1955 Armstrong Siddeley Sapphire vs. 1950 Citroen 15
To start off, 1955 Armstrong Siddeley Sapphire is newer by 5 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 3,435 cc (6 cylinders), 1955 Armstrong Siddeley Sapphire is equipped with a bigger engine. In terms of performance, 1955 Armstrong Siddeley Sapphire (125 HP @ 4700 RPM) has 49 more horse power than 1950 Citroen 15. (76 HP @ 3800 RPM). In normal driving conditions, 1955 Armstrong Siddeley Sapphire should accelerate faster than 1950 Citroen 15. With that said, vehicle weight also plays an important factor in acceleration. 1955 Armstrong Siddeley Sapphire weights approximately 504 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 1955 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 1955 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, 1955 Armstrong Siddeley Sapphire (247 Nm @ 2000 RPM) has 60 more torque (in Nm) than 1950 Citroen 15. (187 Nm @ 2000 RPM). This means 1955 Armstrong Siddeley Sapphire will have an easier job in driving up hills or pulling heavy equipment than 1950 Citroen 15.
Compare all specifications:
| 1955 Armstrong Siddeley Sapphire | 1950 Citroen 15 | |
| Make | Armstrong Siddeley | Citroen |
| Model | Sapphire | 15 |
| Year Released | 1955 | 1950 |
| Engine Position | Front | Front |
| Engine Size | 3435 cc | 2867 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 125 HP | 76 HP |
| Engine RPM | 4700 RPM | 3800 RPM |
| Torque | 247 Nm | 187 Nm |
| Torque RPM | 2000 RPM | 2000 RPM |
| Engine Bore Size | 90 mm | 78 mm |
| Engine Stroke Size | 90 mm | 100 mm |
| Engine Compression Ratio | 7.0:1 | 6.2:1 |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 7 seats | 5 seats |
| Vehicle Weight | 1830 kg | 1326 kg |
| Vehicle Length | 5390 mm | 4770 mm |
| Vehicle Width | 1840 mm | 1800 mm |
| Vehicle Height | 1680 mm | 1570 mm |
| Wheelbase Size | 3380 mm | 3100 mm |
