2005 Audi A3 vs. 2009 BMW 523
To start off, 2009 BMW 523 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Audi A3. In addition, the cost of maintenance, including insurance, on 2005 Audi A3 would be higher. At 3,196 cc (6 cylinders), 2005 Audi A3 is equipped with a bigger engine. In terms of performance, 2005 Audi A3 (247 HP @ 6300 RPM) has 72 more horse power than 2009 BMW 523. (175 HP @ 5800 RPM). In normal driving conditions, 2005 Audi A3 should accelerate faster than 2009 BMW 523.
Because 2005 Audi A3 is four wheel drive (4WD), it will have significant more traction and grip than 2009 BMW 523. In wet, icy, snow, or gravel driving conditions, 2005 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, 2005 Audi A3 (330 Nm @ 2800 RPM) has 100 more torque (in Nm) than 2009 BMW 523. (230 Nm @ 3500 RPM). This means 2005 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 523.
Compare all specifications:
| 2005 Audi A3 | 2009 BMW 523 | |
| Make | Audi | BMW |
| Model | A3 | 523 |
| Year Released | 2005 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 3196 cc | 2497 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 247 HP | 175 HP |
| Engine RPM | 6300 RPM | 5800 RPM |
| Torque | 330 Nm | 230 Nm |
| Torque RPM | 2800 RPM | 3500 RPM |
| Engine Compression Ratio | 11.3:1 | 11.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Acceleration 0-100mph | 6.6 seconds | 8.5 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 1525 kg | 1525 kg |
| Vehicle Width | 1770 mm | 1470 mm |
| Vehicle Height | 1430 mm | 1850 mm |
| Wheelbase Size | 2760 mm | 2890 mm |
| Fuel Consumption Overall | 10.8 L/100km | 8.5 L/100km |
| Fuel Tank Capacity | 55 L | 70 L |
