1955 Armstrong Siddeley Sapphire vs. 1973 Porsche 917
To start off, 1973 Porsche 917 is newer by 18 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, 1973 Porsche 917 is equipped with a bigger engine. In terms of performance, 1973 Porsche 917 (520 HP) has 402 more horse power than 1955 Armstrong Siddeley Sapphire. (118 HP) In normal driving conditions, 1973 Porsche 917 should accelerate faster than 1955 Armstrong Siddeley Sapphire. With that said, vehicle weight also plays an important factor in acceleration. 1955 Armstrong Siddeley Sapphire weights approximately 852 kg more than 1973 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, 1973 Porsche 917 (610 Nm) has 421 more torque (in Nm) than 1955 Armstrong Siddeley Sapphire. (189 Nm). This means 1973 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 | 1973 Porsche 917 | |
Make | Armstrong Siddeley | Porsche |
Model | Sapphire | 917 |
Year Released | 1955 | 1973 |
Body Type | Sedan | Coupe |
Engine Position | Front | Middle |
Engine Size | 2290 cc | 4994 cc |
Horse Power | 118 HP | 520 HP |
Torque | 189 Nm | 610 Nm |
Engine Compression Ratio | 7.5:1 | 10.5:1 |
Top Speed | 155 km/hour | 321 km/hour |
Drive Type | Rear | Rear |
Vehicle Weight | 1650 kg | 798 kg |