1951 Alvis TB 21 vs. 1952 Ferrari 225
To start off, 1952 Ferrari 225 is newer by 1 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, 1952 Ferrari 225 (210 HP @ 7200 RPM) has 119 more horse power than 1951 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 1952 Ferrari 225 should accelerate faster than 1951 Alvis TB 21.
Compare all specifications:
| 1951 Alvis TB 21 | 1952 Ferrari 225 | |
| Make | Alvis | Ferrari |
| Model | TB 21 | 225 |
| Year Released | 1951 | 1952 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 2713 cc |
| Engine Cylinders | 6 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Horse Power | 91 HP | 210 HP |
| Engine RPM | 4000 RPM | 7200 RPM |
| Engine Bore Size | 84 mm | 70 mm |
| Engine Stroke Size | 90 mm | 58.8 mm |
| Engine Compression Ratio | 7.1:1 | 8.5:1 |
| Number of Seats | 5 seats | 2 seats |
| Wheelbase Size | 2750 mm | 2260 mm |
