2007 Audi A6 vs. 2005 BMW 325
To start off, 2007 Audi A6 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 BMW 325. In addition, the cost of maintenance, including insurance, on 2005 BMW 325 would be higher. At 3,123 cc (6 cylinders), 2007 Audi A6 is equipped with a bigger engine. In terms of performance, 2007 Audi A6 (252 HP @ 6500 RPM) has 68 more horse power than 2005 BMW 325. (184 HP @ 7400 RPM). In normal driving conditions, 2007 Audi A6 should accelerate faster than 2005 BMW 325. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A6 weights approximately 220 kg more than 2005 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, 2007 Audi A6 (330 Nm) has 93 more torque (in Nm) than 2005 BMW 325. (237 Nm). This means 2007 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 325.
Compare all specifications:
| 2007 Audi A6 | 2005 BMW 325 | |
| Make | Audi | BMW |
| Model | A6 | 325 |
| Year Released | 2007 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3123 cc | 2492 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 252 HP | 184 HP |
| Engine RPM | 6500 RPM | 7400 RPM |
| Torque | 330 Nm | 237 Nm |
| Engine Bore Size | 84.6 mm | 84 mm |
| Engine Stroke Size | 92.8 mm | 75 mm |
| Engine Compression Ratio | 13.0:1 | 10.5:1 |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1680 kg | 1460 kg |
| Vehicle Length | 4920 mm | 4480 mm |
| Vehicle Width | 1860 mm | 1750 mm |
| Vehicle Height | 1470 mm | 1420 mm |
| Wheelbase Size | 2850 mm | 2730 mm |
| Fuel Consumption Overall | 10.9 L/100km | 9.8 L/100km |
| Fuel Tank Capacity | 80 L | 63 L |
