1991 Ford Mustang vs. 1970 Porsche 917
To start off, 1991 Ford Mustang is newer by 21 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 414 more horse power than 1991 Ford Mustang. (106 HP) In normal driving conditions, 1970 Porsche 917 should accelerate faster than 1991 Ford Mustang. With that said, vehicle weight also plays an important factor in acceleration. 1991 Ford Mustang weights approximately 462 kg more than 1970 Porsche 917.
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, 1970 Porsche 917 (610 Nm) has 427 more torque (in Nm) than 1991 Ford Mustang. (183 Nm). This means 1970 Porsche 917 will have an easier job in driving up hills or pulling heavy equipment than 1991 Ford Mustang.
Compare all specifications:
| 1991 Ford Mustang | 1970 Porsche 917 | |
| Make | Ford | Porsche |
| Model | Mustang | 917 |
| Year Released | 1991 | 1970 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 2301 cc | 4994 cc |
| Horse Power | 106 HP | 520 HP |
| Torque | 183 Nm | 610 Nm |
| Engine Compression Ratio | 9.5:1 | 10.5:1 |
| Drive Type | Rear | Rear |
| Vehicle Weight | 1260 kg | 798 kg |
