2009 Audi A3 vs. 2007 BMW 320
To start off, 2009 Audi A3 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 BMW 320. In addition, the cost of maintenance, including insurance, on 2007 BMW 320 would be higher. At 1,993 cc (4 cylinders), 2007 BMW 320 is equipped with a bigger engine. In terms of performance, 2009 Audi A3 (197 HP @ 5100 RPM) has 49 more horse power than 2007 BMW 320. (148 HP @ 6200 RPM). In normal driving conditions, 2009 Audi A3 should accelerate faster than 2007 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A3 weights approximately 50 kg more than 2007 BMW 320. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW 320 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2007 BMW 320. However, in wet, icy, snow, or gravel driving conditions, 2009 Audi A3, being front wheel drive (FWD), will offer much better control with better grip. 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, 2009 Audi A3 (280 Nm @ 1800 RPM) has 80 more torque (in Nm) than 2007 BMW 320. (200 Nm @ 3600 RPM). This means 2009 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 320.
Compare all specifications:
| 2009 Audi A3 | 2007 BMW 320 | |
| Make | Audi | BMW |
| Model | A3 | 320 |
| Year Released | 2009 | 2007 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 1993 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 197 HP | 148 HP |
| Engine RPM | 5100 RPM | 6200 RPM |
| Torque | 280 Nm | 200 Nm |
| Torque RPM | 1800 RPM | 3600 RPM |
| Engine Bore Size | 82.6 mm | 84 mm |
| Engine Stroke Size | 92.8 mm | 90 mm |
| Engine Compression Ratio | 10.5:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Acceleration 0-100mph | 6.9 seconds | 9 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1445 kg | 1395 kg |
| Vehicle Length | 4220 mm | 4530 mm |
| Vehicle Width | 1770 mm | 1820 mm |
| Vehicle Height | 1430 mm | 1430 mm |
| Wheelbase Size | 2580 mm | 2770 mm |
| Fuel Consumption Overall | 7.7 L/100km | 7.5 L/100km |
| Fuel Tank Capacity | 55 L | 63 L |
