1952 Alvis TB 21 vs. 1971 Opel Ascona
To start off, 1971 Opel Ascona is newer by 19 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 32 more horse power than 1971 Opel Ascona. (59 HP @ 5400 RPM). In normal driving conditions, 1952 Alvis TB 21 should accelerate faster than 1971 Opel Ascona.
Let's talk about torque, 1952 Alvis TB 21 (204 Nm @ 2200 RPM) has 114 more torque (in Nm) than 1971 Opel Ascona. (90 Nm @ 3000 RPM). This means 1952 Alvis TB 21 will have an easier job in driving up hills or pulling heavy equipment than 1971 Opel Ascona.
Compare all specifications:
| 1952 Alvis TB 21 | 1971 Opel Ascona | |
| Make | Alvis | Opel |
| Model | TB 21 | Ascona |
| Year Released | 1952 | 1971 |
| Engine Position | Front | Front |
| Engine Size | 2992 cc | 1196 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 91 HP | 59 HP |
| Engine RPM | 4000 RPM | 5400 RPM |
| Torque | 204 Nm | 90 Nm |
| Torque RPM | 2200 RPM | 3000 RPM |
| Engine Bore Size | 84 mm | 79.1 mm |
| Engine Stroke Size | 90 mm | 61 mm |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Length | 4430 mm | 4140 mm |
| Vehicle Width | 1680 mm | 1640 mm |
| Wheelbase Size | 2750 mm | 2440 mm |
