1952 Alvis TB 21 vs. 1978 Opel Rekord
To start off, 1978 Opel Rekord is newer by 26 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, 1978 Opel Rekord (100 HP) has 9 more horse power than 1952 Alvis TB 21. (91 HP) In normal driving conditions, 1978 Opel Rekord should accelerate faster than 1952 Alvis TB 21.
Let's talk about torque, 1952 Alvis TB 21 (204 Nm @ 2200 RPM) has 56 more torque (in Nm) than 1978 Opel Rekord. (148 Nm @ 3800 RPM). This means 1952 Alvis TB 21 will have an easier job in driving up hills or pulling heavy equipment than 1978 Opel Rekord.
Compare all specifications:
| 1952 Alvis TB 21 | 1978 Opel Rekord | |
| Make | Alvis | Opel |
| Model | TB 21 | Rekord |
| Year Released | 1952 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 2992 cc | 1978 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 91 HP | 100 HP |
| Torque | 204 Nm | 148 Nm |
| Torque RPM | 2200 RPM | 3800 RPM |
| Engine Bore Size | 84 mm | 95 mm |
| Engine Stroke Size | 90 mm | 69.8 mm |
| Engine Compression Ratio | 7.1:1 | 9.0:1 |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 4430 mm | 4600 mm |
| Vehicle Width | 1680 mm | 1730 mm |
| Wheelbase Size | 2750 mm | 2670 mm |
