1951 Alvis TB 21 vs. 2006 Porsche 911
To start off, 2006 Porsche 911 is newer by 55 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 3,589 cc (6 cylinders), 2006 Porsche 911 is equipped with a bigger engine. In terms of performance, 2006 Porsche 911 (414 HP @ 6000 RPM) has 323 more horse power than 1951 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 2006 Porsche 911 should accelerate faster than 1951 Alvis TB 21.
Let's talk about torque, 2006 Porsche 911 (560 Nm) has 356 more torque (in Nm) than 1951 Alvis TB 21. (204 Nm). This means 2006 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1951 Alvis TB 21.
Compare all specifications:
1951 Alvis TB 21 | 2006 Porsche 911 | |
Make | Alvis | Porsche |
Model | TB 21 | 911 |
Year Released | 1951 | 2006 |
Engine Position | Front | Rear |
Engine Size | 2993 cc | 3589 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | in-line | boxer |
Valves per Cylinder | 2 valves | 4 valves |
Horse Power | 91 HP | 414 HP |
Engine RPM | 4000 RPM | 6000 RPM |
Torque | 204 Nm | 560 Nm |
Engine Bore Size | 84 mm | 100 mm |
Engine Stroke Size | 90 mm | 76 mm |
Engine Compression Ratio | 7.1:1 | 9.4:1 |
Fuel Type | Gasoline | Gasoline |
Number of Seats | 5 seats | 4 seats |
Vehicle Length | 4430 mm | 4440 mm |
Vehicle Width | 1680 mm | 1840 mm |
Wheelbase Size | 2750 mm | 2360 mm |