1956 Armstrong Siddeley Sapphire vs. 2010 BMW Z4
To start off, 2010 BMW Z4 is newer by 54 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 3,000 cc (6 cylinders), 2010 BMW Z4 is equipped with a bigger engine. In terms of performance, 2010 BMW Z4 (300 HP @ 5800 RPM) has 215 more horse power than 1956 Armstrong Siddeley Sapphire. (85 HP @ 4400 RPM) In normal driving conditions, 2010 BMW Z4 should accelerate faster than 1956 Armstrong Siddeley Sapphire. With that said, vehicle weight also plays an important factor in acceleration. 2010 BMW Z4 weights approximately 205 kg more than 1956 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, 2010 BMW Z4 (406 Nm @ 1400 RPM) has 246 more torque (in Nm) than 1956 Armstrong Siddeley Sapphire. (160 Nm @ 1750 RPM). This means 2010 BMW Z4 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 | 2010 BMW Z4 | |
| Make | Armstrong Siddeley | BMW |
| Model | Sapphire | Z4 |
| Year Released | 1956 | 2010 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2307 cc | 3000 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 85 HP | 300 HP |
| Engine RPM | 4400 RPM | 5800 RPM |
| Torque | 160 Nm | 406 Nm |
| Torque RPM | 1750 RPM | 1400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1360 kg | 1565 kg |
| Vehicle Length | 4580 mm | 4239 mm |
| Vehicle Width | 1730 mm | 1791 mm |
| Vehicle Height | 1570 mm | 1290 mm |
| Wheelbase Size | 2900 mm | 2497 mm |
