2003 Audi A3 vs. 2004 Opel Vectra
To start off, 2004 Opel Vectra is newer by 1 year(s). Which means there will be less support and parts availability for 2003 Audi A3. In addition, the cost of maintenance, including insurance, on 2003 Audi A3 would be higher. At 3,188 cc (6 cylinders), 2003 Audi A3 is equipped with a bigger engine. In terms of performance, 2003 Audi A3 (246 HP @ 6300 RPM) has 123 more horse power than 2004 Opel Vectra. (123 HP @ 4000 RPM). In normal driving conditions, 2003 Audi A3 should accelerate faster than 2004 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Audi A3 weights approximately 357 kg more than 2004 Opel Vectra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 Audi A3 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Opel Vectra. In wet, icy, snow, or gravel driving conditions, 2003 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, 2003 Audi A3 (310 Nm @ 2500 RPM) has 30 more torque (in Nm) than 2004 Opel Vectra. (280 Nm @ 1500 RPM). This means 2003 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Vectra.
Compare all specifications:
| 2003 Audi A3 | 2004 Opel Vectra | |
| Make | Audi | Opel |
| Model | A3 | Vectra |
| Year Released | 2003 | 2004 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3188 cc | 2198 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 246 HP | 123 HP |
| Engine RPM | 6300 RPM | 4000 RPM |
| Torque | 310 Nm | 280 Nm |
| Torque RPM | 2500 RPM | 1500 RPM |
| Engine Bore Size | 84 mm | 84 mm |
| Engine Stroke Size | 95.9 mm | 98 mm |
| Top Speed | 245 km/hour | 206 km/hour |
| Acceleration 0-100mph | 6.7 seconds | 10.8 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1880 kg | 1523 kg |
| Vehicle Length | 4210 mm | 4830 mm |
| Vehicle Width | 1770 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2580 mm | 2620 mm |
| Fuel Tank Capacity | 55 L | 61 L |
