1956 BMW 507 vs. 1975 BMW 320
To start off, 1975 BMW 320 is newer by 19 year(s). Which means there will be less support and parts availability for 1956 BMW 507. In addition, the cost of maintenance, including insurance, on 1956 BMW 507 would be higher. At 3,169 cc (8 cylinders), 1956 BMW 507 is equipped with a bigger engine. In terms of performance, 1956 BMW 507 (148 HP @ 4800 RPM) has 39 more horse power than 1975 BMW 320. (109 HP @ 5800 RPM). In normal driving conditions, 1956 BMW 507 should accelerate faster than 1975 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 1956 BMW 507 weights approximately 134 kg more than 1975 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, 1956 BMW 507 (220 Nm @ 2500 RPM) has 63 more torque (in Nm) than 1975 BMW 320. (157 Nm @ 3700 RPM). This means 1956 BMW 507 will have an easier job in driving up hills or pulling heavy equipment than 1975 BMW 320.
Compare all specifications:
| 1956 BMW 507 | 1975 BMW 320 | |
| Make | BMW | BMW |
| Model | 507 | 320 |
| Year Released | 1956 | 1975 |
| Engine Position | Front | Front |
| Engine Size | 3169 cc | 1990 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 148 HP | 109 HP |
| Engine RPM | 4800 RPM | 5800 RPM |
| Torque | 220 Nm | 157 Nm |
| Torque RPM | 2500 RPM | 3700 RPM |
| Engine Bore Size | 82 mm | 89 mm |
| Engine Stroke Size | 75 mm | 80 mm |
| Engine Compression Ratio | 7.8:1 | 8.1:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1254 kg | 1120 kg |
| Vehicle Length | 4400 mm | 4360 mm |
| Vehicle Width | 1660 mm | 1620 mm |
| Vehicle Height | 1210 mm | 1350 mm |
| Wheelbase Size | 2490 mm | 2580 mm |
| Fuel Tank Capacity | 110 L | 52 L |
