2009 Audi A8 vs. 2008 BMW 325
To start off, 2009 Audi A8 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 BMW 325. In addition, the cost of maintenance, including insurance, on 2008 BMW 325 would be higher. At 3,936 cc (8 cylinders), 2009 Audi A8 is equipped with a bigger engine. In terms of performance, 2008 BMW 325 (500 HP @ 6000 RPM) has 228 more horse power than 2009 Audi A8. (272 HP @ 3750 RPM) In normal driving conditions, 2008 BMW 325 should accelerate faster than 2009 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A8 weights approximately 385 kg more than 2008 BMW 325.
Because 2009 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2008 BMW 325. In wet, icy, snow, or gravel driving conditions, 2009 Audi A8 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, 2009 Audi A8 (650 Nm @ 1800 RPM) has 405 more torque (in Nm) than 2008 BMW 325. (245 Nm @ 3500 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW 325.
Compare all specifications:
| 2009 Audi A8 | 2008 BMW 325 | |
| Make | Audi | BMW |
| Model | A8 | 325 |
| Year Released | 2009 | 2008 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3936 cc | 2493 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 272 HP | 500 HP |
| Engine RPM | 3750 RPM | 6000 RPM |
| Torque | 650 Nm | 245 Nm |
| Torque RPM | 1800 RPM | 3500 RPM |
| Engine Bore Size | 81 mm | 84 mm |
| Engine Stroke Size | 95.5 mm | 75 mm |
| Engine Compression Ratio | 18.0:1 | 10.5:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 250 km/hour | 237 km/hour |
| Acceleration 0-100mph | 6.8 seconds | 8.6 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1940 kg | 1555 kg |
| Vehicle Length | 5190 mm | 4870 mm |
| Vehicle Height | 1460 mm | 1470 mm |
| Wheelbase Size | 3080 mm | 2730 mm |
| Fuel Consumption Overall | 9.6 L/100km | 9 L/100km |
| Fuel Tank Capacity | 90 L | 63 L |
