1965 Alfa Romeo Giulia vs. 1993 Opel Calibra
To start off, 1993 Opel Calibra is newer by 28 year(s). Which means there will be less support and parts availability for 1965 Alfa Romeo Giulia. In addition, the cost of maintenance, including insurance, on 1965 Alfa Romeo Giulia would be higher. At 1,998 cc (4 cylinders), 1993 Opel Calibra is equipped with a bigger engine. In terms of performance, 1965 Alfa Romeo Giulia (168 HP @ 7500 RPM) has 53 more horse power than 1993 Opel Calibra. (115 HP @ 5200 RPM). In normal driving conditions, 1965 Alfa Romeo Giulia should accelerate faster than 1993 Opel Calibra. With that said, vehicle weight also plays an important factor in acceleration. 1993 Opel Calibra weights approximately 564 kg more than 1965 Alfa Romeo Giulia.
Let's talk about torque, 1965 Alfa Romeo Giulia (220 Nm) has 47 more torque (in Nm) than 1993 Opel Calibra. (173 Nm). This means 1965 Alfa Romeo Giulia will have an easier job in driving up hills or pulling heavy equipment than 1993 Opel Calibra.
Compare all specifications:
| 1965 Alfa Romeo Giulia | 1993 Opel Calibra | |
| Make | Alfa Romeo | Opel |
| Model | Giulia | Calibra |
| Year Released | 1965 | 1993 |
| Engine Position | Front | Front |
| Engine Size | 1568 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 168 HP | 115 HP |
| Engine RPM | 7500 RPM | 5200 RPM |
| Torque | 220 Nm | 173 Nm |
| Engine Bore Size | 78 mm | 86 mm |
| Engine Stroke Size | 82 mm | 86 mm |
| Engine Compression Ratio | 11.4:1 | 9.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 630 kg | 1194 kg |
| Vehicle Length | 3690 mm | 4500 mm |
| Vehicle Width | 1610 mm | 1700 mm |
| Vehicle Height | 1030 mm | 1610 mm |
| Wheelbase Size | 2260 mm | 2610 mm |
