1952 Alvis TB 21 vs. 2004 Aston Martin V12
To start off, 2004 Aston Martin V12 is newer by 52 year(s). Which means there will be less support and parts availability for 1952 Alvis TB 21. In addition, the cost of maintenance, including insurance, on 1952 Alvis TB 21 would be higher. At 5,934 cc (12 cylinders), 2004 Aston Martin V12 is equipped with a bigger engine. In terms of performance, 2004 Aston Martin V12 (460 HP @ 6000 RPM) has 369 more horse power than 1952 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 2004 Aston Martin V12 should accelerate faster than 1952 Alvis TB 21.
Let's talk about torque, 2004 Aston Martin V12 (542 Nm) has 338 more torque (in Nm) than 1952 Alvis TB 21. (204 Nm). This means 2004 Aston Martin V12 will have an easier job in driving up hills or pulling heavy equipment than 1952 Alvis TB 21.
Compare all specifications:
| 1952 Alvis TB 21 | 2004 Aston Martin V12 | |
| Make | Alvis | Aston Martin |
| Model | TB 21 | V12 |
| Year Released | 1952 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 2992 cc | 5934 cc |
| Engine Cylinders | 6 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 91 HP | 460 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 204 Nm | 542 Nm |
| Engine Compression Ratio | 7.1:1 | 10.5:1 |
| Number of Seats | 5 seats | 2 seats |
| Vehicle Length | 4430 mm | 4670 mm |
| Vehicle Width | 1680 mm | 1930 mm |
| Wheelbase Size | 2750 mm | 2700 mm |
