2009 Audi A4 vs. 2011 Audi A3
To start off, 2011 Audi A3 is newer by 2 year(s). Which means there will be less support and parts availability for 2009 Audi A4. In addition, the cost of maintenance, including insurance, on 2009 Audi A4 would be higher. At 2,000 cc (4 cylinders), 2011 Audi A3 is equipped with a bigger engine. In terms of performance, 2011 Audi A3 (200 HP @ 5100 RPM) has 42 more horse power than 2009 Audi A4. (158 HP @ 4500 RPM) In normal driving conditions, 2011 Audi A3 should accelerate faster than 2009 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2011 Audi A3 weights approximately 50 kg more than 2009 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than 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, 2011 Audi A3 (280 Nm @ 1800 RPM) has 29 more torque (in Nm) than 2009 Audi A4. (251 Nm @ 1500 RPM). This means 2011 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A4.
Compare all specifications:
| 2009 Audi A4 | 2011 Audi A3 | |
| Make | Audi | Audi |
| Model | A4 | A3 |
| Year Released | 2009 | 2011 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1798 cc | 2000 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 158 HP | 200 HP |
| Engine RPM | 4500 RPM | 5100 RPM |
| Torque | 251 Nm | 280 Nm |
| Torque RPM | 1500 RPM | 1800 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1410 kg | 1460 kg |
| Vehicle Length | 4710 mm | 4290 mm |
| Vehicle Width | 1830 mm | 1763 mm |
| Vehicle Height | 1430 mm | 1422 mm |
| Wheelbase Size | 2810 mm | 2578 mm |
| Fuel Tank Capacity | 65 L | 55 L |
