2008 Audi A4 vs. 2009 BMW 740
To start off, 2009 BMW 740 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Audi A4. In addition, the cost of maintenance, including insurance, on 2008 Audi A4 would be higher. At 3,901 cc (8 cylinders), 2009 BMW 740 is equipped with a bigger engine. In terms of performance, 2008 Audi A4 (255 HP @ 6500 RPM) has 1 more horse power than 2009 BMW 740. (254 HP @ 4000 RPM). In normal driving conditions, 2008 Audi A4 should accelerate faster than 2009 BMW 740. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW 740 weights approximately 600 kg more than 2008 Audi A4.
Because 2009 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 2009 BMW 740. However, in wet, icy, snow, or gravel driving conditions, 2008 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 BMW 740 (600 Nm @ 1900 RPM) has 270 more torque (in Nm) than 2008 Audi A4. (330 Nm @ 3250 RPM). This means 2009 BMW 740 will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A4.
Compare all specifications:
| 2008 Audi A4 | 2009 BMW 740 | |
| Make | Audi | BMW |
| Model | A4 | 740 |
| Year Released | 2008 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3122 cc | 3901 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 255 HP | 254 HP |
| Engine RPM | 6500 RPM | 4000 RPM |
| Torque | 330 Nm | 600 Nm |
| Torque RPM | 3250 RPM | 1900 RPM |
| Engine Bore Size | 84.5 mm | 84 mm |
| Engine Stroke Size | 92.8 mm | 88 mm |
| Engine Compression Ratio | 12.5:1 | 18.0:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Acceleration 0-100mph | 6.8 seconds | 7.7 seconds |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1490 kg | 2090 kg |
| Vehicle Length | 4590 mm | 5040 mm |
| Vehicle Width | 1780 mm | 1910 mm |
| Vehicle Height | 1430 mm | 1500 mm |
| Wheelbase Size | 2660 mm | 3000 mm |
| Fuel Consumption Overall | 11.2 L/100km | 9.8 L/100km |
| Fuel Tank Capacity | 70 L | 88 L |
