2009 Audi A3 vs. 2007 BMW X5
To start off, 2009 Audi A3 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 BMW X5. In addition, the cost of maintenance, including insurance, on 2007 BMW X5 would be higher. At 4,799 cc (8 cylinders), 2007 BMW X5 is equipped with a bigger engine. In terms of performance, 2007 BMW X5 (350 HP @ 6300 RPM) has 153 more horse power than 2009 Audi A3. (197 HP @ 5100 RPM) In normal driving conditions, 2007 BMW X5 should accelerate faster than 2009 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X5 weights approximately 755 kg more than 2009 Audi A3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Audi A3. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 BMW X5 (476 Nm @ 3400 RPM) has 196 more torque (in Nm) than 2009 Audi A3. (280 Nm @ 1800 RPM). This means 2007 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A3.
Compare all specifications:
| 2009 Audi A3 | 2007 BMW X5 | |
| Make | Audi | BMW |
| Model | A3 | X5 |
| Year Released | 2009 | 2007 |
| Body Type | Hatchback | SUV |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 4799 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 197 HP | 350 HP |
| Engine RPM | 5100 RPM | 6300 RPM |
| Torque | 280 Nm | 476 Nm |
| Torque RPM | 1800 RPM | 3400 RPM |
| Engine Bore Size | 82.6 mm | 93 mm |
| Engine Stroke Size | 92.8 mm | 88.3 mm |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 1445 kg | 2200 kg |
| Vehicle Length | 4220 mm | 4860 mm |
| Vehicle Width | 1770 mm | 1940 mm |
| Vehicle Height | 1430 mm | 1770 mm |
| Wheelbase Size | 2580 mm | 2940 mm |
| Fuel Consumption Overall | 7.7 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 55 L | 85 L |
