2009 Audi A6 vs. 2007 Opel Vectra
To start off, 2009 Audi A6 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2007 Opel Vectra would be higher. At 2,967 cc (6 cylinders), 2009 Audi A6 is equipped with a bigger engine. In terms of performance, 2007 Opel Vectra (276 HP @ 5500 RPM) has 55 more horse power than 2009 Audi A6. (221 HP @ 4000 RPM) In normal driving conditions, 2007 Opel Vectra should accelerate faster than 2009 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A6 weights approximately 245 kg more than 2007 Opel Vectra.
Because 2009 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Opel Vectra. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Audi A6 (450 Nm @ 1400 RPM) has 95 more torque (in Nm) than 2007 Opel Vectra. (355 Nm @ 1800 RPM). This means 2009 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Vectra.
Compare all specifications:
| 2009 Audi A6 | 2007 Opel Vectra | |
| Make | Audi | Opel |
| Model | A6 | Vectra |
| Year Released | 2009 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2967 cc | 2792 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 221 HP | 276 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 450 Nm | 355 Nm |
| Torque RPM | 1400 RPM | 1800 RPM |
| Engine Bore Size | 83 mm | 89 mm |
| Engine Stroke Size | 91.4 mm | 74.8 mm |
| Engine Compression Ratio | 17.0:1 | 9.5:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 240 km/hour | 250 km/hour |
| Acceleration 0-100mph | 7.3 seconds | 6.5 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1825 kg | 1580 kg |
| Vehicle Length | 4940 mm | 4620 mm |
| Vehicle Width | 1860 mm | 1800 mm |
| Vehicle Height | 1470 mm | 1460 mm |
| Wheelbase Size | 2850 mm | 2710 mm |
| Fuel Consumption Overall | 8 L/100km | 10.4 L/100km |
| Fuel Tank Capacity | 80 L | 61 L |
