1981 Opel Ascona vs. 1970 Porsche 917
To start off, 1981 Opel Ascona is newer by 11 year(s). Which means there will be less support and parts availability for 1970 Porsche 917. In addition, the cost of maintenance, including insurance, on 1970 Porsche 917 would be higher. At 4,994 cc, 1970 Porsche 917 is equipped with a bigger engine. In terms of performance, 1970 Porsche 917 (520 HP) has 439 more horse power than 1981 Opel Ascona. (81 HP) In normal driving conditions, 1970 Porsche 917 should accelerate faster than 1981 Opel Ascona. With that said, vehicle weight also plays an important factor in acceleration. 1981 Opel Ascona weights approximately 216 kg more than 1970 Porsche 917.
Let's talk about torque, 1970 Porsche 917 (610 Nm) has 476 more torque (in Nm) than 1981 Opel Ascona. (134 Nm). This means 1970 Porsche 917 will have an easier job in driving up hills or pulling heavy equipment than 1981 Opel Ascona.
Compare all specifications:
| 1981 Opel Ascona | 1970 Porsche 917 | |
| Make | Opel | Porsche |
| Model | Ascona | 917 |
| Year Released | 1981 | 1970 |
| Engine Position | Front | Middle |
| Engine Size | 1598 cc | 4994 cc |
| Horse Power | 81 HP | 520 HP |
| Torque | 134 Nm | 610 Nm |
| Engine Compression Ratio | 10.0:1 | 10.5:1 |
| Vehicle Weight | 1014 kg | 798 kg |
