1975 BMW 520 vs. 2007 Saleen S7
To start off, 2007 Saleen S7 is newer by 32 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 7,000 cc (8 cylinders), 2007 Saleen S7 is equipped with a bigger engine. In terms of performance, 2007 Saleen S7 (750 HP @ 6300 RPM) has 627 more horse power than 1975 BMW 520. (123 HP @ 5700 RPM) In normal driving conditions, 2007 Saleen S7 should accelerate faster than 1975 BMW 520. With that said, vehicle weight also plays an important factor in acceleration. 1975 BMW 520 weights approximately 48 kg more than 2007 Saleen S7.
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, 2007 Saleen S7 (949 Nm @ 4800 RPM) has 777 more torque (in Nm) than 1975 BMW 520. (172 Nm @ 4350 RPM). This means 2007 Saleen S7 will have an easier job in driving up hills or pulling heavy equipment than 1975 BMW 520.
Compare all specifications:
| 1975 BMW 520 | 2007 Saleen S7 | |
| Make | BMW | Saleen |
| Model | 520 | S7 |
| Year Released | 1975 | 2007 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 1991 cc | 7000 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 123 HP | 750 HP |
| Engine RPM | 5700 RPM | 6300 RPM |
| Torque | 172 Nm | 949 Nm |
| Torque RPM | 4350 RPM | 4800 RPM |
| Top Speed | 175 km/hour | 399 km/hour |
| Acceleration 0-100mph | 12 seconds | 2.8 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1295 kg | 1247 kg |
| Vehicle Length | 4630 mm | 4755 mm |
| Vehicle Width | 1700 mm | 1981 mm |
| Vehicle Height | 1430 mm | 1041 mm |
| Wheelbase Size | 2640 mm | 2692 mm |
