1989 Alfa Romeo RZ vs. 2007 Opel Signum
To start off, 2007 Opel Signum is newer by 18 year(s). Which means there will be less support and parts availability for 1989 Alfa Romeo RZ. In addition, the cost of maintenance, including insurance, on 1989 Alfa Romeo RZ would be higher. At 2,958 cc (6 cylinders), 1989 Alfa Romeo RZ is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Signum weights approximately 155 kg more than 1989 Alfa Romeo RZ.
Because 1989 Alfa Romeo RZ 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 1989 Alfa Romeo RZ. However, in wet, icy, snow, or gravel driving conditions, 2007 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, 1989 Alfa Romeo RZ (244 Nm) has 24 more torque (in Nm) than 2007 Opel Signum. (220 Nm). This means 1989 Alfa Romeo RZ will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Signum.
Compare all specifications:
| 1989 Alfa Romeo RZ | 2007 Opel Signum | |
| Make | Alfa Romeo | Opel |
| Model | RZ | Signum |
| Year Released | 1989 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2958 cc | 2196 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 0 HP | 153 HP |
| Torque | 244 Nm | 220 Nm |
| Engine Bore Size | 93 mm | 86 mm |
| Engine Stroke Size | 72.9 mm | 94.6 mm |
| Engine Compression Ratio | 9.5:1 | 12.0:1 |
| Top Speed | 233 km/hour | 211 km/hour |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1380 kg | 1535 kg |
| Vehicle Length | 4340 mm | 4640 mm |
| Wheelbase Size | 2520 mm | 2840 mm |
