2009 Audi A4 vs. 2007 BMW 328
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 328. In addition, the cost of maintenance, including insurance, on 2007 BMW 328 would be higher. At 2,999 cc (6 cylinders), 2007 BMW 328 is equipped with a bigger engine. In terms of performance, 2007 BMW 328 (230 HP @ 6500 RPM) has 43 more horse power than 2009 Audi A4. (187 HP @ 3500 RPM) In normal driving conditions, 2007 BMW 328 should accelerate faster than 2009 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A4 weights approximately 155 kg more than 2007 BMW 328.
Because 2007 BMW 328 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Audi A4. In wet, icy, snow, or gravel driving conditions, 2007 BMW 328 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 (400 Nm @ 1400 RPM) has 129 more torque (in Nm) than 2007 BMW 328. (271 Nm @ 2750 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 328.
Compare all specifications:
| 2009 Audi A4 | 2007 BMW 328 | |
| Make | Audi | BMW |
| Model | A4 | 328 |
| Year Released | 2009 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2698 cc | 2999 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 187 HP | 230 HP |
| Engine RPM | 3500 RPM | 6500 RPM |
| Torque | 400 Nm | 271 Nm |
| Torque RPM | 1400 RPM | 2750 RPM |
| Engine Compression Ratio | 16.8:1 | 10.7:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1670 kg | 1515 kg |
