2006 Audi A3 vs. 2005 BMW 330
To start off, 2006 Audi A3 is newer by 1 year(s). Which means there will be less support and parts availability for 2005 BMW 330. In addition, the cost of maintenance, including insurance, on 2005 BMW 330 would be higher. At 2,979 cc (6 cylinders), 2005 BMW 330 is equipped with a bigger engine. In terms of performance, 2005 BMW 330 (254 HP @ 6600 RPM) has 116 more horse power than 2006 Audi A3. (138 HP @ 4000 RPM) In normal driving conditions, 2005 BMW 330 should accelerate faster than 2006 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 330 weights approximately 145 kg more than 2006 Audi A3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2006 Audi A3 (320 Nm @ 1750 RPM) has 20 more torque (in Nm) than 2005 BMW 330. (300 Nm @ 2500 RPM). This means 2006 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 330.
Compare all specifications:
| 2006 Audi A3 | 2005 BMW 330 | |
| Make | Audi | BMW |
| Model | A3 | 330 |
| Year Released | 2006 | 2005 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 2979 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 138 HP | 254 HP |
| Engine RPM | 4000 RPM | 6600 RPM |
| Torque | 320 Nm | 300 Nm |
| Torque RPM | 1750 RPM | 2500 RPM |
| Engine Bore Size | 81 mm | 85 mm |
| Engine Stroke Size | 95.5 mm | 88 mm |
| Engine Compression Ratio | 18.0:1 | 10.7:1 |
| Fuel Type | Diesel | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1380 kg | 1525 kg |
| Vehicle Length | 4290 mm | 4530 mm |
| Vehicle Width | 1770 mm | 1820 mm |
| Vehicle Height | 1430 mm | 1430 mm |
| Wheelbase Size | 2580 mm | 2770 mm |
| Fuel Tank Capacity | 55 L | 55 L |
