1952 Alvis TB 21 vs. 1964 Ferrari 250 LM
To start off, 1964 Ferrari 250 LM is newer by 12 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 3,286 cc (12 cylinders), 1964 Ferrari 250 LM is equipped with a bigger engine. In terms of performance, 1964 Ferrari 250 LM (317 HP @ 7500 RPM) has 226 more horse power than 1952 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 1964 Ferrari 250 LM should accelerate faster than 1952 Alvis TB 21.
Let's talk about torque, 1964 Ferrari 250 LM (313 Nm @ 5500 RPM) has 109 more torque (in Nm) than 1952 Alvis TB 21. (204 Nm @ 2200 RPM). This means 1964 Ferrari 250 LM will have an easier job in driving up hills or pulling heavy equipment than 1952 Alvis TB 21.
Compare all specifications:
| 1952 Alvis TB 21 | 1964 Ferrari 250 LM | |
| Make | Alvis | Ferrari |
| Model | TB 21 | 250 LM |
| Year Released | 1952 | 1964 |
| Engine Position | Front | Middle |
| Engine Size | 2992 cc | 3286 cc |
| Engine Cylinders | 6 cylinders | 12 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 91 HP | 317 HP |
| Engine RPM | 4000 RPM | 7500 RPM |
| Torque | 204 Nm | 313 Nm |
| Torque RPM | 2200 RPM | 5500 RPM |
| Engine Bore Size | 84 mm | 77 mm |
| Engine Stroke Size | 90 mm | 58.8 mm |
| Engine Compression Ratio | 7.1:1 | 9.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 2 seats |
| Vehicle Length | 4430 mm | 4100 mm |
| Vehicle Width | 1680 mm | 1710 mm |
| Wheelbase Size | 2750 mm | 2410 mm |
