2005 Audi A4 vs. 2013 Audi A3
To start off, 2013 Audi A3 is newer by 8 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 1,984 cc (4 cylinders), 2013 Audi A3 is equipped with a bigger engine. In terms of performance, 2013 Audi A3 (197 HP) has 37 more horse power than 2005 Audi A4. (160 HP) In normal driving conditions, 2013 Audi A3 should accelerate faster than 2005 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2013 Audi A3 weights approximately 30 kg more than 2005 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 Audi A3 is all wheel drive (AWD), it will have significant more traction and grip than 2005 Audi A4. In wet, icy, snow, or gravel driving conditions, 2013 Audi A3 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, 2013 Audi A3 (281 Nm @ 5000 RPM) has 56 more torque (in Nm) than 2005 Audi A4. (225 Nm @ 1950 RPM). This means 2013 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A4.
Compare all specifications:
| 2005 Audi A4 | 2013 Audi A3 | |
| Make | Audi | Audi |
| Model | A4 | A3 |
| Year Released | 2005 | 2013 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1780 cc | 1984 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | W |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 160 HP | 197 HP |
| Torque | 225 Nm | 281 Nm |
| Torque RPM | 1950 RPM | 5000 RPM |
| Engine Bore Size | 81 mm | 82.5 mm |
| Engine Stroke Size | 86.4 mm | 92.8 mm |
| Engine Compression Ratio | 9.3:1 | 9.6:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 225 km/hour | 209 km/hour |
| Drive Type | Front | AWD |
| Transmission Type | Manual | CVT |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1430 kg | 1460 kg |
| Vehicle Length | 4550 mm | 4292 mm |
| Vehicle Width | 1780 mm | 1995 mm |
| Vehicle Height | 1430 mm | 1423 mm |
| Wheelbase Size | 2770 mm | 2578 mm |
