2008 BMW X5 vs. 2004 Opel Signum
To start off, 2008 BMW X5 is newer by 4 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 4,398 cc, 2008 BMW X5 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW X5 weights approximately 581 kg more than 2004 Opel Signum.
Because 2008 BMW X5 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 2008 BMW X5. However, in wet, icy, snow, or gravel driving conditions, 2004 Opel 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, 2008 BMW X5 (440 Nm @ 3700 RPM) has 114 more torque (in Nm) than 2004 Opel Signum. (326 Nm @ 2000 RPM). This means 2008 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Signum. 2008 BMW X5 has automatic transmission and 2004 Opel Signum has manual transmission. 2004 Opel Signum will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 BMW X5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 BMW X5 | 2004 Opel Signum | |
| Make | BMW | Opel |
| Model | X5 | Signum |
| Year Released | 2008 | 2004 |
| Body Type | SUV | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 1908 cc |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 0 HP | 148 HP |
| Torque | 440 Nm | 326 Nm |
| Torque RPM | 3700 RPM | 2000 RPM |
| Engine Bore Size | 92 mm | 82 mm |
| Engine Stroke Size | 82.7 mm | 90.4 mm |
| Engine Compression Ratio | 10.0:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 240 km/hour | 209 km/hour |
| Acceleration 0-100mph | 7.7 seconds | 10.5 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 2191 kg | 1610 kg |
| Vehicle Length | 4870 mm | 4640 mm |
| Vehicle Height | 1470 mm | 1470 mm |
| Wheelbase Size | 2830 mm | 2840 mm |
| Fuel Consumption Overall | 15.4 L/100km | 6.1 L/100km |
| Fuel Tank Capacity | 85 L | 60 L |
