm | 2640 mm |
| Fuel Tank Capacity | 93 L | 60 L |
