2007 BMW X5 vs. 1999 Opel Signum
To start off, 2007 BMW X5 is newer by 8 year(s). Which means there will be less support and parts availability for 1999 Opel Signum. In addition, the cost of maintenance, including insurance, on 1999 Opel Signum would be higher. At 2,993 cc (6 cylinders), 2007 BMW X5 is equipped with a bigger engine. In terms of performance, 2007 BMW X5 (215 HP @ 4000 RPM) has 116 more horse power than 1999 Opel Signum. (99 HP @ 3120 RPM). In normal driving conditions, 2007 BMW X5 should accelerate faster than 1999 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X5 weights approximately 577 kg more than 1999 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 1999 Opel Signum. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 BMW X5 (500 Nm @ 2000 RPM) has 260 more torque (in Nm) than 1999 Opel Signum. (240 Nm @ 1500 RPM). This means 2007 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1999 Opel Signum.
Compare all specifications:
| 2007 BMW X5 | 1999 Opel Signum | |
| Make | BMW | Opel |
| Model | X5 | Signum |
| Year Released | 2007 | 1999 |
| Body Type | SUV | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 1995 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 99 HP |
| Engine RPM | 4000 RPM | 3120 RPM |
| Torque | 500 Nm | 240 Nm |
| Torque RPM | 2000 RPM | 1500 RPM |
| Engine Bore Size | 84 mm | 84 mm |
| Engine Stroke Size | 90 mm | 90 mm |
| Engine Compression Ratio | 18.0:1 | 18.5:1 |
| Top Speed | 210 km/hour | 185 km/hour |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 2172 kg | 1595 kg |
| Vehicle Length | 4670 mm | 4640 mm |
| Vehicle Width | 1880 mm | 1800 mm |
| Vehicle Height | 1720 mm | 1470 mm |
| Wheelbase Size | 2830 mm | 2840 mm |
| Fuel Tank Capacity | 93 L | 60 L |
