1951 Alvis TB 21 vs. 1977 Rover 2600
To start off, 1977 Rover 2600 is newer by 26 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 2,993 cc (6 cylinders), 1951 Alvis TB 21 is equipped with a bigger engine. In terms of performance, 1977 Rover 2600 (136 HP @ 5000 RPM) has 45 more horse power than 1951 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 1977 Rover 2600 should accelerate faster than 1951 Alvis TB 21.
Let's talk about torque, 1977 Rover 2600 (206 Nm) has 2 more torque (in Nm) than 1951 Alvis TB 21. (204 Nm). This means 1977 Rover 2600 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 | 1977 Rover 2600 | |
| Make | Alvis | Rover |
| Model | TB 21 | 2600 |
| Year Released | 1951 | 1977 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 2596 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 91 HP | 136 HP |
| Engine RPM | 4000 RPM | 5000 RPM |
| Torque | 204 Nm | 206 Nm |
| Engine Bore Size | 84 mm | 81 mm |
| Engine Stroke Size | 90 mm | 84 mm |
| Engine Compression Ratio | 7.1:1 | 9.3:1 |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 4430 mm | 4710 mm |
| Vehicle Width | 1680 mm | 1840 mm |
| Wheelbase Size | 2750 mm | 2820 mm |
