1952 Alvis TB 21 vs. 1991 Beijing BJ 2021
To start off, 1991 Beijing BJ 2021 is newer by 39 year(s). Which means there will be less support and parts availability for 1952 Alvis TB 21. In addition, the cost of maintenance, including insurance, on 1952 Alvis TB 21 would be higher. At 2,992 cc (6 cylinders), 1952 Alvis TB 21 is equipped with a bigger engine. In terms of performance, 1991 Beijing BJ 2021 (100 HP @ 5000 RPM) has 9 more horse power than 1952 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 1991 Beijing BJ 2021 should accelerate faster than 1952 Alvis TB 21.
Let's talk about torque, 1952 Alvis TB 21 (204 Nm @ 2200 RPM) has 24 more torque (in Nm) than 1991 Beijing BJ 2021. (180 Nm @ 2800 RPM). This means 1952 Alvis TB 21 will have an easier job in driving up hills or pulling heavy equipment than 1991 Beijing BJ 2021.
Compare all specifications:
| 1952 Alvis TB 21 | 1991 Beijing BJ 2021 | |
| Make | Alvis | Beijing |
| Model | TB 21 | BJ 2021 |
| Year Released | 1952 | 1991 |
| Engine Size | 2992 cc | 2466 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 91 HP | 100 HP |
| Engine RPM | 4000 RPM | 5000 RPM |
| Torque | 204 Nm | 180 Nm |
| Torque RPM | 2200 RPM | 2800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Length | 4430 mm | 4290 mm |
| Vehicle Width | 1680 mm | 1800 mm |
| Wheelbase Size | 2750 mm | 2580 mm |
