2003 Audi A4 vs. 2006 BMW 330
To start off, 2006 BMW 330 is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Audi A4. In addition, the cost of maintenance, including insurance, on 2003 Audi A4 would be higher. At 4,163 cc (8 cylinders), 2003 Audi A4 is equipped with a bigger engine. In terms of performance, 2003 Audi A4 (341 HP @ 7000 RPM) has 140 more horse power than 2006 BMW 330. (201 HP @ 4000 RPM). In normal driving conditions, 2003 Audi A4 should accelerate faster than 2006 BMW 330. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 330 weights approximately 30 kg more than 2003 Audi A4.
Because 2003 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2006 BMW 330. In wet, icy, snow, or gravel driving conditions, 2003 Audi A4 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, both vehicles can yield 410 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles.
Compare all specifications:
| 2003 Audi A4 | 2006 BMW 330 | |
| Make | Audi | BMW |
| Model | A4 | 330 |
| Year Released | 2003 | 2006 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 2993 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 341 HP | 201 HP |
| Engine RPM | 7000 RPM | 4000 RPM |
| Torque | 410 Nm | 410 Nm |
| Torque RPM | 3500 RPM | 1500 RPM |
| Engine Compression Ratio | 11.0:1 | 17.0:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1660 kg | 1690 kg |
| Vehicle Length | 4550 mm | 4480 mm |
| Vehicle Width | 1770 mm | 1750 mm |
| Vehicle Height | 1430 mm | 1420 mm |
| Wheelbase Size | 2660 mm | 2730 mm |
| Fuel Tank Capacity | 66 L | 63 L |
