1951 Alvis TB 21 vs. 1994 Opel Astra
To start off, 1994 Opel Astra is newer by 43 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. In terms of performance, 1994 Opel Astra (123 HP @ 5600 RPM) has 32 more horse power than 1951 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 1994 Opel Astra should accelerate faster than 1951 Alvis TB 21.
Let's talk about torque, 1951 Alvis TB 21 (204 Nm) has 36 more torque (in Nm) than 1994 Opel Astra. (168 Nm). This means 1951 Alvis TB 21 will have an easier job in driving up hills or pulling heavy equipment than 1994 Opel Astra.
Compare all specifications:
| 1951 Alvis TB 21 | 1994 Opel Astra | |
| Make | Alvis | Opel |
| Model | TB 21 | Astra |
| Year Released | 1951 | 1994 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 1795 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 91 HP | 123 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 204 Nm | 168 Nm |
| Engine Bore Size | 84 mm | 84.8 mm |
| Engine Stroke Size | 90 mm | 79.5 mm |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 4430 mm | 4060 mm |
| Vehicle Width | 1680 mm | 1800 mm |
| Wheelbase Size | 2750 mm | 2520 mm |
