1989 Alfa Romeo RZ vs. 2006 BMW X5
To start off, 2006 BMW X5 is newer by 17 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 4,398 cc (8 cylinders), 2006 BMW X5 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW X5 weights approximately 815 kg more than 1989 Alfa Romeo RZ.
Because 2006 BMW X5 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, 2006 BMW X5 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, 2006 BMW X5 (440 Nm) has 196 more torque (in Nm) than 1989 Alfa Romeo RZ. (244 Nm). This means 2006 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1989 Alfa Romeo RZ. 2006 BMW X5 has automatic transmission and 1989 Alfa Romeo RZ has manual transmission. 1989 Alfa Romeo RZ will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 BMW X5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1989 Alfa Romeo RZ | 2006 BMW X5 | |
| Make | Alfa Romeo | BMW |
| Model | RZ | X5 |
| Year Released | 1989 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 2958 cc | 4398 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 0 HP | 316 HP |
| Torque | 244 Nm | 440 Nm |
| Engine Bore Size | 93 mm | 92 mm |
| Engine Stroke Size | 72.9 mm | 82.7 mm |
| Engine Compression Ratio | 9.5:1 | 10.0:1 |
| Top Speed | 233 km/hour | 210 km/hour |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1380 kg | 2195 kg |
| Vehicle Length | 4340 mm | 4670 mm |
| Wheelbase Size | 2520 mm | 2830 mm |
