1955 Armstrong Siddeley Sapphire vs. 2006 BMW 525
To start off, 2006 BMW 525 is newer by 51 year(s). Which means there will be less support and parts availability for 1955 Armstrong Siddeley Sapphire. In addition, the cost of maintenance, including insurance, on 1955 Armstrong Siddeley Sapphire would be higher. At 2,999 cc, 2006 BMW 525 is equipped with a bigger engine. In terms of performance, 2006 BMW 525 (215 HP @ 6250 RPM) has 130 more horse power than 1955 Armstrong Siddeley Sapphire. (85 HP @ 4400 RPM) In normal driving conditions, 2006 BMW 525 should accelerate faster than 1955 Armstrong Siddeley Sapphire.
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, 2006 BMW 525 (251 Nm @ 2750 RPM) has 91 more torque (in Nm) than 1955 Armstrong Siddeley Sapphire. (160 Nm @ 1750 RPM). This means 2006 BMW 525 will have an easier job in driving up hills or pulling heavy equipment than 1955 Armstrong Siddeley Sapphire.
Compare all specifications:
| 1955 Armstrong Siddeley Sapphire | 2006 BMW 525 | |
| Make | Armstrong Siddeley | BMW |
| Model | Sapphire | 525 |
| Year Released | 1955 | 2006 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2309 cc | 2999 cc |
| Horse Power | 85 HP | 215 HP |
| Engine RPM | 4400 RPM | 6250 RPM |
| Torque | 160 Nm | 251 Nm |
| Torque RPM | 1750 RPM | 2750 RPM |
| Engine Bore Size | 70 mm | 85.1 mm |
| Engine Stroke Size | 100 mm | 87.9 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4580 mm | 4860 mm |
| Vehicle Width | 1730 mm | 1850 mm |
| Vehicle Height | 1570 mm | 1470 mm |
| Wheelbase Size | 2900 mm | 2890 mm |
