1989 Alfa Romeo RZ vs. 2005 Porsche 911
To start off, 2005 Porsche 911 is newer by 16 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 3,600 cc (6 cylinders), 2005 Porsche 911 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2005 Porsche 911 weights approximately 360 kg more than 1989 Alfa Romeo RZ.
Because 2005 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1989 Alfa Romeo RZ. In wet, icy, snow, or gravel driving conditions, 2005 Porsche 911 will offer significantly more control. 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, 2005 Porsche 911 (560 Nm) has 316 more torque (in Nm) than 1989 Alfa Romeo RZ. (244 Nm). This means 2005 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1989 Alfa Romeo RZ.
Compare all specifications:
| 1989 Alfa Romeo RZ | 2005 Porsche 911 | |
| Make | Alfa Romeo | Porsche |
| Model | RZ | 911 |
| Year Released | 1989 | 2005 |
| Engine Position | Front | Rear |
| Engine Size | 2958 cc | 3600 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Horse Power | 0 HP | 414 HP |
| Torque | 244 Nm | 560 Nm |
| Engine Bore Size | 93 mm | 100 mm |
| Engine Stroke Size | 72.9 mm | 76.4 mm |
| Engine Compression Ratio | 9.5:1 | 9.4:1 |
| Top Speed | 233 km/hour | 305 km/hour |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1380 kg | 1740 kg |
| Vehicle Length | 4340 mm | 4440 mm |
| Wheelbase Size | 2520 mm | 2360 mm |
