1955 Armstrong Siddeley Sapphire vs. 1959 Bristol 406
To start off, 1959 Bristol 406 is newer by 4 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 2,309 cc (6 cylinders), 1955 Armstrong Siddeley Sapphire is equipped with a bigger engine. In terms of performance, 1959 Bristol 406 (91 HP @ 4700 RPM) has 6 more horse power than 1955 Armstrong Siddeley Sapphire. (85 HP @ 4400 RPM) In normal driving conditions, 1959 Bristol 406 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 94 kg more than 1959 Bristol 406.
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, 1959 Bristol 406 (174 Nm @ 3000 RPM) has 14 more torque (in Nm) than 1955 Armstrong Siddeley Sapphire. (160 Nm @ 1750 RPM). This means 1959 Bristol 406 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 | 1959 Bristol 406 | |
| Make | Armstrong Siddeley | Bristol |
| Model | Sapphire | 406 |
| Year Released | 1955 | 1959 |
| Engine Position | Front | Front |
| Engine Size | 2309 cc | 2216 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 85 HP | 91 HP |
| Engine RPM | 4400 RPM | 4700 RPM |
| Torque | 160 Nm | 174 Nm |
| Torque RPM | 1750 RPM | 3000 RPM |
| Engine Bore Size | 70 mm | 68.7 mm |
| Engine Stroke Size | 100 mm | 99.6 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1360 kg | 1266 kg |
| Vehicle Length | 4580 mm | 4990 mm |
| Vehicle Width | 1730 mm | 1720 mm |
| Vehicle Height | 1570 mm | 1530 mm |
| Wheelbase Size | 2900 mm | 2900 mm |
