1955 Armstrong Siddeley Sapphire vs. 1972 Porsche 917
To start off, 1972 Porsche 917 is newer by 17 year(s). Which means there will be less support and parts availability for 1955 Armstrong Siddeley Sapphire. In addition, the cost of maintenance, including insurance, on 1955 Armstrong Siddeley Sapphire 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 435 more horse power than 1955 Armstrong Siddeley Sapphire. (85 HP) In normal driving conditions, 1972 Porsche 917 should accelerate faster than 1955 Armstrong Siddeley Sapphire.
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, 1972 Porsche 917 (610 Nm) has 450 more torque (in Nm) than 1955 Armstrong Siddeley Sapphire. (160 Nm). This means 1972 Porsche 917 will have an easier job in driving up hills or pulling heavy equipment than 1955 Armstrong Siddeley Sapphire.
Compare all specifications:
| 1955 Armstrong Siddeley Sapphire | 1972 Porsche 917 | |
| Make | Armstrong Siddeley | Porsche |
| Model | Sapphire | 917 |
| Year Released | 1955 | 1972 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 2309 cc | 4994 cc |
| Horse Power | 85 HP | 520 HP |
| Torque | 160 Nm | 610 Nm |
| Engine Compression Ratio | 7.5:1 | 10.5:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 1 seats |
