2007 Audi A6 vs. 2004 Opel Vectra
To start off, 2007 Audi A6 is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2004 Opel Vectra would be higher. At 3,123 cc (6 cylinders), 2007 Audi A6 is equipped with a bigger engine. In terms of performance, 2007 Audi A6 (255 HP @ 6500 RPM) has 81 more horse power than 2004 Opel Vectra. (174 HP @ 4000 RPM). In normal driving conditions, 2007 Audi A6 should accelerate faster than 2004 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A6 weights approximately 170 kg more than 2004 Opel Vectra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Opel Vectra. In wet, icy, snow, or gravel driving conditions, 2007 Audi A6 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, 2004 Opel Vectra (370 Nm @ 1900 RPM) has 40 more torque (in Nm) than 2007 Audi A6. (330 Nm @ 3250 RPM). This means 2004 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A6.
Compare all specifications:
| 2007 Audi A6 | 2004 Opel Vectra | |
| Make | Audi | Opel |
| Model | A6 | Vectra |
| Year Released | 2007 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 3123 cc | 2958 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 255 HP | 174 HP |
| Engine RPM | 6500 RPM | 4000 RPM |
| Torque | 330 Nm | 370 Nm |
| Torque RPM | 3250 RPM | 1900 RPM |
| Engine Bore Size | 84.1 mm | 87.5 mm |
| Engine Stroke Size | 96 mm | 82 mm |
| Fuel Type | Diesel | Diesel |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1880 kg | 1710 kg |
| Vehicle Length | 4920 mm | 4830 mm |
| Vehicle Width | 2020 mm | 1770 mm |
| Vehicle Height | 1460 mm | 1470 mm |
| Wheelbase Size | 2850 mm | 2700 mm |
| Fuel Consumption Overall | 9.8 L/100km | 7.3 L/100km |
| Fuel Tank Capacity | 80 L | 60 L |
