2009 Audi A4 vs. 2007 BMW 320
To start off, 2009 Audi A4 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 BMW 320. In addition, the cost of maintenance, including insurance, on 2007 BMW 320 would be higher. At 3,122 cc (6 cylinders), 2009 Audi A4 is equipped with a bigger engine. In terms of performance, 2009 Audi A4 (252 HP @ 5100 RPM) has 104 more horse power than 2007 BMW 320. (148 HP @ 6200 RPM). In normal driving conditions, 2009 Audi A4 should accelerate faster than 2007 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 320 weights approximately 465 kg more than 2009 Audi A4.
Because 2009 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2007 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 130 more torque (in Nm) than 2007 BMW 320. (200 Nm @ 3600 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 320.
Compare all specifications:
| 2009 Audi A4 | 2007 BMW 320 | |
| Make | Audi | BMW |
| Model | A4 | 320 |
| Year Released | 2009 | 2007 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3122 cc | 1995 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 252 HP | 148 HP |
| Engine RPM | 5100 RPM | 6200 RPM |
| Torque | 330 Nm | 200 Nm |
| Torque RPM | 3250 RPM | 3600 RPM |
| Engine Bore Size | 84.5 mm | 84 mm |
| Engine Stroke Size | 92.8 mm | 90 mm |
| Engine Compression Ratio | 12.5:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 250 km/hour | 220 km/hour |
| Acceleration 0-100mph | 6.8 seconds | 9 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 930 kg | 1395 kg |
| Vehicle Length | 4580 mm | 4530 mm |
| Vehicle Width | 1400 mm | 1430 mm |
| Vehicle Height | 1780 mm | 1820 mm |
| Wheelbase Size | 2660 mm | 2770 mm |
| Fuel Consumption Overall | 11 L/100km | 7.6 L/100km |
| Fuel Tank Capacity | 70 L | 63 L |
