1952 Alvis TB 21 vs. 1972 Porsche 917
To start off, 1972 Porsche 917 is newer by 20 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 4,994 cc, 1972 Porsche 917 is equipped with a bigger engine. In terms of performance, 1972 Porsche 917 (520 HP) has 429 more horse power than 1952 Alvis TB 21. (91 HP) In normal driving conditions, 1972 Porsche 917 should accelerate faster than 1952 Alvis TB 21.
Let's talk about torque, 1972 Porsche 917 (610 Nm) has 406 more torque (in Nm) than 1952 Alvis TB 21. (204 Nm). This means 1972 Porsche 917 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 | 1972 Porsche 917 | |
Make | Alvis | Porsche |
Model | TB 21 | 917 |
Year Released | 1952 | 1972 |
Engine Position | Front | Middle |
Engine Size | 2992 cc | 4994 cc |
Horse Power | 91 HP | 520 HP |
Torque | 204 Nm | 610 Nm |
Engine Compression Ratio | 7.1:1 | 10.5:1 |
Number of Seats | 5 seats | 1 seats |