1958 Armstrong Siddeley Star Sapphire vs. 2004 Beijing BJ 2020
To start off, 2004 Beijing BJ 2020 is newer by 46 year(s). Which means there will be less support and parts availability for 1958 Armstrong Siddeley Star Sapphire. In addition, the cost of maintenance, including insurance, on 1958 Armstrong Siddeley Star Sapphire would be higher. At 3,990 cc (6 cylinders), 1958 Armstrong Siddeley Star Sapphire is equipped with a bigger engine. In terms of performance, 1958 Armstrong Siddeley Star Sapphire (145 HP @ 4250 RPM) has 59 more horse power than 2004 Beijing BJ 2020. (86 HP @ 3800 RPM). In normal driving conditions, 1958 Armstrong Siddeley Star Sapphire should accelerate faster than 2004 Beijing BJ 2020. With that said, vehicle weight also plays an important factor in acceleration. 1958 Armstrong Siddeley Star Sapphire weights approximately 198 kg more than 2004 Beijing BJ 2020. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Beijing BJ 2020 is four wheel drive (4WD), it will have significant more traction and grip than 1958 Armstrong Siddeley Star Sapphire. In wet, icy, snow, or gravel driving conditions, 2004 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, 1958 Armstrong Siddeley Star Sapphire (312 Nm @ 2000 RPM) has 139 more torque (in Nm) than 2004 Beijing BJ 2020. (173 Nm @ 3000 RPM). This means 1958 Armstrong Siddeley Star Sapphire will have an easier job in driving up hills or pulling heavy equipment than 2004 Beijing BJ 2020. 1958 Armstrong Siddeley Star Sapphire has automatic transmission and 2004 Beijing BJ 2020 has manual transmission. 2004 Beijing BJ 2020 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1958 Armstrong Siddeley Star Sapphire will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1958 Armstrong Siddeley Star Sapphire | 2004 Beijing BJ 2020 | |
| Make | Armstrong Siddeley | Beijing |
| Model | Star Sapphire | BJ 2020 |
| Year Released | 1958 | 2004 |
| Engine Size | 3990 cc | 2445 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 145 HP | 86 HP |
| Engine RPM | 4250 RPM | 3800 RPM |
| Torque | 312 Nm | 173 Nm |
| Torque RPM | 2000 RPM | 3000 RPM |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Manual |
| Vehicle Weight | 1778 kg | 1580 kg |
| Vehicle Length | 4940 mm | 4020 mm |
| Vehicle Width | 1890 mm | 1780 mm |
| Vehicle Height | 1580 mm | 1950 mm |
| Wheelbase Size | 2900 mm | 2310 mm |
