1995 Opel Calibra vs. 2007 Pontiac Grand Prix
To start off, 2007 Pontiac Grand Prix is newer by 12 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 3,786 cc (6 cylinders), 2007 Pontiac Grand Prix is equipped with a bigger engine. In terms of performance, 2007 Pontiac Grand Prix (200 HP) has 85 more horse power than 1995 Opel Calibra. (115 HP) In normal driving conditions, 2007 Pontiac Grand Prix should accelerate faster than 1995 Opel Calibra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Pontiac Grand Prix weights approximately 166 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, 2007 Pontiac Grand Prix (312 Nm @ 4000 RPM) has 142 more torque (in Nm) than 1995 Opel Calibra. (170 Nm @ 2600 RPM). This means 2007 Pontiac Grand Prix will have an easier job in driving up hills or pulling heavy equipment than 1995 Opel Calibra.
Compare all specifications:
| 1995 Opel Calibra | 2007 Pontiac Grand Prix | |
| Make | Opel | Pontiac |
| Model | Calibra | Grand Prix |
| Year Released | 1995 | 2007 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1998 cc | 3786 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 115 HP | 200 HP |
| Torque | 170 Nm | 312 Nm |
| Torque RPM | 2600 RPM | 4000 RPM |
| Engine Bore Size | 86 mm | 97 mm |
| Engine Stroke Size | 86 mm | 86 mm |
| Engine Compression Ratio | 9.2:1 | 9.4:1 |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1190 kg | 1356 kg |
| Vehicle Length | 4500 mm | 5040 mm |
| Vehicle Width | 1700 mm | 1830 mm |
| Vehicle Height | 1610 mm | 1430 mm |
| Wheelbase Size | 2610 mm | 2810 mm |
