2005 Audi A6 vs. 2008 Opel Vectra
To start off, 2008 Opel Vectra is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Audi A6. In addition, the cost of maintenance, including insurance, on 2005 Audi A6 would be higher. At 2,958 cc (6 cylinders), 2008 Opel Vectra is equipped with a bigger engine. In terms of performance, 2005 Audi A6 (187 HP @ 6300 RPM) has 12 more horse power than 2008 Opel Vectra. (175 HP @ 4000 RPM). In normal driving conditions, 2005 Audi A6 should accelerate faster than 2008 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A6 weights approximately 5 kg more than 2008 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 Opel Vectra (370 Nm @ 1900 RPM) has 140 more torque (in Nm) than 2005 Audi A6. (230 Nm @ 3000 RPM). This means 2008 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A6. 2008 Opel Vectra has automatic transmission and 2005 Audi A6 has manual transmission. 2005 Audi A6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Opel Vectra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Audi A6 | 2008 Opel Vectra | |
| Make | Audi | Opel |
| Model | A6 | Vectra |
| Year Released | 2005 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 2496 cc | 2958 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 187 HP | 175 HP |
| Engine RPM | 6300 RPM | 4000 RPM |
| Torque | 230 Nm | 370 Nm |
| Torque RPM | 3000 RPM | 1900 RPM |
| Engine Compression Ratio | 11.0:1 | 18.5:1 |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 224 km/hour | 217 km/hour |
| Acceleration 0-100mph | 9.3 seconds | 9.8 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1710 kg | 1705 kg |
| Vehicle Length | 4800 mm | 4830 mm |
| Vehicle Width | 1860 mm | 1800 mm |
| Vehicle Height | 1460 mm | 1510 mm |
| Wheelbase Size | 2660 mm | 2840 mm |
| Fuel Consumption Overall | 9.7 L/100km | 7.3 L/100km |
| Fuel Tank Capacity | 70 L | 60 L |
