2004 BMW 525 vs. 1999 Opel Signum
To start off, 2004 BMW 525 is newer by 5 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 2,494 cc (6 cylinders), 2004 BMW 525 is equipped with a bigger engine. In terms of performance, 2004 BMW 525 (193 HP @ 6100 RPM) has 40 more horse power than 1999 Opel Signum. (153 HP @ 5600 RPM). In normal driving conditions, 2004 BMW 525 should accelerate faster than 1999 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 525 weights approximately 121 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 2004 BMW 525 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 2004 BMW 525. However, in wet, icy, snow, or gravel driving conditions, 1999 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, 2004 BMW 525 (245 Nm @ 3500 RPM) has 24 more torque (in Nm) than 1999 Opel Signum. (221 Nm @ 3800 RPM). This means 2004 BMW 525 will have an easier job in driving up hills or pulling heavy equipment than 1999 Opel Signum.
Compare all specifications:
| 2004 BMW 525 | 1999 Opel Signum | |
| Make | BMW | Opel |
| Model | 525 | Signum |
| Year Released | 2004 | 1999 |
| Body Type | Station Wagon | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2494 cc | 2198 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 193 HP | 153 HP |
| Engine RPM | 6100 RPM | 5600 RPM |
| Torque | 245 Nm | 221 Nm |
| Torque RPM | 3500 RPM | 3800 RPM |
| Engine Bore Size | 84 mm | 86 mm |
| Engine Stroke Size | 75 mm | 94.6 mm |
| Acceleration 0-100mph | 8.2 seconds | 9.8 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1656 kg | 1535 kg |
| Vehicle Length | 4810 mm | 4640 mm |
| Vehicle Width | 1810 mm | 1800 mm |
| Vehicle Height | 1450 mm | 1470 mm |
| Wheelbase Size | 2730 mm | 2640 mm |
| Fuel Tank Capacity | 70 L | 60 L |
