2009 Audi A4 vs. 2013 BMW 3 Series
To start off, 2013 BMW 3 Series is newer by 4 year(s). Which means there will be less support and parts availability for 2009 Audi A4. In addition, the cost of maintenance, including insurance, on 2009 Audi A4 would be higher. At 2,979 cc (6 cylinders), 2013 BMW 3 Series is equipped with a bigger engine. In terms of performance, 2013 BMW 3 Series (296 HP @ 5800 RPM) has 79 more horse power than 2009 Audi A4. (217 HP @ 6300 RPM) In normal driving conditions, 2013 BMW 3 Series should accelerate faster than 2009 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW 3 Series weights approximately 85 kg more than 2009 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2013 BMW 3 Series (407 Nm @ 5000 RPM) has 107 more torque (in Nm) than 2009 Audi A4. (300 Nm @ 3200 RPM). This means 2013 BMW 3 Series will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A4.
Compare all specifications:
| 2009 Audi A4 | 2013 BMW 3 Series | |
| Make | Audi | BMW |
| Model | A4 | 3 Series |
| Year Released | 2009 | 2013 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2975 cc | 2979 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 217 HP | 296 HP |
| Engine RPM | 6300 RPM | 5800 RPM |
| Torque | 300 Nm | 407 Nm |
| Torque RPM | 3200 RPM | 5000 RPM |
| Engine Bore Size | 82.5 mm | 84 mm |
| Engine Stroke Size | 92.8 mm | 89 mm |
| Engine Compression Ratio | 11.0:1 | 10.2 :1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 236 km/hour | 210 km/hour |
| Acceleration 0-100mph | 8.9 seconds | 5.5 seconds |
| Drive Type | 4WD | AWD |
| Transmission Type | Manual | 6-speed manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1610 kg | 1695 kg |
| Vehicle Length | 4550 mm | 4620 mm |
| Vehicle Width | 1780 mm | 1961 mm |
| Vehicle Height | 1430 mm | 1395 mm |
| Wheelbase Size | 2660 mm | 2760 mm |
| Fuel Tank Capacity | 66 L | 61 L |
