1972 BMW 520 vs. 1991 BMW 320
To start off, 1991 BMW 320 is newer by 19 year(s). Which means there will be less support and parts availability for 1972 BMW 520. In addition, the cost of maintenance, including insurance, on 1972 BMW 520 would be higher. Both 1972 BMW 520 and 1991 BMW 320 are equipped with a 1,991 cc engine. In terms of performance, 1972 BMW 520 (150 HP @ 5900 RPM) has 1 more horse power than 1991 BMW 320. (149 HP @ 5900 RPM). In normal driving conditions, 1972 BMW 520 should accelerate faster than 1991 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 1972 BMW 520 weights approximately 175 kg more than 1991 BMW 320. 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, both vehicles can yield 190 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles.
Compare all specifications:
| 1972 BMW 520 | 1991 BMW 320 | |
| Make | BMW | BMW |
| Model | 520 | 320 |
| Year Released | 1972 | 1991 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1991 cc | 1991 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 150 HP | 149 HP |
| Engine RPM | 5900 RPM | 5900 RPM |
| Torque | 190 Nm | 190 Nm |
| Torque RPM | 4200 RPM | 4200 RPM |
| Engine Bore Size | 80 mm | 80 mm |
| Engine Stroke Size | 66 mm | 66 mm |
| Engine Compression Ratio | 11.0:1 | 11.0:1 |
| Top Speed | 211 km/hour | 214 km/hour |
| Acceleration 0-100mph | 10.6 seconds | 9.8 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1445 kg | 1270 kg |
| Vehicle Length | 4630 mm | 4450 mm |
| Vehicle Width | 1700 mm | 1710 mm |
| Vehicle Height | 1430 mm | 1400 mm |
| Wheelbase Size | 2770 mm | 2710 mm |
| Fuel Tank Capacity | 80 L | 65 L |
