1995 Opel Calibra vs. 2004 Porsche Boxster
To start off, 2004 Porsche Boxster is newer by 9 year(s). Which means there will be less support and parts availability for 1995 Opel Calibra. In addition, the cost of maintenance, including insurance, on 1995 Opel Calibra would be higher. At 2,687 cc (6 cylinders), 2004 Porsche Boxster is equipped with a bigger engine. In terms of performance, 2004 Porsche Boxster (237 HP @ 6400 RPM) has 122 more horse power than 1995 Opel Calibra. (115 HP @ 5200 RPM) In normal driving conditions, 2004 Porsche Boxster should accelerate faster than 1995 Opel Calibra. With that said, vehicle weight also plays an important factor in acceleration. 2004 Porsche Boxster weights approximately 105 kg more than 1995 Opel Calibra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2004 Porsche Boxster (270 Nm @ 4700 RPM) has 100 more torque (in Nm) than 1995 Opel Calibra. (170 Nm @ 2600 RPM). This means 2004 Porsche Boxster will have an easier job in driving up hills or pulling heavy equipment than 1995 Opel Calibra.
Compare all specifications:
| 1995 Opel Calibra | 2004 Porsche Boxster | |
| Make | Opel | Porsche |
| Model | Calibra | Boxster |
| Year Released | 1995 | 2004 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Middle |
| Engine Size | 1998 cc | 2687 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 115 HP | 237 HP |
| Engine RPM | 5200 RPM | 6400 RPM |
| Torque | 170 Nm | 270 Nm |
| Torque RPM | 2600 RPM | 4700 RPM |
| Engine Compression Ratio | 9.2:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1190 kg | 1295 kg |
| Vehicle Length | 4500 mm | 4340 mm |
| Vehicle Width | 1700 mm | 1810 mm |
| Vehicle Height | 1610 mm | 1300 mm |
| Wheelbase Size | 2610 mm | 2420 mm |
