1953 Alvis TB 21 vs. 2008 Audi S4
To start off, 2008 Audi S4 is newer by 55 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 4,163 cc (8 cylinders), 2008 Audi S4 is equipped with a bigger engine. In terms of performance, 2008 Audi S4 (341 HP @ 7000 RPM) has 249 more horse power than 1953 Alvis TB 21. (92 HP @ 4000 RPM) In normal driving conditions, 2008 Audi S4 should accelerate faster than 1953 Alvis TB 21.
Let's talk about torque, 2008 Audi S4 (410 Nm @ 3500 RPM) has 206 more torque (in Nm) than 1953 Alvis TB 21. (204 Nm @ 2200 RPM). This means 2008 Audi S4 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 | 2008 Audi S4 | |
| Make | Alvis | Audi |
| Model | TB 21 | S4 |
| Year Released | 1953 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 4163 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 5 valves |
| Horse Power | 92 HP | 341 HP |
| Engine RPM | 4000 RPM | 7000 RPM |
| Torque | 204 Nm | 410 Nm |
| Torque RPM | 2200 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 4430 mm | 4590 mm |
| Vehicle Width | 1680 mm | 1790 mm |
| Wheelbase Size | 2750 mm | 2660 mm |
