2003 Audi A3 vs. 2007 BMW 320
To start off, 2007 BMW 320 is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Audi A3. In addition, the cost of maintenance, including insurance, on 2003 Audi A3 would be higher. At 1,993 cc (4 cylinders), 2007 BMW 320 is equipped with a bigger engine. In terms of performance, 2007 BMW 320 (161 HP @ 4000 RPM) has 57 more horse power than 2003 Audi A3. (104 HP @ 4000 RPM) In normal driving conditions, 2007 BMW 320 should accelerate faster than 2003 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 320 weights approximately 195 kg more than 2003 Audi A3. 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, 2003 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, 2007 BMW 320 (340 Nm @ 2000 RPM) has 90 more torque (in Nm) than 2003 Audi A3. (250 Nm @ 1900 RPM). This means 2007 BMW 320 will have an easier job in driving up hills or pulling heavy equipment than 2003 Audi A3.
Compare all specifications:
| 2003 Audi A3 | 2007 BMW 320 | |
| Make | Audi | BMW |
| Model | A3 | 320 |
| Year Released | 2003 | 2007 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1896 cc | 1993 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 104 HP | 161 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 250 Nm | 340 Nm |
| Torque RPM | 1900 RPM | 2000 RPM |
| Engine Compression Ratio | 19.0:1 | 17.0:1 |
| Fuel Type | Diesel | Diesel |
| Acceleration 0-100mph | 11.4 seconds | 8.3 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1295 kg | 1490 kg |
| Vehicle Length | 4210 mm | 4490 mm |
| Vehicle Width | 1770 mm | 1820 mm |
| Vehicle Height | 1430 mm | 1430 mm |
| Wheelbase Size | 2580 mm | 2770 mm |
| Fuel Consumption Overall | 5.1 L/100km | 5.7 L/100km |
| Fuel Tank Capacity | 55 L | 61 L |
