1956 Armstrong Siddeley Sapphire vs. 1978 BMW B7
To start off, 1978 BMW B7 is newer by 22 year(s). Which means there will be less support and parts availability for 1956 Armstrong Siddeley Sapphire. In addition, the cost of maintenance, including insurance, on 1956 Armstrong Siddeley Sapphire would be higher. At 3,500 cc (6 cylinders), 1978 BMW B7 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 1956 Armstrong Siddeley Sapphire weights approximately 150 kg more than 1978 BMW B7.
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, 1978 BMW B7 (627 Nm) has 438 more torque (in Nm) than 1956 Armstrong Siddeley Sapphire. (189 Nm). This means 1978 BMW B7 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 | 1978 BMW B7 | |
| Make | Armstrong Siddeley | BMW |
| Model | Sapphire | B7 |
| Year Released | 1956 | 1978 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2290 cc | 3500 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 118 HP | 0 HP |
| Torque | 189 Nm | 627 Nm |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1650 kg | 1500 kg |
| Wheelbase Size | 2900 mm | 2800 mm |
| Fuel Tank Capacity | 72 L | 70 L |
