1957 Armstrong Siddeley Sapphire vs. 1985 Cadillac DeVille
To start off, 1985 Cadillac DeVille is newer by 28 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 4,087 cc (8 cylinders), 1985 Cadillac DeVille is equipped with a bigger engine. In terms of performance, 1985 Cadillac DeVille (129 HP @ 4200 RPM) has 44 more horse power than 1957 Armstrong Siddeley Sapphire. (85 HP @ 4400 RPM) In normal driving conditions, 1985 Cadillac DeVille should accelerate faster than 1957 Armstrong Siddeley Sapphire. With that said, vehicle weight also plays an important factor in acceleration. 1985 Cadillac DeVille weights approximately 180 kg more than 1957 Armstrong Siddeley Sapphire. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 1985 Cadillac DeVille, 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, 1985 Cadillac DeVille (272 Nm @ 2200 RPM) has 111 more torque (in Nm) than 1957 Armstrong Siddeley Sapphire. (161 Nm @ 1750 RPM). This means 1985 Cadillac DeVille 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 | 1985 Cadillac DeVille | |
| Make | Armstrong Siddeley | Cadillac |
| Model | Sapphire | DeVille |
| Year Released | 1957 | 1985 |
| Engine Position | Front | Front |
| Engine Size | 2309 cc | 4087 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 85 HP | 129 HP |
| Engine RPM | 4400 RPM | 4200 RPM |
| Torque | 161 Nm | 272 Nm |
| Torque RPM | 1750 RPM | 2200 RPM |
| Engine Bore Size | 70 mm | 88 mm |
| Engine Stroke Size | 100 mm | 84 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1360 kg | 1540 kg |
| Vehicle Length | 4580 mm | 4960 mm |
| Vehicle Width | 1750 mm | 1830 mm |
| Vehicle Height | 1570 mm | 1400 mm |
| Wheelbase Size | 2900 mm | 2820 mm |
