1993 Opel Calibra vs. 1972 Plymouth Valiant
To start off, 1993 Opel Calibra is newer by 21 year(s). Which means there will be less support and parts availability for 1972 Plymouth Valiant. In addition, the cost of maintenance, including insurance, on 1972 Plymouth Valiant would be higher. At 3,678 cc (6 cylinders), 1972 Plymouth Valiant is equipped with a bigger engine. In terms of performance, 1993 Opel Calibra (115 HP @ 5200 RPM) has 6 more horse power than 1972 Plymouth Valiant. (109 HP @ 4000 RPM). In normal driving conditions, 1993 Opel Calibra should accelerate faster than 1972 Plymouth Valiant. With that said, vehicle weight also plays an important factor in acceleration. 1972 Plymouth Valiant weights approximately 116 kg more than 1993 Opel Calibra.
Let's talk about torque, 1972 Plymouth Valiant (251 Nm @ 2000 RPM) has 78 more torque (in Nm) than 1993 Opel Calibra. (173 Nm @ 2600 RPM). This means 1972 Plymouth Valiant will have an easier job in driving up hills or pulling heavy equipment than 1993 Opel Calibra.
Compare all specifications:
| 1993 Opel Calibra | 1972 Plymouth Valiant | |
| Make | Opel | Plymouth |
| Model | Calibra | Valiant |
| Year Released | 1993 | 1972 |
| Engine Position | Front | Front |
| Engine Size | 1998 cc | 3678 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 115 HP | 109 HP |
| Engine RPM | 5200 RPM | 4000 RPM |
| Torque | 173 Nm | 251 Nm |
| Torque RPM | 2600 RPM | 2000 RPM |
| Engine Bore Size | 86 mm | 86.4 mm |
| Engine Stroke Size | 86 mm | 104.6 mm |
| Engine Compression Ratio | 9.2:1 | 8.4:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1194 kg | 1310 kg |
| Vehicle Length | 4500 mm | 4790 mm |
| Vehicle Width | 1700 mm | 1820 mm |
| Vehicle Height | 1610 mm | 1390 mm |
| Wheelbase Size | 2610 mm | 2750 mm |
