2006 BMW X5 vs. 2004 Opel Signum
To start off, 2006 BMW X5 is newer by 2 year(s). Which means there will be less support and parts availability for 2004 Opel Signum. In addition, the cost of maintenance, including insurance, on 2004 Opel Signum would be higher. At 2,979 cc (6 cylinders), 2006 BMW X5 is equipped with a bigger engine. In terms of performance, 2006 BMW X5 (228 HP @ 3500 RPM) has 55 more horse power than 2004 Opel Signum. (173 HP @ 5500 RPM). In normal driving conditions, 2006 BMW X5 should accelerate faster than 2004 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW X5 weights approximately 70 kg more than 2004 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Opel Signum. In wet, icy, snow, or gravel driving conditions, 2006 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, 2006 BMW X5 (300 Nm @ 3500 RPM) has 35 more torque (in Nm) than 2004 Opel Signum. (265 Nm @ 2500 RPM). This means 2006 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Signum.
Compare all specifications:
| 2006 BMW X5 | 2004 Opel Signum | |
| Make | BMW | Opel |
| Model | X5 | Signum |
| Year Released | 2006 | 2004 |
| Body Type | SUV | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 1995 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 228 HP | 173 HP |
| Engine RPM | 3500 RPM | 5500 RPM |
| Torque | 300 Nm | 265 Nm |
| Torque RPM | 3500 RPM | 2500 RPM |
| Engine Bore Size | 84 mm | 86 mm |
| Engine Stroke Size | 89.6 mm | 86 mm |
| Engine Compression Ratio | 10.2:1 | 9.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 202 km/hour | 220 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 | 1630 kg | 1560 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 Consumption Overall | 12.7 L/100km | 9.4 L/100km |
| Fuel Tank Capacity | 93 L | 60 L |
