1956 Armstrong Siddeley Sapphire vs. 2002 Beijing BJ 2020
To start off, 2002 Beijing BJ 2020 is newer by 46 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 2,445 cc (4 cylinders), 2002 Beijing BJ 2020 is equipped with a bigger engine. In terms of performance, 2002 Beijing BJ 2020 (86 HP @ 3800 RPM) has 1 more horse power than 1956 Armstrong Siddeley Sapphire. (85 HP @ 4400 RPM) In normal driving conditions, 2002 Beijing BJ 2020 should accelerate faster than 1956 Armstrong Siddeley Sapphire. With that said, vehicle weight also plays an important factor in acceleration. 2002 Beijing BJ 2020 weights approximately 220 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 2002 Beijing BJ 2020 is four wheel drive (4WD), it will have significant more traction and grip than 1956 Armstrong Siddeley Sapphire. In wet, icy, snow, or gravel driving conditions, 2002 Beijing BJ 2020 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, 2002 Beijing BJ 2020 (173 Nm @ 3000 RPM) has 13 more torque (in Nm) than 1956 Armstrong Siddeley Sapphire. (160 Nm @ 1750 RPM). This means 2002 Beijing BJ 2020 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 | 2002 Beijing BJ 2020 | |
| Make | Armstrong Siddeley | Beijing |
| Model | Sapphire | BJ 2020 |
| Year Released | 1956 | 2002 |
| Engine Size | 2307 cc | 2445 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 85 HP | 86 HP |
| Engine RPM | 4400 RPM | 3800 RPM |
| Torque | 160 Nm | 173 Nm |
| Torque RPM | 1750 RPM | 3000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1360 kg | 1580 kg |
| Vehicle Length | 4580 mm | 4020 mm |
| Vehicle Width | 1730 mm | 1780 mm |
| Vehicle Height | 1570 mm | 1950 mm |
| Wheelbase Size | 2900 mm | 2310 mm |
