1952 Alvis TB 21 vs. 1977 Fiat 131
To start off, 1977 Fiat 131 is newer by 25 year(s). Which means there will be less support and parts availability for 1952 Alvis TB 21. In addition, the cost of maintenance, including insurance, on 1952 Alvis TB 21 would be higher. At 2,992 cc (6 cylinders), 1952 Alvis TB 21 is equipped with a bigger engine. In terms of performance, 1952 Alvis TB 21 (91 HP @ 4000 RPM) has 27 more horse power than 1977 Fiat 131. (64 HP @ 5400 RPM). In normal driving conditions, 1952 Alvis TB 21 should accelerate faster than 1977 Fiat 131.
Let's talk about torque, 1952 Alvis TB 21 (204 Nm @ 2200 RPM) has 102 more torque (in Nm) than 1977 Fiat 131. (102 Nm @ 3000 RPM). This means 1952 Alvis TB 21 will have an easier job in driving up hills or pulling heavy equipment than 1977 Fiat 131.
Compare all specifications:
| 1952 Alvis TB 21 | 1977 Fiat 131 | |
| Make | Alvis | Fiat |
| Model | TB 21 | 131 |
| Year Released | 1952 | 1977 |
| Engine Position | Front | Front |
| Engine Size | 2992 cc | 1297 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 91 HP | 64 HP |
| Engine RPM | 4000 RPM | 5400 RPM |
| Torque | 204 Nm | 102 Nm |
| Torque RPM | 2200 RPM | 3000 RPM |
| Engine Bore Size | 84 mm | 76.1 mm |
| Engine Stroke Size | 90 mm | 71.5 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 4430 mm | 4270 mm |
| Vehicle Width | 1680 mm | 1660 mm |
| Wheelbase Size | 2750 mm | 2500 mm |
