1996 BMW 725 vs. 2002 Opel Signum
To start off, 2002 Opel Signum is newer by 6 year(s). Which means there will be less support and parts availability for 1996 BMW 725. In addition, the cost of maintenance, including insurance, on 1996 BMW 725 would be higher. At 2,498 cc (6 cylinders), 1996 BMW 725 is equipped with a bigger engine. In terms of performance, 2002 Opel Signum (148 HP @ 4000 RPM) has 7 more horse power than 1996 BMW 725. (141 HP @ 4600 RPM) In normal driving conditions, 2002 Opel Signum should accelerate faster than 1996 BMW 725. With that said, vehicle weight also plays an important factor in acceleration. 1996 BMW 725 weights approximately 405 kg more than 2002 Opel Signum.
Because 1996 BMW 725 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 1996 BMW 725. However, in wet, icy, snow, or gravel driving conditions, 2002 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, 2002 Opel Signum (315 Nm @ 2000 RPM) has 35 more torque (in Nm) than 1996 BMW 725. (280 Nm @ 2200 RPM). This means 2002 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1996 BMW 725.
Compare all specifications:
| 1996 BMW 725 | 2002 Opel Signum | |
| Make | BMW | Opel |
| Model | 725 | Signum |
| Year Released | 1996 | 2002 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2498 cc | 1997 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 141 HP | 148 HP |
| Engine RPM | 4600 RPM | 4000 RPM |
| Torque | 280 Nm | 315 Nm |
| Torque RPM | 2200 RPM | 2000 RPM |
| Engine Bore Size | 80.1 mm | 82 mm |
| Engine Stroke Size | 83 mm | 90.4 mm |
| Engine Compression Ratio | 22.0:1 | 18.0:1 |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1785 kg | 1380 kg |
| Vehicle Length | 5130 mm | 4640 mm |
| Vehicle Width | 1870 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2940 mm | 2640 mm |
