2007 Audi S3 vs. 2005 Audi A4
To start off, 2007 Audi S3 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Audi A4. In addition, the cost of maintenance, including insurance, on 2005 Audi A4 would be higher. At 2,983 cc (6 cylinders), 2005 Audi A4 is equipped with a bigger engine. In terms of performance, 2007 Audi S3 (262 HP @ 6000 RPM) has 39 more horse power than 2005 Audi A4. (223 HP @ 6500 RPM). In normal driving conditions, 2007 Audi S3 should accelerate faster than 2005 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A4 weights approximately 240 kg more than 2007 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, 2007 Audi S3 (350 Nm) has 50 more torque (in Nm) than 2005 Audi A4. (300 Nm). This means 2007 Audi S3 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A4.
Compare all specifications:
| 2007 Audi S3 | 2005 Audi A4 | |
| Make | Audi | Audi |
| Model | S3 | A4 |
| Year Released | 2007 | 2005 |
| Body Type | Hatchback | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 2983 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 262 HP | 223 HP |
| Engine RPM | 6000 RPM | 6500 RPM |
| Torque | 350 Nm | 300 Nm |
| Engine Bore Size | 82.5 mm | 83.1 mm |
| Engine Stroke Size | 92.8 mm | 93 mm |
| Engine Compression Ratio | 10.5:1 | 10.1:1 |
| Drive Type | 4WD | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 1455 kg | 1695 kg |
| Vehicle Length | 4210 mm | 4550 mm |
| Vehicle Width | 1770 mm | 1770 mm |
| Vehicle Height | 1410 mm | 1430 mm |
| Wheelbase Size | 2580 mm | 2580 mm |
| Fuel Consumption Overall | 9.1 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 60 L | 66 L |
