2009 Audi A6 vs. 2004 Opel Vectra
To start off, 2009 Audi A6 is newer by 5 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 2,958 cc (6 cylinders), 2004 Opel Vectra is equipped with a bigger engine. In terms of performance, 2004 Opel Vectra (174 HP @ 4000 RPM) has 25 more horse power than 2009 Audi A6. (149 HP @ 5700 RPM) In normal driving conditions, 2004 Opel Vectra should accelerate faster than 2009 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Vectra weights approximately 220 kg more than 2009 Audi A6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than 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, 2004 Opel Vectra (370 Nm @ 1900 RPM) has 160 more torque (in Nm) than 2009 Audi A6. (210 Nm @ 1750 RPM). This means 2004 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A6. 2004 Opel Vectra has automatic transmission and 2009 Audi A6 has manual transmission. 2009 Audi A6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 Opel Vectra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi A6 | 2004 Opel Vectra | |
| Make | Audi | Opel |
| Model | A6 | Vectra |
| Year Released | 2009 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 2958 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 149 HP | 174 HP |
| Engine RPM | 5700 RPM | 4000 RPM |
| Torque | 210 Nm | 370 Nm |
| Torque RPM | 1750 RPM | 1900 RPM |
| Engine Bore Size | 81 mm | 87.5 mm |
| Engine Stroke Size | 86.4 mm | 82 mm |
| Engine Compression Ratio | 10.0:1 | 18.5:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 214 km/hour | 222 km/hour |
| Acceleration 0-100mph | 9.9 seconds | 9.8 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1490 kg | 1710 kg |
| Vehicle Length | 4800 mm | 4830 mm |
| Vehicle Width | 1820 mm | 1770 mm |
| Vehicle Height | 1460 mm | 1470 mm |
| Wheelbase Size | 2770 mm | 2700 mm |
| Fuel Consumption Overall | 8.5 L/100km | 7.3 L/100km |
| Fuel Tank Capacity | 70 L | 60 L |
