1975 BMW 520 vs. 1983 BMW 525
To start off, 1983 BMW 525 is newer by 8 year(s). Which means there will be less support and parts availability for 1975 BMW 520. In addition, the cost of maintenance, including insurance, on 1975 BMW 520 would be higher. At 2,693 cc (6 cylinders), 1983 BMW 525 is equipped with a bigger engine. In terms of performance, both vehicles can yield 123 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar. With that said, vehicle weight also plays an important factor in acceleration. 1975 BMW 520 weights approximately 45 kg more than 1983 BMW 525.
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, 1983 BMW 525 (241 Nm @ 3250 RPM) has 69 more torque (in Nm) than 1975 BMW 520. (172 Nm @ 4350 RPM). This means 1983 BMW 525 will have an easier job in driving up hills or pulling heavy equipment than 1975 BMW 520.
Compare all specifications:
| 1975 BMW 520 | 1983 BMW 525 | |
| Make | BMW | BMW |
| Model | 520 | 525 |
| Year Released | 1975 | 1983 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1991 cc | 2693 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 123 HP | 123 HP |
| Engine RPM | 5700 RPM | 4250 RPM |
| Torque | 172 Nm | 241 Nm |
| Torque RPM | 4350 RPM | 3250 RPM |
| Top Speed | 175 km/hour | 185 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1295 kg | 1250 kg |
| Vehicle Length | 4630 mm | 4630 mm |
| Vehicle Width | 1700 mm | 1710 mm |
| Vehicle Height | 1430 mm | 1430 mm |
| Wheelbase Size | 2640 mm | 2630 mm |
| Fuel Tank Capacity | 70 L | 70 L |
