1994 Opel Calibra vs. 2007 Porsche 911
To start off, 2007 Porsche 911 is newer by 13 year(s). Which means there will be less support and parts availability for 1994 Opel Calibra. In addition, the cost of maintenance, including insurance, on 1994 Opel Calibra would be higher. At 3,595 cc (6 cylinders), 2007 Porsche 911 is equipped with a bigger engine. In terms of performance, 2007 Porsche 911 (316 HP @ 4250 RPM) has 201 more horse power than 1994 Opel Calibra. (115 HP @ 5200 RPM) In normal driving conditions, 2007 Porsche 911 should accelerate faster than 1994 Opel Calibra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Porsche 911 weights approximately 295 kg more than 1994 Opel Calibra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1994 Opel Calibra. In wet, icy, snow, or gravel driving conditions, 2007 Porsche 911 will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2007 Porsche 911 (370 Nm @ 4250 RPM) has 197 more torque (in Nm) than 1994 Opel Calibra. (173 Nm @ 2600 RPM). This means 2007 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1994 Opel Calibra.
Compare all specifications:
| 1994 Opel Calibra | 2007 Porsche 911 | |
| Make | Opel | Porsche |
| Model | Calibra | 911 |
| Year Released | 1994 | 2007 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 1997 cc | 3595 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 115 HP | 316 HP |
| Engine RPM | 5200 RPM | 4250 RPM |
| Torque | 173 Nm | 370 Nm |
| Torque RPM | 2600 RPM | 4250 RPM |
| Engine Bore Size | 86 mm | 96 mm |
| Engine Stroke Size | 86 mm | 82.8 mm |
| Engine Compression Ratio | 9.2:1 | 11.3:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1190 kg | 1485 kg |
| Vehicle Length | 4500 mm | 4440 mm |
| Vehicle Width | 1700 mm | 1780 mm |
| Vehicle Height | 1360 mm | 1310 mm |
| Wheelbase Size | 2610 mm | 2360 mm |
| Fuel Tank Capacity | 63 L | 64 L |
