1951 Alvis TB 21 vs. 2009 Audi A6
To start off, 2009 Audi A6 is newer by 58 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 5,204 cc (10 cylinders), 2009 Audi A6 is equipped with a bigger engine. In terms of performance, 2009 Audi A6 (430 HP @ 6800 RPM) has 339 more horse power than 1951 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 2009 Audi A6 should accelerate faster than 1951 Alvis TB 21.
Let's talk about torque, 2009 Audi A6 (540 Nm) has 336 more torque (in Nm) than 1951 Alvis TB 21. (204 Nm). This means 2009 Audi A6 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 | 2009 Audi A6 | |
| Make | Alvis | Audi |
| Model | TB 21 | A6 |
| Year Released | 1951 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 5204 cc |
| Engine Cylinders | 6 cylinders | 10 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 91 HP | 430 HP |
| Engine RPM | 4000 RPM | 6800 RPM |
| Torque | 204 Nm | 540 Nm |
| Engine Bore Size | 84 mm | 84.5 mm |
| Engine Stroke Size | 90 mm | 92.8 mm |
| Engine Compression Ratio | 7.1:1 | 12.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 4430 mm | 4940 mm |
| Vehicle Width | 1680 mm | 1870 mm |
| Wheelbase Size | 2750 mm | 2850 mm |
