2009 Audi A4 vs. 2005 BMW 320
To start off, 2009 Audi A4 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 BMW 320. In addition, the cost of maintenance, including insurance, on 2005 BMW 320 would be higher. At 3,189 cc (6 cylinders), 2009 Audi A4 is equipped with a bigger engine. In terms of performance, 2009 Audi A4 (252 HP @ 6500 RPM) has 84 more horse power than 2005 BMW 320. (168 HP @ 6100 RPM). In normal driving conditions, 2009 Audi A4 should accelerate faster than 2005 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 320 weights approximately 360 kg more than 2009 Audi A4.
Because 2009 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2005 BMW 320. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Audi A4 (330 Nm @ 3250 RPM) has 120 more torque (in Nm) than 2005 BMW 320. (210 Nm @ 3500 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 320.
Compare all specifications:
| 2009 Audi A4 | 2005 BMW 320 | |
| Make | Audi | BMW |
| Model | A4 | 320 |
| Year Released | 2009 | 2005 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3189 cc | 2170 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 252 HP | 168 HP |
| Engine RPM | 6500 RPM | 6100 RPM |
| Torque | 330 Nm | 210 Nm |
| Torque RPM | 3250 RPM | 3500 RPM |
| Engine Bore Size | 84.5 mm | 80 mm |
| Engine Stroke Size | 92.8 mm | 72 mm |
| Engine Compression Ratio | 12.5:1 | 11.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 254 km/hour | 224 km/hour |
| Acceleration 0-100mph | 6.4 seconds | 8.5 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1160 kg | 1520 kg |
| Vehicle Length | 4550 mm | 4480 mm |
| Vehicle Width | 1780 mm | 1750 mm |
| Vehicle Height | 1430 mm | 1420 mm |
| Wheelbase Size | 2660 mm | 2830 mm |
| Fuel Consumption Overall | 10.8 L/100km | 9 L/100km |
| Fuel Tank Capacity | 70 L | 63 L |
