2005 Audi A4 vs. 2003 BMW 320
To start off, 2005 Audi A4 is newer by 2 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 1,995 cc (4 cylinders), 2003 BMW 320 is equipped with a bigger engine. In terms of performance, 2005 Audi A4 (161 HP @ 5700 RPM) has 13 more horse power than 2003 BMW 320. (148 HP @ 5900 RPM). In normal driving conditions, 2005 Audi A4 should accelerate faster than 2003 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A4 weights approximately 75 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 2003 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 2003 BMW 320. However, in wet, icy, snow, or gravel driving conditions, 2005 Audi A4, 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, 2005 Audi A4 (231 Nm @ 1950 RPM) has 21 more torque (in Nm) than 2003 BMW 320. (210 Nm @ 3750 RPM). This means 2005 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW 320.
Compare all specifications:
| 2005 Audi A4 | 2003 BMW 320 | |
| Make | Audi | BMW |
| Model | A4 | 320 |
| Year Released | 2005 | 2003 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1779 cc | 1995 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 161 HP | 148 HP |
| Engine RPM | 5700 RPM | 5900 RPM |
| Torque | 231 Nm | 210 Nm |
| Torque RPM | 1950 RPM | 3750 RPM |
| Engine Bore Size | 81 mm | 84 mm |
| Engine Stroke Size | 86.4 mm | 90 mm |
| Engine Compression Ratio | 9.0:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1540 kg | 1465 kg |
| Vehicle Length | 4580 mm | 4490 mm |
| Vehicle Width | 1780 mm | 1760 mm |
| Vehicle Height | 1400 mm | 1380 mm |
| Wheelbase Size | 2770 mm | 2730 mm |
| Fuel Tank Capacity | 70 L | 63 L |
