2002 Opel Signum vs. 2001 BMW Z3
To start off, 2002 Opel Signum is newer by 1 year(s). Which means there will be less support and parts availability for 2001 BMW Z3. In addition, the cost of maintenance, including insurance, on 2001 BMW Z3 would be higher. At 2,990 cc (6 cylinders), 2001 BMW Z3 is equipped with a bigger engine. In terms of performance, 2001 BMW Z3 (229 HP @ 5900 RPM) has 55 more horse power than 2002 Opel Signum. (174 HP @ 4000 RPM) In normal driving conditions, 2001 BMW Z3 should accelerate faster than 2002 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2002 Opel Signum weights approximately 265 kg more than 2001 BMW Z3.
Because 2001 BMW Z3 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 2001 BMW Z3. 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 (377 Nm @ 1900 RPM) has 77 more torque (in Nm) than 2001 BMW Z3. (300 Nm @ 3500 RPM). This means 2002 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2001 BMW Z3.
Compare all specifications:
| 2002 Opel Signum | 2001 BMW Z3 | |
| Make | Opel | BMW |
| Model | Signum | Z3 |
| Year Released | 2002 | 2001 |
| Body Type | Hatchback | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2957 cc | 2990 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 174 HP | 229 HP |
| Engine RPM | 4000 RPM | 5900 RPM |
| Torque | 377 Nm | 300 Nm |
| Torque RPM | 1900 RPM | 3500 RPM |
| Engine Bore Size | 87.5 mm | 84 mm |
| Engine Stroke Size | 82 mm | 89.6 mm |
| Engine Compression Ratio | 18.5:1 | 10.2:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 221 km/hour | 250 km/hour |
| Acceleration 0-100mph | 9.4 seconds | 6 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1670 kg | 1405 kg |
| Vehicle Length | 4640 mm | 4030 mm |
| Vehicle Width | 1800 mm | 1750 mm |
| Vehicle Height | 1470 mm | 1310 mm |
| Wheelbase Size | 2840 mm | 2450 mm |
| Fuel Tank Capacity | 58 L | 51 L |
