2007 Opel Vectra vs. 2005 Audi A3
To start off, 2007 Opel Vectra is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Audi A3. In addition, the cost of maintenance, including insurance, on 2005 Audi A3 would be higher. At 3,196 cc (6 cylinders), 2005 Audi A3 is equipped with a bigger engine. In terms of performance, 2005 Audi A3 (247 HP @ 6300 RPM) has 39 more horse power than 2007 Opel Vectra. (208 HP @ 6200 RPM) In normal driving conditions, 2005 Audi A3 should accelerate faster than 2007 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A3 weights approximately 2 kg more than 2007 Opel Vectra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Audi A3 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, 2005 Audi A3 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, 2005 Audi A3 (330 Nm @ 2800 RPM) has 30 more torque (in Nm) than 2007 Opel Vectra. (300 Nm @ 4000 RPM). This means 2005 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Vectra. 2005 Audi A3 has automatic transmission and 2007 Opel Vectra has manual transmission. 2007 Opel Vectra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Audi A3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Opel Vectra | 2005 Audi A3 | |
| Make | Opel | Audi |
| Model | Vectra | A3 |
| Year Released | 2007 | 2005 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3175 cc | 3196 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 208 HP | 247 HP |
| Engine RPM | 6200 RPM | 6300 RPM |
| Torque | 300 Nm | 330 Nm |
| Torque RPM | 4000 RPM | 2800 RPM |
| Engine Bore Size | 87.5 mm | 84.1 mm |
| Engine Stroke Size | 88 mm | 95.9 mm |
| Engine Compression Ratio | 10.0:1 | 11.3:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Acceleration 0-100mph | 7.5 seconds | 6.6 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1523 kg | 1525 kg |
| Vehicle Length | 4600 mm | 4210 mm |
| Vehicle Width | 1800 mm | 1770 mm |
| Vehicle Height | 1470 mm | 1430 mm |
| Wheelbase Size | 2710 mm | 2760 mm |
| Fuel Consumption Overall | 10.3 L/100km | 10.8 L/100km |
| Fuel Tank Capacity | 61 L | 55 L |
