2009 Audi A6 vs. 2007 BMW 325
To start off, 2009 Audi A6 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 BMW 325. In addition, the cost of maintenance, including insurance, on 2007 BMW 325 would be higher. At 3,121 cc (6 cylinders), 2009 Audi A6 is equipped with a bigger engine. In terms of performance, 2009 Audi A6 (255 HP @ 6500 RPM) has 40 more horse power than 2007 BMW 325. (215 HP @ 5600 RPM). In normal driving conditions, 2009 Audi A6 should accelerate faster than 2007 BMW 325. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A6 weights approximately 120 kg more than 2007 BMW 325. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2009 Audi A6 (330 Nm @ 3250 RPM) has 80 more torque (in Nm) than 2007 BMW 325. (250 Nm @ 2750 RPM). This means 2009 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 325.
Compare all specifications:
| 2009 Audi A6 | 2007 BMW 325 | |
| Make | Audi | BMW |
| Model | A6 | 325 |
| Year Released | 2009 | 2007 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3121 cc | 2497 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 255 HP | 215 HP |
| Engine RPM | 6500 RPM | 5600 RPM |
| Torque | 330 Nm | 250 Nm |
| Torque RPM | 3250 RPM | 2750 RPM |
| Engine Bore Size | 84.5 mm | 78.8 mm |
| Engine Stroke Size | 92.8 mm | 82 mm |
| Engine Compression Ratio | 12.5:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Acceleration 0-100mph | 6.9 seconds | 6.9 seconds |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1540 kg | 1420 kg |
| Vehicle Length | 4930 mm | 4590 mm |
| Vehicle Width | 2040 mm | 1400 mm |
| Vehicle Height | 1460 mm | 1790 mm |
| Wheelbase Size | 2850 mm | 2770 mm |
| Fuel Consumption Overall | 9.8 L/100km | 11.9 L/100km |
| Fuel Tank Capacity | 80 L | 63 L |
