2009 BMW 745 vs. 2008 Audi A6
To start off, 2009 BMW 745 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Audi A6. In addition, the cost of maintenance, including insurance, on 2008 Audi A6 would be higher. At 4,398 cc (8 cylinders), 2009 BMW 745 is equipped with a bigger engine. In terms of performance, 2009 BMW 745 (328 HP @ 6100 RPM) has 98 more horse power than 2008 Audi A6. (230 HP @ 4000 RPM). In normal driving conditions, 2009 BMW 745 should accelerate faster than 2008 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW 745 weights approximately 125 kg more than 2008 Audi A6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2009 BMW 745. In wet, icy, snow, or gravel driving conditions, 2008 Audi A6 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, both vehicles can yield 450 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles.
Compare all specifications:
| 2009 BMW 745 | 2008 Audi A6 | |
| Make | BMW | Audi |
| Model | 745 | A6 |
| Year Released | 2009 | 2008 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 2965 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 328 HP | 230 HP |
| Engine RPM | 6100 RPM | 4000 RPM |
| Torque | 450 Nm | 450 Nm |
| Torque RPM | 3600 RPM | 1400 RPM |
| Engine Bore Size | 92.1 mm | 83 mm |
| Engine Stroke Size | 82.7 mm | 91.4 mm |
| Engine Compression Ratio | 10.0:1 | 17.0:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Acceleration 0-100mph | 6.3 seconds | 6.1 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1945 kg | 1820 kg |
| Vehicle Length | 5040 mm | 4920 mm |
| Vehicle Width | 1910 mm | 1860 mm |
| Vehicle Height | 1500 mm | 1470 mm |
| Wheelbase Size | 3000 mm | 2850 mm |
| Fuel Consumption Overall | 10.9 L/100km | 8 L/100km |
| Fuel Tank Capacity | 88 L | 80 L |
