1951 Alvis TB 21 vs. 2002 Aston Martin DB7
To start off, 2002 Aston Martin DB7 is newer by 51 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 5,935 cc (12 cylinders), 2002 Aston Martin DB7 is equipped with a bigger engine. In terms of performance, 2002 Aston Martin DB7 (450 HP @ 6000 RPM) has 359 more horse power than 1951 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 2002 Aston Martin DB7 should accelerate faster than 1951 Alvis TB 21.
Let's talk about torque, 2002 Aston Martin DB7 (571 Nm) has 367 more torque (in Nm) than 1951 Alvis TB 21. (204 Nm). This means 2002 Aston Martin DB7 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 | 2002 Aston Martin DB7 | |
| Make | Alvis | Aston Martin |
| Model | TB 21 | DB7 |
| Year Released | 1951 | 2002 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 5935 cc |
| Engine Cylinders | 6 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 91 HP | 450 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 204 Nm | 571 Nm |
| Engine Bore Size | 84 mm | 89 mm |
| Engine Stroke Size | 90 mm | 79.5 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Length | 4430 mm | 4490 mm |
| Vehicle Width | 1680 mm | 1870 mm |
| Wheelbase Size | 2750 mm | 2540 mm |
