2008 Audi A4 vs. 2013 BMW X5
To start off, 2013 BMW X5 is newer by 5 year(s). Which means there will be less support and parts availability for 2008 Audi A4. In addition, the cost of maintenance, including insurance, on 2008 Audi A4 would be higher. At 4,400 cc (8 cylinders), 2013 BMW X5 is equipped with a bigger engine. In terms of performance, 2013 BMW X5 (395 HP @ 5500 RPM) has 145 more horse power than 2008 Audi A4. (250 HP @ 5700 RPM) In normal driving conditions, 2013 BMW X5 should accelerate faster than 2008 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW X5 weights approximately 1050 kg more than 2008 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 BMW X5 is all wheel drive (AWD), it will have significant more traction and grip than 2008 Audi A4. In wet, icy, snow, or gravel driving conditions, 2013 BMW X5 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, 2013 BMW X5 (610 Nm @ 4500 RPM) has 415 more torque (in Nm) than 2008 Audi A4. (195 Nm @ 3300 RPM). This means 2013 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A4.
Compare all specifications:
| 2008 Audi A4 | 2013 BMW X5 | |
| Make | Audi | BMW |
| Model | A4 | X5 |
| Year Released | 2008 | 2013 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 4400 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 250 HP | 395 HP |
| Engine RPM | 5700 RPM | 5500 RPM |
| Torque | 195 Nm | 610 Nm |
| Torque RPM | 3300 RPM | 4500 RPM |
| Engine Bore Size | 82.5 mm | 89 mm |
| Engine Stroke Size | 92.8 mm | 88 mm |
| Engine Compression Ratio | 10.3:1 | 10.0 :1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | AWD |
| Transmission Type | Automatic | 8-speed automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1390 kg | 2440 kg |
| Vehicle Length | 4180 mm | 4857 mm |
| Vehicle Height | 1560 mm | 1776 mm |
| Wheelbase Size | 2650 mm | 2933 mm |
| Fuel Tank Capacity | 70 L | 85 L |
