2006 Audi S3 vs. 2003 Opel Vectra
To start off, 2006 Audi S3 is newer by 3 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 2,172 cc (4 cylinders), 2003 Opel Vectra is equipped with a bigger engine. In terms of performance, 2006 Audi S3 (222 HP @ 5900 RPM) has 69 more horse power than 2003 Opel Vectra. (153 HP @ 5600 RPM). In normal driving conditions, 2006 Audi S3 should accelerate faster than 2003 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 80 kg more than 2006 Audi S3.
Because 2006 Audi S3 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Opel Vectra. In wet, icy, snow, or gravel driving conditions, 2006 Audi S3 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, 2006 Audi S3 (280 Nm @ 2200 RPM) has 51 more torque (in Nm) than 2003 Opel Vectra. (229 Nm @ 3800 RPM). This means 2006 Audi S3 will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Vectra.
Compare all specifications:
| 2006 Audi S3 | 2003 Opel Vectra | |
| Make | Audi | Opel |
| Model | S3 | Vectra |
| Year Released | 2006 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 2172 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 222 HP | 153 HP |
| Engine RPM | 5900 RPM | 5600 RPM |
| Torque | 280 Nm | 229 Nm |
| Torque RPM | 2200 RPM | 3800 RPM |
| Engine Bore Size | 81 mm | 86 mm |
| Engine Stroke Size | 86.4 mm | 94.6 mm |
| Engine Compression Ratio | 9.0:1 | 9.5:1 |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1430 kg | 1510 kg |
