1950 Alvis TB 21 vs. 2013 Porsche Cayman
To start off, 2013 Porsche Cayman is newer by 63 year(s). Which means there will be less support and parts availability for 1950 Alvis TB 21. In addition, the cost of maintenance, including insurance, on 1950 Alvis TB 21 would be higher. At 2,993 cc (6 cylinders), 1950 Alvis TB 21 is equipped with a bigger engine. In terms of performance, 2013 Porsche Cayman (261 HP @ 7200 RPM) has 170 more horse power than 1950 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 2013 Porsche Cayman should accelerate faster than 1950 Alvis TB 21.
Let's talk about torque, 2013 Porsche Cayman (300 Nm) has 96 more torque (in Nm) than 1950 Alvis TB 21. (204 Nm). This means 2013 Porsche Cayman will have an easier job in driving up hills or pulling heavy equipment than 1950 Alvis TB 21.
Compare all specifications:
| 1950 Alvis TB 21 | 2013 Porsche Cayman | |
| Make | Alvis | Porsche |
| Model | TB 21 | Cayman |
| Year Released | 1950 | 2013 |
| Engine Position | Front | Rear |
| Engine Size | 2993 cc | 2900 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 91 HP | 261 HP |
| Engine RPM | 4000 RPM | 7200 RPM |
| Torque | 204 Nm | 300 Nm |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Length | 4430 mm | 4347 mm |
| Vehicle Width | 1680 mm | 1801 mm |
| Wheelbase Size | 2750 mm | 2415 mm |
