1951 Alvis TA 21 vs. 1988 Beijing BJ 2021
To start off, 1988 Beijing BJ 2021 is newer by 37 year(s). Which means there will be less support and parts availability for 1951 Alvis TA 21. In addition, the cost of maintenance, including insurance, on 1951 Alvis TA 21 would be higher. At 2,993 cc (6 cylinders), 1951 Alvis TA 21 is equipped with a bigger engine. In terms of performance, 1988 Beijing BJ 2021 (101 HP @ 5000 RPM) has 8 more horse power than 1951 Alvis TA 21. (93 HP @ 4000 RPM) In normal driving conditions, 1988 Beijing BJ 2021 should accelerate faster than 1951 Alvis TA 21. With that said, vehicle weight also plays an important factor in acceleration. 1988 Beijing BJ 2021 weights approximately 32 kg more than 1951 Alvis TA 21. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1988 Beijing BJ 2021 is four wheel drive (4WD), it will have significant more traction and grip than 1951 Alvis TA 21. In wet, icy, snow, or gravel driving conditions, 1988 Beijing BJ 2021 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, 1951 Alvis TA 21 (204 Nm @ 2000 RPM) has 25 more torque (in Nm) than 1988 Beijing BJ 2021. (179 Nm @ 2800 RPM). This means 1951 Alvis TA 21 will have an easier job in driving up hills or pulling heavy equipment than 1988 Beijing BJ 2021.
Compare all specifications:
| 1951 Alvis TA 21 | 1988 Beijing BJ 2021 | |
| Make | Alvis | Beijing |
| Model | TA 21 | BJ 2021 |
| Year Released | 1951 | 1988 |
| Engine Size | 2993 cc | 2466 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 93 HP | 101 HP |
| Engine RPM | 4000 RPM | 5000 RPM |
| Torque | 204 Nm | 179 Nm |
| Torque RPM | 2000 RPM | 2800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1448 kg | 1480 kg |
| Vehicle Length | 4630 mm | 4290 mm |
| Vehicle Width | 1680 mm | 1800 mm |
| Vehicle Height | 1600 mm | 1620 mm |
| Wheelbase Size | 2840 mm | 2580 mm |
