1950 Alvis TB 21 vs. 1954 Rover P4
To start off, 1954 Rover P4 is newer by 4 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 2,993 cc (6 cylinders), 1950 Alvis TB 21 is equipped with a bigger engine. In terms of performance, 1950 Alvis TB 21 (91 HP @ 4000 RPM) has 11 more horse power than 1954 Rover P4. (80 HP @ 4500 RPM). In normal driving conditions, 1950 Alvis TB 21 should accelerate faster than 1954 Rover P4.
Let's talk about torque, 1950 Alvis TB 21 (204 Nm) has 51 more torque (in Nm) than 1954 Rover P4. (153 Nm). This means 1950 Alvis TB 21 will have an easier job in driving up hills or pulling heavy equipment than 1954 Rover P4.
Compare all specifications:
| 1950 Alvis TB 21 | 1954 Rover P4 | |
| Make | Alvis | Rover |
| Model | TB 21 | P4 |
| Year Released | 1950 | 1954 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 2230 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 91 HP | 80 HP |
| Engine RPM | 4000 RPM | 4500 RPM |
| Torque | 204 Nm | 153 Nm |
| Vehicle Length | 4430 mm | 4540 mm |
| Vehicle Width | 1680 mm | 1670 mm |
| Wheelbase Size | 2750 mm | 2830 mm |
| Fuel Tank Capacity | 64 L | 52 L |
