2007 BMW X3 vs. 2011 BMW X5
To start off, 2011 BMW X5 is newer by 4 year(s). Which means there will be less support and parts availability for 2007 BMW X3. In addition, the cost of maintenance, including insurance, on 2007 BMW X3 would be higher. At 3,000 cc (6 cylinders), 2011 BMW X5 is equipped with a bigger engine. In terms of performance, 2011 BMW X5 (265 HP @ 4200 RPM) has 37 more horse power than 2007 BMW X3. (228 HP @ 5900 RPM) In normal driving conditions, 2011 BMW X5 should accelerate faster than 2007 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2011 BMW X5 weights approximately 251 kg more than 2007 BMW X3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2011 BMW X5 (576 Nm @ 1750 RPM) has 275 more torque (in Nm) than 2007 BMW X3. (301 Nm @ 3500 RPM). This means 2011 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW X3.
Compare all specifications:
| 2007 BMW X3 | 2011 BMW X5 | |
| Make | BMW | BMW |
| Model | X3 | X5 |
| Year Released | 2007 | 2011 |
| Body Type | SUV | SUV |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 3000 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 228 HP | 265 HP |
| Engine RPM | 5900 RPM | 4200 RPM |
| Torque | 301 Nm | 576 Nm |
| Torque RPM | 3500 RPM | 1750 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 2104 kg | 2355 kg |
| Vehicle Length | 4670 mm | 4857 mm |
| Vehicle Width | 1710 mm | 1933 mm |
| Vehicle Height | 1880 mm | 1776 mm |
| Wheelbase Size | 2830 mm | 2934 mm |
| Fuel Tank Capacity | 67 L | 85 L |
