2008 Audi A6 vs. 2005 Opel Vectra
To start off, 2008 Audi A6 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2005 Opel Vectra would be higher. At 3,101 cc (6 cylinders), 2008 Audi A6 is equipped with a bigger engine. In terms of performance, 2008 Audi A6 (255 HP @ 6500 RPM) has 107 more horse power than 2005 Opel Vectra. (148 HP @ 4000 RPM). In normal driving conditions, 2008 Audi A6 should accelerate faster than 2005 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A6 weights approximately 550 kg more than 2005 Opel Vectra. 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, 2008 Audi A6 (331 Nm @ 3250 RPM) has 10 more torque (in Nm) than 2005 Opel Vectra. (321 Nm @ 2000 RPM). This means 2008 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Vectra. 2008 Audi A6 has automatic transmission and 2005 Opel Vectra has manual transmission. 2005 Opel Vectra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Audi A6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Audi A6 | 2005 Opel Vectra | |
| Make | Audi | Opel |
| Model | A6 | Vectra |
| Year Released | 2008 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3101 cc | 1909 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 255 HP | 148 HP |
| Engine RPM | 6500 RPM | 4000 RPM |
| Torque | 331 Nm | 321 Nm |
| Torque RPM | 3250 RPM | 2000 RPM |
| Engine Bore Size | 84.5 mm | 82 mm |
| Engine Stroke Size | 92.8 mm | 90.4 mm |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 250 km/hour | 217 km/hour |
| Acceleration 0-100mph | 6.9 seconds | 9.8 seconds |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1750 kg | 1200 kg |
| Vehicle Length | 4920 mm | 4600 mm |
| Vehicle Width | 1820 mm | 1800 mm |
| Vehicle Height | 1460 mm | 1470 mm |
| Wheelbase Size | 2850 mm | 2640 mm |
| Fuel Consumption Overall | 9.7 L/100km | 5.8 L/100km |
| Fuel Tank Capacity | 70 L | 61 L |
