1989 BMW Z1 vs. 1986 Alfa Romeo 90
To start off, 1989 BMW Z1 is newer by 3 year(s). Which means there will be less support and parts availability for 1986 Alfa Romeo 90. In addition, the cost of maintenance, including insurance, on 1986 Alfa Romeo 90 would be higher. At 2,494 cc (6 cylinders), 1989 BMW Z1 is equipped with a bigger engine. In terms of performance, 1989 BMW Z1 (175 HP @ 5800 RPM) has 45 more horse power than 1986 Alfa Romeo 90. (130 HP @ 4200 RPM). In normal driving conditions, 1989 BMW Z1 should accelerate faster than 1986 Alfa Romeo 90. With that said, vehicle weight also plays an important factor in acceleration. 1989 BMW Z1 weights approximately 170 kg more than 1986 Alfa Romeo 90. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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 BMW Z1 (231 Nm) has 55 more torque (in Nm) than 1986 Alfa Romeo 90. (176 Nm). This means 1989 BMW Z1 will have an easier job in driving up hills or pulling heavy equipment than 1986 Alfa Romeo 90.
Compare all specifications:
| 1989 BMW Z1 | 1986 Alfa Romeo 90 | |
| Make | BMW | Alfa Romeo |
| Model | Z1 | 90 |
| Year Released | 1989 | 1986 |
| Body Type | Roadster | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2494 cc | 1997 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 175 HP | 130 HP |
| Engine RPM | 5800 RPM | 4200 RPM |
| Torque | 231 Nm | 176 Nm |
| Engine Bore Size | 82 mm | 80.1 mm |
| Engine Stroke Size | 78.8 mm | 66.2 mm |
| Drive Type | Rear | Rear |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 1250 kg | 1080 kg |
| Vehicle Length | 3960 mm | 4400 mm |
| Vehicle Width | 1810 mm | 1650 mm |
| Vehicle Height | 1280 mm | 1430 mm |
| Wheelbase Size | 2450 mm | 2520 mm |
