2009 Audi A3 vs. 2004 Audi S4
To start off, 2009 Audi A3 is newer by 5 year(s). Which means there will be less support and parts availability for 2004 Audi S4. In addition, the cost of maintenance, including insurance, on 2004 Audi S4 would be higher. At 4,162 cc (8 cylinders), 2004 Audi S4 is equipped with a bigger engine. In terms of performance, 2004 Audi S4 (339 HP @ 7000 RPM) has 139 more horse power than 2009 Audi A3. (200 HP @ 5100 RPM) In normal driving conditions, 2004 Audi S4 should accelerate faster than 2009 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi S4 weights approximately 835 kg more than 2009 Audi A3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2004 Audi S4 (410 Nm @ 3500 RPM) has 129 more torque (in Nm) than 2009 Audi A3. (281 Nm @ 1800 RPM). This means 2004 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A3.
Compare all specifications:
| 2009 Audi A3 | 2004 Audi S4 | |
| Make | Audi | Audi |
| Model | A3 | S4 |
| Year Released | 2009 | 2004 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1983 cc | 4162 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 200 HP | 339 HP |
| Engine RPM | 5100 RPM | 7000 RPM |
| Torque | 281 Nm | 410 Nm |
| Torque RPM | 1800 RPM | 3500 RPM |
| Engine Bore Size | 82.5 mm | 84.5 mm |
| Engine Stroke Size | 92.8 mm | 92.8 mm |
| Engine Compression Ratio | 10.5:1 | 11.0:1 |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 930 kg | 1765 kg |
| Vehicle Length | 4290 mm | 4590 mm |
| Vehicle Width | 1970 mm | 1780 mm |
| Vehicle Height | 1430 mm | 1430 mm |
| Wheelbase Size | 2580 mm | 2470 mm |
| Fuel Consumption | 8.4 L/100km | 9.1 L/100km |
| Fuel Consumption City | 10.7 L/100km | 17.9 L/100km |
| Fuel Consumption Overall | 9.8 L/100km | 12.3 L/100km |
| Fuel Tank Capacity | 55 L | 63 L |
