2006 Audi A4 vs. 2009 Audi S3
To start off, 2009 Audi S3 is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Audi A4. In addition, the cost of maintenance, including insurance, on 2006 Audi A4 would be higher. At 1,984 cc (4 cylinders), 2009 Audi S3 is equipped with a bigger engine. In terms of performance, 2009 Audi S3 (252 HP @ 6000 RPM) has 52 more horse power than 2006 Audi A4. (200 HP @ 5100 RPM) In normal driving conditions, 2009 Audi S3 should accelerate faster than 2006 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A4 weights approximately 425 kg more than 2009 Audi S3.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or 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, 2009 Audi S3 (331 Nm @ 2400 RPM) has 50 more torque (in Nm) than 2006 Audi A4. (281 Nm @ 1800 RPM). This means 2009 Audi S3 will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A4.
Compare all specifications:
| 2006 Audi A4 | 2009 Audi S3 | |
| Make | Audi | Audi |
| Model | A4 | S3 |
| Year Released | 2006 | 2009 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1983 cc | 1984 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 200 HP | 252 HP |
| Engine RPM | 5100 RPM | 6000 RPM |
| Torque | 281 Nm | 331 Nm |
| Torque RPM | 1800 RPM | 2400 RPM |
| Engine Bore Size | 82.5 mm | 82.5 mm |
| Engine Stroke Size | 92.8 mm | 92.8 mm |
| Drive Type | 4WD | 4WD |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1880 kg | 1455 kg |
| Vehicle Length | 4590 mm | 4220 mm |
| Vehicle Width | 1780 mm | 1410 mm |
| Vehicle Height | 1430 mm | 1770 mm |
| Wheelbase Size | 2660 mm | 2580 mm |
| Fuel Consumption Overall | 8.7 L/100km | 9.1 L/100km |
| Fuel Tank Capacity | 70 L | 60 L |
