1951 Alvis TB 21 vs. 2008 Opel Astra
To start off, 2008 Opel Astra is newer by 57 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 2,993 cc (6 cylinders), 1951 Alvis TB 21 is equipped with a bigger engine.
Let's talk about torque, 1951 Alvis TB 21 (204 Nm) has 54 more torque (in Nm) than 2008 Opel Astra. (150 Nm). This means 1951 Alvis TB 21 will have an easier job in driving up hills or pulling heavy equipment than 2008 Opel Astra.
Compare all specifications:
| 1951 Alvis TB 21 | 2008 Opel Astra | |
| Make | Alvis | Opel |
| Model | TB 21 | Astra |
| Year Released | 1951 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 1589 cc |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 91 HP | 0 HP |
| Torque | 204 Nm | 150 Nm |
| Engine Bore Size | 84 mm | 79 mm |
| Engine Stroke Size | 90 mm | 81.5 mm |
| Engine Compression Ratio | 7.1:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 4430 mm | 4260 mm |
| Wheelbase Size | 2750 mm | 2620 mm |
