1972 BMW 520 vs. 1984 Renault 25
To start off, 1984 Renault 25 is newer by 12 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. At 2,664 cc (6 cylinders), 1984 Renault 25 is equipped with a bigger engine. In terms of performance, 1972 BMW 520 (150 HP @ 5900 RPM) has 6 more horse power than 1984 Renault 25. (144 HP @ 5500 RPM). In normal driving conditions, 1972 BMW 520 should accelerate faster than 1984 Renault 25. With that said, vehicle weight also plays an important factor in acceleration. 1972 BMW 520 weights approximately 155 kg more than 1984 Renault 25. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1972 BMW 520 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1972 BMW 520. However, in wet, icy, snow, or gravel driving conditions, 1984 Renault 25, being front wheel drive (FWD), will offer much better control with better grip. 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, 1984 Renault 25 (215 Nm @ 3000 RPM) has 25 more torque (in Nm) than 1972 BMW 520. (190 Nm @ 4200 RPM). This means 1984 Renault 25 will have an easier job in driving up hills or pulling heavy equipment than 1972 BMW 520.
Compare all specifications:
| 1972 BMW 520 | 1984 Renault 25 | |
| Make | BMW | Renault |
| Model | 520 | 25 |
| Year Released | 1972 | 1984 |
| Engine Position | Front | Front |
| Engine Size | 1991 cc | 2664 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 150 HP | 144 HP |
| Engine RPM | 5900 RPM | 5500 RPM |
| Torque | 190 Nm | 215 Nm |
| Torque RPM | 4200 RPM | 3000 RPM |
| Engine Bore Size | 80 mm | 88 mm |
| Engine Stroke Size | 66 mm | 73 mm |
| Engine Compression Ratio | 11.0:1 | 9.2:1 |
| Top Speed | 211 km/hour | 198 km/hour |
| Acceleration 0-100mph | 10.6 seconds | 10.2 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1445 kg | 1290 kg |
| Vehicle Length | 4630 mm | 4650 mm |
| Vehicle Width | 1700 mm | 1780 mm |
| Vehicle Height | 1430 mm | 1410 mm |
| Wheelbase Size | 2770 mm | 2730 mm |
