2007 Audi A3 vs. 2007 BMW 523
To start off, both 2007 Audi A3 and 2007 BMW 523 were released in the same year (2007). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 3,195 cc (6 cylinders), 2007 Audi A3 is equipped with a bigger engine. In terms of performance, 2007 Audi A3 (251 HP @ 6300 RPM) has 76 more horse power than 2007 BMW 523. (175 HP @ 5800 RPM). In normal driving conditions, 2007 Audi A3 should accelerate faster than 2007 BMW 523. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 523 weights approximately 110 kg more than 2007 Audi A3.
Because 2007 Audi A3 is four wheel drive (4WD), it will have significant more traction and grip than 2007 BMW 523. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 Audi A3 (320 Nm @ 2800 RPM) has 90 more torque (in Nm) than 2007 BMW 523. (230 Nm @ 3500 RPM). This means 2007 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 523.
Compare all specifications:
| 2007 Audi A3 | 2007 BMW 523 | |
| Make | Audi | BMW |
| Model | A3 | 523 |
| Year Released | 2007 | 2007 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3195 cc | 2497 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 251 HP | 175 HP |
| Engine RPM | 6300 RPM | 5800 RPM |
| Torque | 320 Nm | 230 Nm |
| Torque RPM | 2800 RPM | 3500 RPM |
| Engine Bore Size | 84 mm | 78.8 mm |
| Engine Stroke Size | 95.9 mm | 82 mm |
| Engine Compression Ratio | 11.3:1 | 11.0:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1455 kg | 1565 kg |
| Vehicle Length | 4290 mm | 4850 mm |
| Vehicle Width | 1960 mm | 1850 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2580 mm | 2890 mm |
| Fuel Consumption Overall | 10.2 L/100km | 8.5 L/100km |
| Fuel Tank Capacity | 55 L | 70 L |
