2009 Audi A4 vs. 2006 BMW 740
To start off, 2009 Audi A4 is newer by 3 year(s). Which means there will be less support and parts availability for 2006 BMW 740. In addition, the cost of maintenance, including insurance, on 2006 BMW 740 would be higher. At 3,999 cc (8 cylinders), 2006 BMW 740 is equipped with a bigger engine. In terms of performance, 2006 BMW 740 (302 HP @ 3700 RPM) has 115 more horse power than 2009 Audi A4. (187 HP @ 3500 RPM) In normal driving conditions, 2006 BMW 740 should accelerate faster than 2009 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 740 weights approximately 300 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.
Because 2006 BMW 740 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 2006 BMW 740. However, in wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Audi A4 (400 Nm @ 1400 RPM) has 10 more torque (in Nm) than 2006 BMW 740. (390 Nm @ 3700 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 740.
Compare all specifications:
| 2009 Audi A4 | 2006 BMW 740 | |
| Make | Audi | BMW |
| Model | A4 | 740 |
| Year Released | 2009 | 2006 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2697 cc | 3999 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 187 HP | 302 HP |
| Engine RPM | 3500 RPM | 3700 RPM |
| Torque | 400 Nm | 390 Nm |
| Torque RPM | 1400 RPM | 3700 RPM |
| Fuel Type | Diesel | Gasoline |
| Acceleration 0-100mph | 8.3 seconds | 6.8 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1645 kg | 1945 kg |
| Vehicle Length | 4710 mm | 5040 mm |
| Vehicle Width | 1830 mm | 1910 mm |
| Vehicle Height | 1440 mm | 1500 mm |
| Wheelbase Size | 2810 mm | 3000 mm |
| Fuel Consumption Overall | 6.5 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 65 L | 88 L |
