2007 Audi A6 vs. 2003 Opel Vectra
To start off, 2007 Audi A6 is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2003 Opel Vectra would be higher. At 2,393 cc (6 cylinders), 2007 Audi A6 is equipped with a bigger engine. In terms of performance, 2007 Audi A6 (175 HP @ 6000 RPM) has 75 more horse power than 2003 Opel Vectra. (100 HP @ 4300 RPM). In normal driving conditions, 2007 Audi A6 should accelerate faster than 2003 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 8 kg more than 2007 Audi A6.
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, 2007 Audi A6 (230 Nm @ 3200 RPM) has 25 more torque (in Nm) than 2003 Opel Vectra. (205 Nm @ 1600 RPM). This means 2007 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Vectra. 2007 Audi A6 has automatic transmission and 2003 Opel Vectra has manual transmission. 2003 Opel Vectra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Audi A6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Audi A6 | 2003 Opel Vectra | |
| Make | Audi | Opel |
| Model | A6 | Vectra |
| Year Released | 2007 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 2393 cc | 1994 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 175 HP | 100 HP |
| Engine RPM | 6000 RPM | 4300 RPM |
| Torque | 230 Nm | 205 Nm |
| Torque RPM | 3200 RPM | 1600 RPM |
| Engine Bore Size | 81 mm | 84 mm |
| Engine Stroke Size | 77.4 mm | 90 mm |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1482 kg | 1490 kg |
| Vehicle Length | 4920 mm | 4830 mm |
| Vehicle Width | 2020 mm | 1800 mm |
| Vehicle Height | 1470 mm | 1510 mm |
