2006 Audi A4 vs. 2003 BMW 320
To start off, 2006 Audi A4 is newer by 3 year(s). Which means there will be less support and parts availability for 2003 BMW 320. In addition, the cost of maintenance, including insurance, on 2003 BMW 320 would be higher. At 3,129 cc (6 cylinders), 2006 Audi A4 is equipped with a bigger engine. In terms of performance, 2006 Audi A4 (255 HP @ 6500 RPM) has 105 more horse power than 2003 BMW 320. (150 HP @ 4000 RPM). In normal driving conditions, 2006 Audi A4 should accelerate faster than 2003 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A4 weights approximately 375 kg more than 2003 BMW 320. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2003 BMW 320. In wet, icy, snow, or gravel driving conditions, 2006 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, 2003 BMW 320 (350 Nm @ 2000 RPM) has 20 more torque (in Nm) than 2006 Audi A4. (330 Nm @ 3250 RPM). This means 2003 BMW 320 will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A4.
Compare all specifications:
| 2006 Audi A4 | 2003 BMW 320 | |
| Make | Audi | BMW |
| Model | A4 | 320 |
| Year Released | 2006 | 2003 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3129 cc | 1995 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 255 HP | 150 HP |
| Engine RPM | 6500 RPM | 4000 RPM |
| Torque | 330 Nm | 350 Nm |
| Torque RPM | 3250 RPM | 2000 RPM |
| Fuel Type | Gasoline - Premium | Diesel |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1880 kg | 1505 kg |
| Vehicle Length | 4590 mm | 4490 mm |
| Vehicle Width | 1780 mm | 1760 mm |
| Vehicle Height | 1430 mm | 1380 mm |
| Wheelbase Size | 2660 mm | 2800 mm |
| Fuel Consumption Highway | 8.7 L/100km | 5.4 L/100km |
| Fuel Consumption City | 13.8 L/100km | 9.7 L/100km |
| Fuel Consumption Overall | 11.2 L/100km | 6.9 L/100km |
| Fuel Tank Capacity | 63 L | 63 L |
