2007 Audi A4 vs. 2008 BMW 545
To start off, 2008 BMW 545 is newer by 1 year(s). Which means there will be less support and parts availability for 2007 Audi A4. In addition, the cost of maintenance, including insurance, on 2007 Audi A4 would be higher. At 4,398 cc (8 cylinders), 2008 BMW 545 is equipped with a bigger engine. In terms of performance, 2008 BMW 545 (328 HP @ 6100 RPM) has 76 more horse power than 2007 Audi A4. (252 HP @ 6500 RPM) In normal driving conditions, 2008 BMW 545 should accelerate faster than 2007 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW 545 weights approximately 365 kg more than 2007 Audi A4. 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 2008 BMW 545. 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, 2008 BMW 545 (450 Nm @ 3600 RPM) has 119 more torque (in Nm) than 2007 Audi A4. (331 Nm @ 3250 RPM). This means 2008 BMW 545 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A4.
Compare all specifications:
| 2007 Audi A4 | 2008 BMW 545 | |
| Make | Audi | BMW |
| Model | A4 | 545 |
| Year Released | 2007 | 2008 |
| Body Type | Station Wagon | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3123 cc | 4398 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 252 HP | 328 HP |
| Engine RPM | 6500 RPM | 6100 RPM |
| Torque | 331 Nm | 450 Nm |
| Torque RPM | 3250 RPM | 3600 RPM |
| Engine Bore Size | 84.5 mm | 92 mm |
| Engine Stroke Size | 92.8 mm | 82.7 mm |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 245 km/hour | 250 km/hour |
| Acceleration 0-100mph | 7 seconds | 5.9 seconds |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1610 kg | 1975 kg |
| Vehicle Length | 4590 mm | 4850 mm |
| Vehicle Width | 1780 mm | 1850 mm |
| Vehicle Height | 1430 mm | 1500 mm |
| Wheelbase Size | 2650 mm | 2840 mm |
| Fuel Consumption Overall | 9.6 L/100km | 11.3 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
