2005 Audi A8 vs. 2004 BMW 325
To start off, 2005 Audi A8 is newer by 1 year(s). Which means there will be less support and parts availability for 2004 BMW 325. In addition, the cost of maintenance, including insurance, on 2004 BMW 325 would be higher. At 5,998 cc, 2005 Audi A8 is equipped with a bigger engine. In terms of performance, 2005 Audi A8 (450 HP @ 6300 RPM) has 266 more horse power than 2004 BMW 325. (184 HP @ 7250 RPM). In normal driving conditions, 2005 Audi A8 should accelerate faster than 2004 BMW 325. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A8 weights approximately 550 kg more than 2004 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, 2005 Audi A8 (560 Nm) has 323 more torque (in Nm) than 2004 BMW 325. (237 Nm). This means 2005 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW 325.
Compare all specifications:
| 2005 Audi A8 | 2004 BMW 325 | |
| Make | Audi | BMW |
| Model | A8 | 325 |
| Year Released | 2005 | 2004 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 5998 cc | 2490 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 450 HP | 184 HP |
| Engine RPM | 6300 RPM | 7250 RPM |
| Torque | 560 Nm | 237 Nm |
| Engine Bore Size | 84.1 mm | 84 mm |
| Engine Stroke Size | 90 mm | 75 mm |
| Engine Compression Ratio | 11.0:1 | 10.5:1 |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2145 kg | 1595 kg |
| Vehicle Length | 5200 mm | 4480 mm |
| Vehicle Width | 1900 mm | 1750 mm |
| Vehicle Height | 1460 mm | 1420 mm |
| Wheelbase Size | 3080 mm | 2730 mm |
| Fuel Consumption Highway | 11.2 L/100km | 8.1 L/100km |
| Fuel Consumption City | 15.7 L/100km | 11.8 L/100km |
| Fuel Consumption Overall | 13.8 L/100km | 9.8 L/100km |
| Fuel Tank Capacity | 90 L | 63 L |
