1953 Alvis TB 21 vs. 1999 Holden Astra
To start off, 1999 Holden Astra is newer by 46 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, 1999 Holden Astra (197 HP @ 5600 RPM) has 105 more horse power than 1953 Alvis TB 21. (92 HP @ 4000 RPM) In normal driving conditions, 1999 Holden Astra should accelerate faster than 1953 Alvis TB 21.
Let's talk about torque, 1999 Holden Astra (250 Nm @ 1950 RPM) has 46 more torque (in Nm) than 1953 Alvis TB 21. (204 Nm @ 2200 RPM). This means 1999 Holden Astra will have an easier job in driving up hills or pulling heavy equipment than 1953 Alvis TB 21.
Compare all specifications:
| 1953 Alvis TB 21 | 1999 Holden Astra | |
| Make | Alvis | Holden |
| Model | TB 21 | Astra |
| Year Released | 1953 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 92 HP | 197 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 204 Nm | 250 Nm |
| Torque RPM | 2200 RPM | 1950 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Length | 4430 mm | 4120 mm |
| Vehicle Width | 1680 mm | 1720 mm |
| Wheelbase Size | 2750 mm | 2610 mm |
