1950 Alvis TB 21 vs. 1972 Checker Aerobus
To start off, 1972 Checker Aerobus is newer by 22 year(s). Which means there will be less support and parts availability for 1950 Alvis TB 21. In addition, the cost of maintenance, including insurance, on 1950 Alvis TB 21 would be higher. At 5,733 cc (8 cylinders), 1972 Checker Aerobus is equipped with a bigger engine. In terms of performance, 1972 Checker Aerobus (186 HP @ 4000 RPM) has 95 more horse power than 1950 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 1972 Checker Aerobus should accelerate faster than 1950 Alvis TB 21.
Let's talk about torque, 1972 Checker Aerobus (463 Nm) has 259 more torque (in Nm) than 1950 Alvis TB 21. (204 Nm). This means 1972 Checker Aerobus will have an easier job in driving up hills or pulling heavy equipment than 1950 Alvis TB 21.
Compare all specifications:
| 1950 Alvis TB 21 | 1972 Checker Aerobus | |
| Make | Alvis | Checker |
| Model | TB 21 | Aerobus |
| Year Released | 1950 | 1972 |
| Engine Size | 2993 cc | 5733 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 91 HP | 186 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 204 Nm | 463 Nm |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Length | 4430 mm | 6690 mm |
| Vehicle Width | 1680 mm | 1940 mm |
| Wheelbase Size | 2750 mm | 4760 mm |
