1952 Alvis TB 21 vs. 2012 Porsche Cayenne
To start off, 2012 Porsche Cayenne is newer by 60 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 4,806 cc (8 cylinders), 2012 Porsche Cayenne is equipped with a bigger engine. In terms of performance, 2012 Porsche Cayenne (500 HP @ 6000 RPM) has 409 more horse power than 1952 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 2012 Porsche Cayenne should accelerate faster than 1952 Alvis TB 21.
Let's talk about torque, 2012 Porsche Cayenne (699 Nm @ 2250 RPM) has 495 more torque (in Nm) than 1952 Alvis TB 21. (204 Nm @ 2200 RPM). This means 2012 Porsche Cayenne 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 | 2012 Porsche Cayenne | |
| Make | Alvis | Porsche |
| Model | TB 21 | Cayenne |
| Year Released | 1952 | 2012 |
| Engine Position | Front | Front |
| Engine Size | 2992 cc | 4806 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 91 HP | 500 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 204 Nm | 699 Nm |
| Torque RPM | 2200 RPM | 2250 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 4430 mm | 4846 mm |
| Vehicle Width | 1680 mm | 1939 mm |
| Wheelbase Size | 2750 mm | 2896 mm |
