1956 Armstrong Siddeley Sapphire vs. 1950 Citroen 15
To start off, 1956 Armstrong Siddeley Sapphire is newer by 6 year(s). Which means there will be less support and parts availability for 1950 Citroen 15. In addition, the cost of maintenance, including insurance, on 1950 Citroen 15 would be higher. At 2,867 cc (6 cylinders), 1950 Citroen 15 is equipped with a bigger engine. In terms of performance, 1956 Armstrong Siddeley Sapphire (85 HP @ 4400 RPM) has 9 more horse power than 1950 Citroen 15. (76 HP @ 3800 RPM). In normal driving conditions, 1956 Armstrong Siddeley Sapphire should accelerate faster than 1950 Citroen 15. With that said, vehicle weight also plays an important factor in acceleration. 1956 Armstrong Siddeley Sapphire weights approximately 34 kg more than 1950 Citroen 15. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1956 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 1956 Armstrong Siddeley Sapphire. However, in wet, icy, snow, or gravel driving conditions, 1950 Citroen 15, 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, 1950 Citroen 15 (187 Nm @ 2000 RPM) has 27 more torque (in Nm) than 1956 Armstrong Siddeley Sapphire. (160 Nm @ 1750 RPM). This means 1950 Citroen 15 will have an easier job in driving up hills or pulling heavy equipment than 1956 Armstrong Siddeley Sapphire.
Compare all specifications:
| 1956 Armstrong Siddeley Sapphire | 1950 Citroen 15 | |
| Make | Armstrong Siddeley | Citroen |
| Model | Sapphire | 15 |
| Year Released | 1956 | 1950 |
| Engine Position | Front | Front |
| Engine Size | 2307 cc | 2867 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 85 HP | 76 HP |
| Engine RPM | 4400 RPM | 3800 RPM |
| Torque | 160 Nm | 187 Nm |
| Torque RPM | 1750 RPM | 2000 RPM |
| Engine Bore Size | 70 mm | 78 mm |
| Engine Stroke Size | 100 mm | 100 mm |
| Engine Compression Ratio | 7.5:1 | 6.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1360 kg | 1326 kg |
| Vehicle Length | 4580 mm | 4770 mm |
| Vehicle Width | 1730 mm | 1800 mm |
| Vehicle Height | 1570 mm | 1570 mm |
| Wheelbase Size | 2900 mm | 3100 mm |
