1957 Armstrong Siddeley Sapphire vs. 1986 Citroen Bx
To start off, 1986 Citroen Bx is newer by 29 year(s). Which means there will be less support and parts availability for 1957 Armstrong Siddeley Sapphire. In addition, the cost of maintenance, including insurance, on 1957 Armstrong Siddeley Sapphire would be higher. At 2,309 cc (6 cylinders), 1957 Armstrong Siddeley Sapphire is equipped with a bigger engine. In terms of performance, 1986 Citroen Bx (106 HP @ 6000 RPM) has 21 more horse power than 1957 Armstrong Siddeley Sapphire. (85 HP @ 4400 RPM) In normal driving conditions, 1986 Citroen Bx should accelerate faster than 1957 Armstrong Siddeley Sapphire. With that said, vehicle weight also plays an important factor in acceleration. 1957 Armstrong Siddeley Sapphire weights approximately 330 kg more than 1986 Citroen Bx.
Because 1957 Armstrong Siddeley Sapphire is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1957 Armstrong Siddeley Sapphire. However, in wet, icy, snow, or gravel driving conditions, 1986 Citroen Bx, being front wheel drive (FWD), will offer much better control with better grip. 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, 1986 Citroen Bx (163 Nm @ 3000 RPM) has 2 more torque (in Nm) than 1957 Armstrong Siddeley Sapphire. (161 Nm @ 1750 RPM). This means 1986 Citroen Bx will have an easier job in driving up hills or pulling heavy equipment than 1957 Armstrong Siddeley Sapphire.
Compare all specifications:
| 1957 Armstrong Siddeley Sapphire | 1986 Citroen Bx | |
| Make | Armstrong Siddeley | Citroen |
| Model | Sapphire | Bx |
| Year Released | 1957 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 2309 cc | 1904 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 85 HP | 106 HP |
| Engine RPM | 4400 RPM | 6000 RPM |
| Torque | 161 Nm | 163 Nm |
| Torque RPM | 1750 RPM | 3000 RPM |
| Engine Bore Size | 70 mm | 83 mm |
| Engine Stroke Size | 100 mm | 88 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1360 kg | 1030 kg |
| Vehicle Length | 4580 mm | 4240 mm |
| Vehicle Width | 1750 mm | 1680 mm |
| Vehicle Height | 1570 mm | 1370 mm |
| Wheelbase Size | 2900 mm | 2660 mm |
| Fuel Tank Capacity | 72 L | 80 L |
