1977 BMW 520 vs. 1989 Ford Aerostar
To start off, 1989 Ford Aerostar is newer by 12 year(s). Which means there will be less support and parts availability for 1977 BMW 520. In addition, the cost of maintenance, including insurance, on 1977 BMW 520 would be higher. At 2,979 cc (6 cylinders), 1989 Ford Aerostar is equipped with a bigger engine. In terms of performance, 1989 Ford Aerostar (143 HP @ 4800 RPM) has 9 more horse power than 1977 BMW 520. (134 HP @ 4000 RPM) In normal driving conditions, 1989 Ford Aerostar should accelerate faster than 1977 BMW 520. With that said, vehicle weight also plays an important factor in acceleration. 1977 BMW 520 weights approximately 155 kg more than 1989 Ford Aerostar.
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, 1977 BMW 520 (280 Nm @ 1750 RPM) has 56 more torque (in Nm) than 1989 Ford Aerostar. (224 Nm @ 3600 RPM). This means 1977 BMW 520 will have an easier job in driving up hills or pulling heavy equipment than 1989 Ford Aerostar.
Compare all specifications:
| 1977 BMW 520 | 1989 Ford Aerostar | |
| Make | BMW | Ford |
| Model | 520 | Aerostar |
| Year Released | 1977 | 1989 |
| Body Type | Sedan | Minivan |
| Engine Position | Front | Front |
| Engine Size | 1951 cc | 2979 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 134 HP | 143 HP |
| Engine RPM | 4000 RPM | 4800 RPM |
| Torque | 280 Nm | 224 Nm |
| Torque RPM | 1750 RPM | 3600 RPM |
| Engine Bore Size | 84 mm | 88.9 mm |
| Engine Stroke Size | 88 mm | 78.7 mm |
| Drive Type | Rear | Rear |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1565 kg | 1410 kg |
| Vehicle Length | 4780 mm | 4450 mm |
| Vehicle Width | 1810 mm | 1830 mm |
| Vehicle Height | 1440 mm | 1860 mm |
| Wheelbase Size | 2840 mm | 3030 mm |
