2007 Audi RS4 vs. 2004 BMW 325
To start off, 2007 Audi RS4 is newer by 3 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 4,161 cc (8 cylinders), 2007 Audi RS4 is equipped with a bigger engine. In terms of performance, 2007 Audi RS4 (420 HP @ 8205 RPM) has 236 more horse power than 2004 BMW 325. (184 HP @ 7250 RPM). In normal driving conditions, 2007 Audi RS4 should accelerate faster than 2004 BMW 325. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi RS4 weights approximately 105 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, 2007 Audi RS4 (430 Nm) has 193 more torque (in Nm) than 2004 BMW 325. (237 Nm). This means 2007 Audi RS4 will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW 325.
Compare all specifications:
| 2007 Audi RS4 | 2004 BMW 325 | |
| Make | Audi | BMW |
| Model | RS4 | 325 |
| Year Released | 2007 | 2004 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 4161 cc | 2490 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 420 HP | 184 HP |
| Engine RPM | 8205 RPM | 7250 RPM |
| Torque | 430 Nm | 237 Nm |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1700 kg | 1595 kg |
| Vehicle Width | 1820 mm | 1750 mm |
