1953 Alvis TB 21 vs. 2005 Opel Astra
To start off, 2005 Opel Astra 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 Opel Astra (97 HP @ 6000 RPM) has 5 more horse power than 1953 Alvis TB 21. (92 HP @ 4000 RPM) In normal driving conditions, 2005 Opel Astra should accelerate faster than 1953 Alvis TB 21.
Let's talk about torque, 1953 Alvis TB 21 (204 Nm @ 2200 RPM) has 62 more torque (in Nm) than 2005 Opel Astra. (142 Nm @ 3600 RPM). This means 1953 Alvis TB 21 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra.
Compare all specifications:
| 1953 Alvis TB 21 | 2005 Opel Astra | |
| Make | Alvis | Opel |
| Model | TB 21 | Astra |
| Year Released | 1953 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 1598 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 92 HP | 97 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 204 Nm | 142 Nm |
| Torque RPM | 2200 RPM | 3600 RPM |
| Engine Compression Ratio | 7.1:1 | 9.8:1 |
| Number of Seats | 5 seats | 5 seats |
| Wheelbase Size | 2750 mm | 2610 mm |
