1953 Alvis TB 21 vs. 2005 Audi A4
To start off, 2005 Audi A4 is newer by 52 year(s). Which means there will be less support and parts availability for 1953 Alvis TB 21. In addition, the cost of maintenance, including insurance, on 1953 Alvis TB 21 would be higher. At 2,993 cc (6 cylinders), 1953 Alvis TB 21 is equipped with a bigger engine. In terms of performance, 2005 Audi A4 (171 HP @ 6200 RPM) has 79 more horse power than 1953 Alvis TB 21. (92 HP @ 4000 RPM) In normal driving conditions, 2005 Audi A4 should accelerate faster than 1953 Alvis TB 21.
Let's talk about torque, 2005 Audi A4 (225 Nm) has 21 more torque (in Nm) than 1953 Alvis TB 21. (204 Nm). This means 2005 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1953 Alvis TB 21.
Compare all specifications:
| 1953 Alvis TB 21 | 2005 Audi A4 | |
| Make | Alvis | Audi |
| Model | TB 21 | A4 |
| Year Released | 1953 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 1786 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 5 valves |
| Horse Power | 92 HP | 171 HP |
| Engine RPM | 4000 RPM | 6200 RPM |
| Torque | 204 Nm | 225 Nm |
| Engine Bore Size | 84 mm | 81 mm |
| Engine Stroke Size | 90 mm | 86 mm |
| Engine Compression Ratio | 7.1:1 | 9.3:1 |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 4430 mm | 4550 mm |
| Vehicle Width | 1680 mm | 1770 mm |
| Wheelbase Size | 2750 mm | 2770 mm |
