2007 Mazda 6 vs. 1991 Opel Calibra
To start off, 2007 Mazda 6 is newer by 16 year(s). Which means there will be less support and parts availability for 1991 Opel Calibra. In addition, the cost of maintenance, including insurance, on 1991 Opel Calibra would be higher. Both 2007 Mazda 6 and 1991 Opel Calibra are equipped with a 1,998 cc engine. In terms of performance, 1991 Opel Calibra (201 HP @ 5600 RPM) has 67 more horse power than 2007 Mazda 6. (134 HP @ 3500 RPM) In normal driving conditions, 1991 Opel Calibra should accelerate faster than 2007 Mazda 6. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mazda 6 weights approximately 117 kg more than 1991 Opel Calibra.
Because 1991 Opel Calibra is four wheel drive (4WD), it will have significant more traction and grip than 2007 Mazda 6. 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, 2007 Mazda 6 (310 Nm @ 2000 RPM) has 30 more torque (in Nm) than 1991 Opel Calibra. (280 Nm @ 2400 RPM). This means 2007 Mazda 6 will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Calibra.
Compare all specifications:
| 2007 Mazda 6 | 1991 Opel Calibra | |
| Make | Mazda | Opel |
| Model | 6 | Calibra |
| Year Released | 2007 | 1991 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1998 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 134 HP | 201 HP |
| Engine RPM | 3500 RPM | 5600 RPM |
| Torque | 310 Nm | 280 Nm |
| Torque RPM | 2000 RPM | 2400 RPM |
| Engine Compression Ratio | 18.3:1 | 9.0:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 200 km/hour | 241 km/hour |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1540 kg | 1423 kg |
| Vehicle Length | 4710 mm | 4500 mm |
| Vehicle Width | 1790 mm | 1700 mm |
| Vehicle Height | 1490 mm | 1610 mm |
| Wheelbase Size | 2680 mm | 2450 mm |
| Fuel Consumption Overall | 6.4 L/100km | 7.5 L/100km |
| Fuel Tank Capacity | 64 L | 40 L |
