1955 Armstrong Siddeley Sapphire vs. 1964 Austin Princess
To start off, 1964 Austin Princess is newer by 9 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 3,993 cc (6 cylinders), 1964 Austin Princess is equipped with a bigger engine. In terms of performance, 1955 Armstrong Siddeley Sapphire (125 HP @ 4700 RPM) has 6 more horse power than 1964 Austin Princess. (119 HP @ 4000 RPM). In normal driving conditions, 1955 Armstrong Siddeley Sapphire should accelerate faster than 1964 Austin Princess. With that said, vehicle weight also plays an important factor in acceleration. 1964 Austin Princess weights approximately 350 kg more 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, 1964 Austin Princess (251 Nm @ 2000 RPM) has 4 more torque (in Nm) than 1955 Armstrong Siddeley Sapphire. (247 Nm @ 2000 RPM). This means 1964 Austin Princess 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 | 1964 Austin Princess | |
| Make | Armstrong Siddeley | Austin |
| Model | Sapphire | Princess |
| Year Released | 1955 | 1964 |
| Engine Position | Front | Front |
| Engine Size | 3435 cc | 3993 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 125 HP | 119 HP |
| Engine RPM | 4700 RPM | 4000 RPM |
| Torque | 247 Nm | 251 Nm |
| Torque RPM | 2000 RPM | 2000 RPM |
| Engine Compression Ratio | 7.0:1 | 8.5:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1830 kg | 2180 kg |
| Vehicle Length | 5390 mm | 5470 mm |
| Vehicle Width | 1840 mm | 1900 mm |
| Vehicle Height | 1680 mm | 1780 mm |
| Wheelbase Size | 3380 mm | 3360 mm |
| Fuel Tank Capacity | 72 L | 72 L |
