2009 Audi A8 vs. 2005 BMW 325
To start off, 2009 Audi A8 is newer by 4 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 4,163 cc (8 cylinders), 2009 Audi A8 is equipped with a bigger engine. In terms of performance, 2009 Audi A8 (350 HP @ 6800 RPM) has 161 more horse power than 2005 BMW 325. (189 HP @ 6000 RPM). In normal driving conditions, 2009 Audi A8 should accelerate faster than 2005 BMW 325.
Because 2009 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2005 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 (442 Nm @ 3500 RPM) has 197 more torque (in Nm) than 2005 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 2005 BMW 325.
Compare all specifications:
| 2009 Audi A8 | 2005 BMW 325 | |
| Make | Audi | BMW |
| Model | A8 | 325 |
| Year Released | 2009 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 2494 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 350 HP | 189 HP |
| Engine RPM | 6800 RPM | 6000 RPM |
| Torque | 442 Nm | 245 Nm |
| Torque RPM | 3500 RPM | 3500 RPM |
| Engine Bore Size | 84.5 mm | 84 mm |
| Engine Stroke Size | 92.8 mm | 75 mm |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Length | 5070 mm | 4270 mm |
| Vehicle Width | 1900 mm | 1760 mm |
| Vehicle Height | 1450 mm | 1410 mm |
| Wheelbase Size | 2950 mm | 2740 mm |
| Fuel Consumption Overall | 13.1 L/100km | 9 L/100km |
| Fuel Tank Capacity | 90 L | 63 L |
