1986 Alfa Romeo 75 vs. 1996 Opel Calibra
To start off, 1996 Opel Calibra is newer by 10 year(s). Which means there will be less support and parts availability for 1986 Alfa Romeo 75. In addition, the cost of maintenance, including insurance, on 1986 Alfa Romeo 75 would be higher. At 2,393 cc (6 cylinders), 1986 Alfa Romeo 75 is equipped with a bigger engine. In terms of performance, 1986 Alfa Romeo 75 (153 HP @ 5500 RPM) has 38 more horse power than 1996 Opel Calibra. (115 HP @ 5200 RPM). In normal driving conditions, 1986 Alfa Romeo 75 should accelerate faster than 1996 Opel Calibra. With that said, vehicle weight also plays an important factor in acceleration. 1996 Opel Calibra weights approximately 30 kg more than 1986 Alfa Romeo 75.
Let's talk about torque, 1986 Alfa Romeo 75 (206 Nm @ 3200 RPM) has 33 more torque (in Nm) than 1996 Opel Calibra. (173 Nm @ 2600 RPM). This means 1986 Alfa Romeo 75 will have an easier job in driving up hills or pulling heavy equipment than 1996 Opel Calibra.
Compare all specifications:
| 1986 Alfa Romeo 75 | 1996 Opel Calibra | |
| Make | Alfa Romeo | Opel |
| Model | 75 | Calibra |
| Year Released | 1986 | 1996 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2393 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 153 HP | 115 HP |
| Engine RPM | 5500 RPM | 5200 RPM |
| Torque | 206 Nm | 173 Nm |
| Torque RPM | 3200 RPM | 2600 RPM |
| Engine Bore Size | 88 mm | 86.1 mm |
| Engine Stroke Size | 68.3 mm | 86 mm |
| Engine Compression Ratio | 9.0:1 | 9.2:1 |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1160 kg | 1190 kg |
| Vehicle Length | 4340 mm | 4500 mm |
| Vehicle Width | 1640 mm | 1700 mm |
| Vehicle Height | 1360 mm | 1610 mm |
| Wheelbase Size | 2460 mm | 2610 mm |
