1972 BMW 520 vs. 1979 Renault 15
To start off, 1979 Renault 15 is newer by 7 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 1,991 cc (6 cylinders), 1972 BMW 520 is equipped with a bigger engine. In terms of performance, 1972 BMW 520 (150 HP @ 5900 RPM) has 91 more horse power than 1979 Renault 15. (59 HP @ 5500 RPM). In normal driving conditions, 1972 BMW 520 should accelerate faster than 1979 Renault 15. With that said, vehicle weight also plays an important factor in acceleration. 1972 BMW 520 weights approximately 480 kg more than 1979 Renault 15. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1972 BMW 520 (190 Nm @ 4200 RPM) has 92 more torque (in Nm) than 1979 Renault 15. (98 Nm @ 3500 RPM). This means 1972 BMW 520 will have an easier job in driving up hills or pulling heavy equipment than 1979 Renault 15.
Compare all specifications:
| 1972 BMW 520 | 1979 Renault 15 | |
| Make | BMW | Renault |
| Model | 520 | 15 |
| Year Released | 1972 | 1979 |
| Engine Position | Front | Front |
| Engine Size | 1991 cc | 1289 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 150 HP | 59 HP |
| Engine RPM | 5900 RPM | 5500 RPM |
| Torque | 190 Nm | 98 Nm |
| Torque RPM | 4200 RPM | 3500 RPM |
| Engine Bore Size | 80 mm | 75 mm |
| Engine Stroke Size | 66 mm | 69 mm |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1445 kg | 965 kg |
| Vehicle Length | 4630 mm | 4260 mm |
| Vehicle Width | 1700 mm | 1640 mm |
| Vehicle Height | 1430 mm | 1320 mm |
| Wheelbase Size | 2770 mm | 2440 mm |
| Fuel Tank Capacity | 80 L | 55 L |
