2003 Audi A6 vs. 1991 Opel Calibra
To start off, 2003 Audi A6 is newer by 12 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. At 2,671 cc (6 cylinders), 2003 Audi A6 is equipped with a bigger engine. In terms of performance, 2003 Audi A6 (226 HP @ 5800 RPM) has 111 more horse power than 1991 Opel Calibra. (115 HP @ 5200 RPM). In normal driving conditions, 2003 Audi A6 should accelerate faster than 1991 Opel Calibra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Audi A6 weights approximately 472 kg more than 1991 Opel Calibra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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, 2003 Audi A6 (310 Nm @ 1700 RPM) has 136 more torque (in Nm) than 1991 Opel Calibra. (174 Nm @ 2600 RPM). This means 2003 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Calibra.
Compare all specifications:
| 2003 Audi A6 | 1991 Opel Calibra | |
| Make | Audi | Opel |
| Model | A6 | Calibra |
| Year Released | 2003 | 1991 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2671 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 226 HP | 115 HP |
| Engine RPM | 5800 RPM | 5200 RPM |
| Torque | 310 Nm | 174 Nm |
| Torque RPM | 1700 RPM | 2600 RPM |
| Engine Bore Size | 81 mm | 86 mm |
| Engine Stroke Size | 86.4 mm | 86 mm |
| Top Speed | 245 km/hour | 246 km/hour |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1662 kg | 1190 kg |
| Vehicle Length | 4800 mm | 4500 mm |
| Vehicle Width | 1820 mm | 1680 mm |
| Vehicle Height | 1460 mm | 1330 mm |
| Wheelbase Size | 2770 mm | 2610 mm |
| Fuel Tank Capacity | 70 L | 75 L |
