1972 Porsche 917 vs. 1971 Renault 15
To start off, 1972 Porsche 917 is newer by 1 year(s). Which means there will be less support and parts availability for 1971 Renault 15. In addition, the cost of maintenance, including insurance, on 1971 Renault 15 would be higher. At 4,994 cc, 1972 Porsche 917 is equipped with a bigger engine. In terms of performance, 1972 Porsche 917 (520 HP) has 431 more horse power than 1971 Renault 15. (89 HP). In normal driving conditions, 1972 Porsche 917 should accelerate faster than 1971 Renault 15. With that said, vehicle weight also plays an important factor in acceleration. 1971 Renault 15 weights approximately 222 kg more than 1972 Porsche 917.
Let's talk about torque, 1972 Porsche 917 (610 Nm) has 485 more torque (in Nm) than 1971 Renault 15. (125 Nm). This means 1972 Porsche 917 will have an easier job in driving up hills or pulling heavy equipment than 1971 Renault 15.
Compare all specifications:
| 1972 Porsche 917 | 1971 Renault 15 | |
| Make | Porsche | Renault |
| Model | 917 | 15 |
| Year Released | 1972 | 1971 |
| Engine Position | Middle | Front |
| Engine Size | 4994 cc | 1565 cc |
| Horse Power | 520 HP | 89 HP |
| Torque | 610 Nm | 125 Nm |
| Engine Compression Ratio | 10.5:1 | 9.3:1 |
| Vehicle Weight | 798 kg | 1020 kg |
