1953 Armstrong Siddeley Sapphire vs. 1956 BMW 507
To start off, 1956 BMW 507 is newer by 3 year(s). Which means there will be less support and parts availability for 1953 Armstrong Siddeley Sapphire. In addition, the cost of maintenance, including insurance, on 1953 Armstrong Siddeley Sapphire would be higher. At 3,435 cc (6 cylinders), 1953 Armstrong Siddeley Sapphire is equipped with a bigger engine. In terms of performance, 1956 BMW 507 (148 HP @ 4800 RPM) has 23 more horse power than 1953 Armstrong Siddeley Sapphire. (125 HP @ 4400 RPM) In normal driving conditions, 1956 BMW 507 should accelerate faster than 1953 Armstrong Siddeley Sapphire. With that said, vehicle weight also plays an important factor in acceleration. 1953 Armstrong Siddeley Sapphire weights approximately 321 kg more than 1956 BMW 507.
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, 1953 Armstrong Siddeley Sapphire (239 Nm @ 1000 RPM) has 19 more torque (in Nm) than 1956 BMW 507. (220 Nm @ 2500 RPM). This means 1953 Armstrong Siddeley Sapphire will have an easier job in driving up hills or pulling heavy equipment than 1956 BMW 507.
Compare all specifications:
| 1953 Armstrong Siddeley Sapphire | 1956 BMW 507 | |
| Make | Armstrong Siddeley | BMW |
| Model | Sapphire | 507 |
| Year Released | 1953 | 1956 |
| Engine Position | Front | Front |
| Engine Size | 3435 cc | 3169 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 125 HP | 148 HP |
| Engine RPM | 4400 RPM | 4800 RPM |
| Torque | 239 Nm | 220 Nm |
| Torque RPM | 1000 RPM | 2500 RPM |
| Engine Compression Ratio | 7.0:1 | 7.8:1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 141 km/hour | 196 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1575 kg | 1254 kg |
| Vehicle Length | 4910 mm | 4400 mm |
| Vehicle Width | 1840 mm | 1660 mm |
| Vehicle Height | 1610 mm | 1210 mm |
| Wheelbase Size | 2900 mm | 2490 mm |
| Fuel Tank Capacity | 72 L | 110 L |
