2008 BMW 320 vs. 1999 Opel Signum
To start off, 2008 BMW 320 is newer by 9 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 2,171 cc (6 cylinders), 2008 BMW 320 is equipped with a bigger engine. In terms of performance, 2008 BMW 320 (168 HP @ 6100 RPM) has 20 more horse power than 1999 Opel Signum. (148 HP @ 4000 RPM). In normal driving conditions, 2008 BMW 320 should accelerate faster than 1999 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW 320 weights approximately 384 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 2008 BMW 320 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 320. 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, 1999 Opel Signum (270 Nm @ 2000 RPM) has 60 more torque (in Nm) than 2008 BMW 320. (210 Nm @ 3500 RPM). This means 1999 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW 320.
Compare all specifications:
| 2008 BMW 320 | 1999 Opel Signum | |
| Make | BMW | Opel |
| Model | 320 | Signum |
| Year Released | 2008 | 1999 |
| Body Type | Coupe | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2171 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 168 HP | 148 HP |
| Engine RPM | 6100 RPM | 4000 RPM |
| Torque | 210 Nm | 270 Nm |
| Torque RPM | 3500 RPM | 2000 RPM |
| Engine Bore Size | 80 mm | 82 mm |
| Engine Stroke Size | 72 mm | 90.4 mm |
| Engine Compression Ratio | 10.8:1 | 18.0:1 |
| Acceleration 0-100mph | 8.3 seconds | 10.5 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1470 kg | 1086 kg |
| Vehicle Length | 4490 mm | 4640 mm |
| Vehicle Width | 1760 mm | 1800 mm |
| Vehicle Height | 1380 mm | 1470 mm |
| Wheelbase Size | 2730 mm | 2580 mm |
| Fuel Tank Capacity | 63 L | 60 L |
