1949 Armstrong Siddeley Whitley vs. 1957 Armstrong Siddeley Sapphire
To start off, 1957 Armstrong Siddeley Sapphire is newer by 8 year(s). Which means there will be less support and parts availability for 1949 Armstrong Siddeley Whitley. In addition, the cost of maintenance, including insurance, on 1949 Armstrong Siddeley Whitley would be higher. Both 1949 Armstrong Siddeley Whitley and 1957 Armstrong Siddeley Sapphire are equipped with a 2,309 cc engine. In terms of performance, 1957 Armstrong Siddeley Sapphire (85 HP @ 4400 RPM) has 10 more horse power than 1949 Armstrong Siddeley Whitley. (75 HP @ 4200 RPM) In normal driving conditions, 1957 Armstrong Siddeley Sapphire should accelerate faster than 1949 Armstrong Siddeley Whitley. With that said, vehicle weight also plays an important factor in acceleration. 1949 Armstrong Siddeley Whitley weights approximately 70 kg more than 1957 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, 1957 Armstrong Siddeley Sapphire (161 Nm @ 1750 RPM) has 16 more torque (in Nm) than 1949 Armstrong Siddeley Whitley. (145 Nm @ 3000 RPM). This means 1957 Armstrong Siddeley Sapphire will have an easier job in driving up hills or pulling heavy equipment than 1949 Armstrong Siddeley Whitley.
Compare all specifications:
| 1949 Armstrong Siddeley Whitley | 1957 Armstrong Siddeley Sapphire | |
| Make | Armstrong Siddeley | Armstrong Siddeley |
| Model | Whitley | Sapphire |
| Year Released | 1949 | 1957 |
| Engine Position | Front | Front |
| Engine Size | 2309 cc | 2309 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 75 HP | 85 HP |
| Engine RPM | 4200 RPM | 4400 RPM |
| Torque | 145 Nm | 161 Nm |
| Torque RPM | 3000 RPM | 1750 RPM |
| Engine Bore Size | 70 mm | 70 mm |
| Engine Stroke Size | 100 mm | 100 mm |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1430 kg | 1360 kg |
| Vehicle Length | 4710 mm | 4580 mm |
| Vehicle Width | 1730 mm | 1750 mm |
| Vehicle Height | 1610 mm | 1570 mm |
| Wheelbase Size | 2930 mm | 2900 mm |
