1991 Opel Calibra vs. 1987 Porsche 911
To start off, 1991 Opel Calibra is newer by 4 year(s). Which means there will be less support and parts availability for 1987 Porsche 911. In addition, the cost of maintenance, including insurance, on 1987 Porsche 911 would be higher. At 3,164 cc (6 cylinders), 1987 Porsche 911 is equipped with a bigger engine. In terms of performance, 1987 Porsche 911 (228 HP @ 5900 RPM) has 27 more horse power than 1991 Opel Calibra. (201 HP @ 5600 RPM) In normal driving conditions, 1987 Porsche 911 should accelerate faster than 1991 Opel Calibra. With that said, vehicle weight also plays an important factor in acceleration. 1991 Opel Calibra weights approximately 213 kg more than 1987 Porsche 911.
Because 1991 Opel Calibra is four wheel drive (4WD), it will have significant more traction and grip than 1987 Porsche 911. In wet, icy, snow, or gravel driving conditions, 1991 Opel Calibra 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, 1987 Porsche 911 (286 Nm @ 4800 RPM) has 6 more torque (in Nm) than 1991 Opel Calibra. (280 Nm @ 2400 RPM). This means 1987 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Calibra.
Compare all specifications:
| 1991 Opel Calibra | 1987 Porsche 911 | |
| Make | Opel | Porsche |
| Model | Calibra | 911 |
| Year Released | 1991 | 1987 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 1998 cc | 3164 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 201 HP | 228 HP |
| Engine RPM | 5600 RPM | 5900 RPM |
| Torque | 280 Nm | 286 Nm |
| Torque RPM | 2400 RPM | 4800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1423 kg | 1210 kg |
| Vehicle Length | 4500 mm | 4300 mm |
| Vehicle Width | 1700 mm | 1660 mm |
| Vehicle Height | 1610 mm | 1330 mm |
| Wheelbase Size | 2450 mm | 2270 mm |
| Fuel Consumption Overall | 7.5 L/100km | 9.3 L/100km |
| Fuel Tank Capacity | 40 L | 80 L |
