1957 Armstrong Siddeley Sapphire vs. 1998 BMW 318
To start off, 1998 BMW 318 is newer by 41 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 2,309 cc (6 cylinders), 1957 Armstrong Siddeley Sapphire is equipped with a bigger engine. In terms of performance, 1998 BMW 318 (114 HP @ 5500 RPM) has 29 more horse power than 1957 Armstrong Siddeley Sapphire. (85 HP @ 4400 RPM) In normal driving conditions, 1998 BMW 318 should accelerate faster than 1957 Armstrong Siddeley Sapphire. With that said, vehicle weight also plays an important factor in acceleration. 1998 BMW 318 weights approximately 85 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.
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, 1998 BMW 318 (169 Nm @ 3900 RPM) has 8 more torque (in Nm) than 1957 Armstrong Siddeley Sapphire. (161 Nm @ 1750 RPM). This means 1998 BMW 318 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 | 1998 BMW 318 | |
| Make | Armstrong Siddeley | BMW |
| Model | Sapphire | 318 |
| Year Released | 1957 | 1998 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2309 cc | 1796 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 85 HP | 114 HP |
| Engine RPM | 4400 RPM | 5500 RPM |
| Torque | 161 Nm | 169 Nm |
| Torque RPM | 1750 RPM | 3900 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1360 kg | 1445 kg |
| Vehicle Length | 4580 mm | 4480 mm |
| Vehicle Width | 1750 mm | 1720 mm |
| Vehicle Height | 1570 mm | 1360 mm |
| Wheelbase Size | 2900 mm | 2730 mm |
| Fuel Tank Capacity | 72 L | 63 L |
