2007 Audi A4 vs. 2005 BMW 525
To start off, 2007 Audi A4 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 BMW 525. In addition, the cost of maintenance, including insurance, on 2005 BMW 525 would be higher. At 2,497 cc (6 cylinders), 2005 BMW 525 is equipped with a bigger engine. In terms of performance, 2007 Audi A4 (201 HP @ 5100 RPM) has 40 more horse power than 2005 BMW 525. (161 HP @ 4000 RPM). In normal driving conditions, 2007 Audi A4 should accelerate faster than 2005 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A4 weights approximately 140 kg more than 2005 BMW 525. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2005 BMW 525. In wet, icy, snow, or gravel driving conditions, 2007 Audi A4 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, 2005 BMW 525 (350 Nm @ 2000 RPM) has 69 more torque (in Nm) than 2007 Audi A4. (281 Nm @ 1800 RPM). This means 2005 BMW 525 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A4. 2005 BMW 525 has automatic transmission and 2007 Audi A4 has manual transmission. 2007 Audi A4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 BMW 525 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Audi A4 | 2005 BMW 525 | |
| Make | Audi | BMW |
| Model | A4 | 525 |
| Year Released | 2007 | 2005 |
| Body Type | Station Wagon | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 2497 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 201 HP | 161 HP |
| Engine RPM | 5100 RPM | 4000 RPM |
| Torque | 281 Nm | 350 Nm |
| Torque RPM | 1800 RPM | 2000 RPM |
| Engine Bore Size | 82.5 mm | 80 mm |
| Engine Stroke Size | 92.8 mm | 82.8 mm |
| Fuel Type | Diesel | Diesel |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1880 kg | 1740 kg |
| Vehicle Length | 4590 mm | 4810 mm |
| Vehicle Width | 1780 mm | 1810 mm |
| Vehicle Height | 1430 mm | 1450 mm |
| Wheelbase Size | 2660 mm | 2840 mm |
| Fuel Consumption Overall | 9.4 L/100km | 7 L/100km |
| Fuel Tank Capacity | 63 L | 70 L |
