1950 Alvis TB 21 vs. 1996 Rover 400
To start off, 1996 Rover 400 is newer by 46 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, 1996 Rover 400 (109 HP @ 6000 RPM) has 18 more horse power than 1950 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 1996 Rover 400 should accelerate faster than 1950 Alvis TB 21.
Let's talk about torque, 1950 Alvis TB 21 (204 Nm) has 59 more torque (in Nm) than 1996 Rover 400. (145 Nm). This means 1950 Alvis TB 21 will have an easier job in driving up hills or pulling heavy equipment than 1996 Rover 400.
Compare all specifications:
| 1950 Alvis TB 21 | 1996 Rover 400 | |
| Make | Alvis | Rover |
| Model | TB 21 | 400 |
| Year Released | 1950 | 1996 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 1589 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 91 HP | 109 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 204 Nm | 145 Nm |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Length | 4430 mm | 4370 mm |
| Vehicle Width | 1680 mm | 1690 mm |
| Wheelbase Size | 2750 mm | 2560 mm |
