1952 Alvis TB 21 vs. 1965 Opel Kadett
To start off, 1965 Opel Kadett is newer by 13 year(s). Which means there will be less support and parts availability for 1952 Alvis TB 21. In addition, the cost of maintenance, including insurance, on 1952 Alvis TB 21 would be higher. At 2,992 cc (6 cylinders), 1952 Alvis TB 21 is equipped with a bigger engine. In terms of performance, 1952 Alvis TB 21 (91 HP @ 4000 RPM) has 44 more horse power than 1965 Opel Kadett. (47 HP @ 5400 RPM). In normal driving conditions, 1952 Alvis TB 21 should accelerate faster than 1965 Opel Kadett.
Let's talk about torque, 1952 Alvis TB 21 (204 Nm @ 2200 RPM) has 133 more torque (in Nm) than 1965 Opel Kadett. (71 Nm @ 2800 RPM). This means 1952 Alvis TB 21 will have an easier job in driving up hills or pulling heavy equipment than 1965 Opel Kadett.
Compare all specifications:
| 1952 Alvis TB 21 | 1965 Opel Kadett | |
| Make | Alvis | Opel |
| Model | TB 21 | Kadett |
| Year Released | 1952 | 1965 |
| Engine Position | Front | Front |
| Engine Size | 2992 cc | 993 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 91 HP | 47 HP |
| Engine RPM | 4000 RPM | 5400 RPM |
| Torque | 204 Nm | 71 Nm |
| Torque RPM | 2200 RPM | 2800 RPM |
| Engine Bore Size | 84 mm | 72 mm |
| Engine Stroke Size | 90 mm | 61 mm |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Length | 4430 mm | 3930 mm |
| Vehicle Width | 1680 mm | 1480 mm |
| Wheelbase Size | 2750 mm | 2330 mm |
