2006 BMW X3 vs. 2002 Opel Signum
To start off, 2006 BMW X3 is newer by 4 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 2,957 cc (6 cylinders), 2002 Opel Signum is equipped with a bigger engine. In terms of performance, 2002 Opel Signum (174 HP @ 4000 RPM) has 26 more horse power than 2006 BMW X3. (148 HP @ 4000 RPM) In normal driving conditions, 2002 Opel Signum should accelerate faster than 2006 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW X3 weights approximately 255 kg more than 2002 Opel Signum.
Because 2006 BMW X3 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, 2006 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, 2002 Opel Signum (377 Nm @ 1900 RPM) has 47 more torque (in Nm) than 2006 BMW X3. (330 Nm @ 2000 RPM). This means 2002 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW X3.
Compare all specifications:
| 2006 BMW X3 | 2002 Opel Signum | |
| Make | BMW | Opel |
| Model | X3 | Signum |
| Year Released | 2006 | 2002 |
| Body Type | SUV | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 2957 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 174 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 330 Nm | 377 Nm |
| Torque RPM | 2000 RPM | 1900 RPM |
| Engine Compression Ratio | 17.0:1 | 18.5:1 |
| Fuel Type | Diesel | Diesel |
| Top Speed | 193 km/hour | 221 km/hour |
| Acceleration 0-100mph | 10.2 seconds | 9.4 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1925 kg | 1670 kg |
| Vehicle Length | 4570 mm | 4640 mm |
| Vehicle Width | 1860 mm | 1800 mm |
| Vehicle Height | 1680 mm | 1470 mm |
| Wheelbase Size | 2800 mm | 2840 mm |
| Fuel Consumption Overall | 7.2 L/100km | 7.4 L/100km |
| Fuel Tank Capacity | 67 L | 58 L |
