1951 Alvis TB 21 vs. 1998 Beijing BJ 2021
To start off, 1998 Beijing BJ 2021 is newer by 47 year(s). Which means there will be less support and parts availability for 1951 Alvis TB 21. In addition, the cost of maintenance, including insurance, on 1951 Alvis TB 21 would be higher. At 3,962 cc (6 cylinders), 1998 Beijing BJ 2021 is equipped with a bigger engine. In terms of performance, 1998 Beijing BJ 2021 (172 HP @ 4500 RPM) has 81 more horse power than 1951 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 1998 Beijing BJ 2021 should accelerate faster than 1951 Alvis TB 21.
Let's talk about torque, 1998 Beijing BJ 2021 (297 Nm) has 93 more torque (in Nm) than 1951 Alvis TB 21. (204 Nm). This means 1998 Beijing BJ 2021 will have an easier job in driving up hills or pulling heavy equipment than 1951 Alvis TB 21.
Compare all specifications:
| 1951 Alvis TB 21 | 1998 Beijing BJ 2021 | |
| Make | Alvis | Beijing |
| Model | TB 21 | BJ 2021 |
| Year Released | 1951 | 1998 |
| Engine Size | 2993 cc | 3962 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 91 HP | 172 HP |
| Engine RPM | 4000 RPM | 4500 RPM |
| Torque | 204 Nm | 297 Nm |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Length | 4430 mm | 4330 mm |
| Vehicle Width | 1680 mm | 1800 mm |
| Wheelbase Size | 2750 mm | 2680 mm |
