2006 Audi S3 vs. 1999 Audi A4
To start off, 2006 Audi S3 is newer by 7 year(s). Which means there will be less support and parts availability for 1999 Audi A4. In addition, the cost of maintenance, including insurance, on 1999 Audi A4 would be higher. Both 2006 Audi S3 and 1999 Audi A4 are equipped with a 1,781 cc engine. In terms of performance, 2006 Audi S3 (222 HP @ 5900 RPM) has 99 more horse power than 1999 Audi A4. (123 HP @ 5800 RPM). In normal driving conditions, 2006 Audi S3 should accelerate faster than 1999 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi S3 weights approximately 40 kg more than 1999 Audi A4. 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, 2006 Audi S3 (280 Nm @ 2200 RPM) has 112 more torque (in Nm) than 1999 Audi A4. (168 Nm @ 3500 RPM). This means 2006 Audi S3 will have an easier job in driving up hills or pulling heavy equipment than 1999 Audi A4.
Compare all specifications:
| 2006 Audi S3 | 1999 Audi A4 | |
| Make | Audi | Audi |
| Model | S3 | A4 |
| Year Released | 2006 | 1999 |
| Body Type | Hatchback | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 1781 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 222 HP | 123 HP |
| Engine RPM | 5900 RPM | 5800 RPM |
| Torque | 280 Nm | 168 Nm |
| Torque RPM | 2200 RPM | 3500 RPM |
| Engine Bore Size | 81 mm | 81 mm |
| Engine Stroke Size | 86.4 mm | 86.4 mm |
| Engine Compression Ratio | 9.0:1 | 10.3:1 |
| Top Speed | 243 km/hour | 197 km/hour |
| Acceleration 0-100mph | 6.6 seconds | 11.3 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 1430 kg | 1390 kg |
| Wheelbase Size | 2530 mm | 2610 mm |
| Fuel Tank Capacity | 55 L | 60 L |
