1980 Alfa Romeo Spider vs. 1996 Opel Calibra
To start off, 1996 Opel Calibra is newer by 16 year(s). Which means there will be less support and parts availability for 1980 Alfa Romeo Spider. In addition, the cost of maintenance, including insurance, on 1980 Alfa Romeo Spider would be higher. At 1,998 cc (4 cylinders), 1996 Opel Calibra is equipped with a bigger engine. In terms of performance, 1996 Opel Calibra (115 HP @ 5200 RPM) has 10 more horse power than 1980 Alfa Romeo Spider. (105 HP @ 5500 RPM) In normal driving conditions, 1996 Opel Calibra should accelerate faster than 1980 Alfa Romeo Spider. With that said, vehicle weight also plays an important factor in acceleration. 1996 Opel Calibra weights approximately 190 kg more than 1980 Alfa Romeo Spider. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1996 Opel Calibra (173 Nm @ 2600 RPM) has 24 more torque (in Nm) than 1980 Alfa Romeo Spider. (149 Nm @ 4000 RPM). This means 1996 Opel Calibra will have an easier job in driving up hills or pulling heavy equipment than 1980 Alfa Romeo Spider.
Compare all specifications:
| 1980 Alfa Romeo Spider | 1996 Opel Calibra | |
| Make | Alfa Romeo | Opel |
| Model | Spider | Calibra |
| Year Released | 1980 | 1996 |
| Body Type | Roadster | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1570 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 105 HP | 115 HP |
| Engine RPM | 5500 RPM | 5200 RPM |
| Torque | 149 Nm | 173 Nm |
| Torque RPM | 4000 RPM | 2600 RPM |
| Engine Bore Size | 78 mm | 86.1 mm |
| Engine Stroke Size | 82 mm | 86 mm |
| Engine Compression Ratio | 9.0:1 | 9.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1000 kg | 1190 kg |
| Vehicle Length | 4130 mm | 4500 mm |
| Vehicle Width | 1640 mm | 1700 mm |
| Vehicle Height | 1300 mm | 1610 mm |
| Wheelbase Size | 2260 mm | 2610 mm |
