1986 Alfa Romeo Arna vs. 1990 BMW 520
To start off, 1990 BMW 520 is newer by 4 year(s). Which means there will be less support and parts availability for 1986 Alfa Romeo Arna. In addition, the cost of maintenance, including insurance, on 1986 Alfa Romeo Arna would be higher. At 1,991 cc (6 cylinders), 1990 BMW 520 is equipped with a bigger engine. In terms of performance, 1990 BMW 520 (145 HP @ 5900 RPM) has 83 more horse power than 1986 Alfa Romeo Arna. (62 HP @ 6000 RPM) In normal driving conditions, 1990 BMW 520 should accelerate faster than 1986 Alfa Romeo Arna. With that said, vehicle weight also plays an important factor in acceleration. 1990 BMW 520 weights approximately 692 kg more than 1986 Alfa Romeo Arna. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1990 BMW 520 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 1990 BMW 520. However, in wet, icy, snow, or gravel driving conditions, 1986 Alfa Romeo Arna, 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, 1990 BMW 520 (186 Nm @ 4700 RPM) has 98 more torque (in Nm) than 1986 Alfa Romeo Arna. (88 Nm @ 3200 RPM). This means 1990 BMW 520 will have an easier job in driving up hills or pulling heavy equipment than 1986 Alfa Romeo Arna.
Compare all specifications:
| 1986 Alfa Romeo Arna | 1990 BMW 520 | |
| Make | Alfa Romeo | BMW |
| Model | Arna | 520 |
| Year Released | 1986 | 1990 |
| Engine Position | Front | Front |
| Engine Size | 1185 cc | 1991 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 62 HP | 145 HP |
| Engine RPM | 6000 RPM | 5900 RPM |
| Torque | 88 Nm | 186 Nm |
| Torque RPM | 3200 RPM | 4700 RPM |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 850 kg | 1542 kg |
| Vehicle Length | 4010 mm | 4730 mm |
| Vehicle Width | 1630 mm | 1760 mm |
| Vehicle Height | 1350 mm | 1420 mm |
| Wheelbase Size | 2430 mm | 2770 mm |
