1964 Alfa Romeo 2600 vs. 1951 Alvis TB 21
To start off, 1964 Alfa Romeo 2600 is newer by 13 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, 1964 Alfa Romeo 2600 (163 HP @ 5900 RPM) has 72 more horse power than 1951 Alvis TB 21. (91 HP @ 4000 RPM). In normal driving conditions, 1964 Alfa Romeo 2600 should accelerate faster than 1951 Alvis TB 21.
Let's talk about torque, 1964 Alfa Romeo 2600 (220 Nm) has 16 more torque (in Nm) than 1951 Alvis TB 21. (204 Nm). This means 1964 Alfa Romeo 2600 will have an easier job in driving up hills or pulling heavy equipment than 1951 Alvis TB 21.
Compare all specifications:
| 1964 Alfa Romeo 2600 | 1951 Alvis TB 21 | |
| Make | Alfa Romeo | Alvis |
| Model | 2600 | TB 21 |
| Year Released | 1964 | 1951 |
| Engine Position | Front | Front |
| Engine Size | 2584 cc | 2993 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 163 HP | 91 HP |
| Engine RPM | 5900 RPM | 4000 RPM |
| Torque | 220 Nm | 204 Nm |
| Engine Compression Ratio | 9.0:1 | 7.1:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Length | 4590 mm | 4430 mm |
| Vehicle Width | 1710 mm | 1680 mm |
| Wheelbase Size | 2510 mm | 2750 mm |
