1956 Armstrong Siddeley Sapphire vs. 2013 BMW 3 Series
To start off, 2013 BMW 3 Series is newer by 57 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 2,979 cc (6 cylinders), 2013 BMW 3 Series is equipped with a bigger engine. In terms of performance, 2013 BMW 3 Series (227 HP @ 6500 RPM) has 142 more horse power than 1956 Armstrong Siddeley Sapphire. (85 HP @ 4400 RPM) In normal driving conditions, 2013 BMW 3 Series should accelerate faster than 1956 Armstrong Siddeley Sapphire. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW 3 Series weights approximately 265 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.
Because 2013 BMW 3 Series is all wheel drive (AWD), it will have significant more traction and grip than 1956 Armstrong Siddeley Sapphire. In wet, icy, snow, or gravel driving conditions, 2013 BMW 3 Series will offer significantly more control. 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, 2013 BMW 3 Series (271 Nm @ 2750 RPM) has 111 more torque (in Nm) than 1956 Armstrong Siddeley Sapphire. (160 Nm @ 1750 RPM). This means 2013 BMW 3 Series will have an easier job in driving up hills or pulling heavy equipment than 1956 Armstrong Siddeley Sapphire. 2013 BMW 3 Series has automatic transmission and 1956 Armstrong Siddeley Sapphire has manual transmission. 1956 Armstrong Siddeley Sapphire will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2013 BMW 3 Series will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1956 Armstrong Siddeley Sapphire | 2013 BMW 3 Series | |
| Make | Armstrong Siddeley | BMW |
| Model | Sapphire | 3 Series |
| Year Released | 1956 | 2013 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2307 cc | 2979 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 85 HP | 227 HP |
| Engine RPM | 4400 RPM | 6500 RPM |
| Torque | 160 Nm | 271 Nm |
| Torque RPM | 1750 RPM | 2750 RPM |
| Engine Bore Size | 70 mm | 85 mm |
| Engine Stroke Size | 100 mm | 88 mm |
| Engine Compression Ratio | 7.5:1 | 10.7 :1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | AWD |
| Transmission Type | Manual | 8-speed automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1360 kg | 1625 kg |
| Vehicle Length | 4580 mm | 4620 mm |
| Vehicle Width | 1730 mm | 1961 mm |
| Vehicle Height | 1570 mm | 1395 mm |
| Wheelbase Size | 2900 mm | 2760 mm |
