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 3,175 cc (6 cylinders), 2002 Opel Signum is equipped with a bigger engine. In terms of performance, 2002 Opel Signum (208 HP @ 6200 RPM) has 18 more horse power than 2001 BMW Z3. (190 HP @ 6000 RPM). In normal driving conditions, 2002 Opel Signum should accelerate faster than 2001 BMW Z3. With that said, vehicle weight also plays an important factor in acceleration. 2002 Opel Signum weights approximately 295 kg more than 2001 BMW Z3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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 (300 Nm @ 4000 RPM) has 63 more torque (in Nm) than 2001 BMW Z3. (237 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 | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3175 cc | 2489 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 208 HP | 190 HP |
| Engine RPM | 6200 RPM | 6000 RPM |
| Torque | 300 Nm | 237 Nm |
| Torque RPM | 4000 RPM | 3500 RPM |
| Engine Bore Size | 87.5 mm | 84 mm |
| Engine Stroke Size | 88 mm | 74.9 mm |
| Engine Compression Ratio | 10.0:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 237 km/hour | 206 km/hour |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1610 kg | 1315 kg |
| Vehicle Length | 4640 mm | 4060 mm |
| Vehicle Width | 1800 mm | 1750 mm |
| Vehicle Height | 1470 mm | 1300 mm |
| Wheelbase Size | 2840 mm | 2450 mm |
| Fuel Tank Capacity | 61 L | 51 L |
