2006 BMW X3 vs. 2007 BMW X5
To start off, 2007 BMW X5 is newer by 1 year(s). Which means there will be less support and parts availability for 2006 BMW X3. In addition, the cost of maintenance, including insurance, on 2006 BMW X3 would be higher. At 2,993 cc (6 cylinders), 2007 BMW X5 is equipped with a bigger engine. In terms of performance, 2006 BMW X3 (228 HP @ 5900 RPM) has 13 more horse power than 2007 BMW X5. (215 HP @ 4000 RPM). In normal driving conditions, 2006 BMW X3 should accelerate faster than 2007 BMW X5. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X5 weights approximately 812 kg more than 2006 BMW X3.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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 (500 Nm @ 2000 RPM) has 200 more torque (in Nm) than 2006 BMW X3. (300 Nm @ 3500 RPM). This means 2007 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW X3.
Compare all specifications:
| 2006 BMW X3 | 2007 BMW X5 | |
| Make | BMW | BMW |
| Model | X3 | X5 |
| Year Released | 2006 | 2007 |
| Body Type | SUV | SUV |
| Engine Position | Front | Front |
| Engine Size | 2977 cc | 2993 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 228 HP | 215 HP |
| Engine RPM | 5900 RPM | 4000 RPM |
| Torque | 300 Nm | 500 Nm |
| Torque RPM | 3500 RPM | 2000 RPM |
| Engine Compression Ratio | 10.2:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 210 km/hour | 210 km/hour |
| Acceleration 0-100mph | 8.1 seconds | 8.3 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1360 kg | 2172 kg |
| Vehicle Length | 4570 mm | 4670 mm |
| Vehicle Width | 1860 mm | 1880 mm |
| Vehicle Height | 1680 mm | 1720 mm |
| Wheelbase Size | 2800 mm | 2830 mm |
| Fuel Consumption Overall | 12.1 L/100km | 8.6 L/100km |
| Fuel Tank Capacity | 67 L | 93 L |
