2006 BMW X5 vs. 2007 Porsche 911
To start off, 2007 Porsche 911 is newer by 1 year(s). Which means there will be less support and parts availability for 2006 BMW X5. In addition, the cost of maintenance, including insurance, on 2006 BMW X5 would be higher. At 3,596 cc (6 cylinders), 2007 Porsche 911 is equipped with a bigger engine. In terms of performance, 2007 Porsche 911 (316 HP @ 4250 RPM) has 91 more horse power than 2006 BMW X5. (225 HP @ 5900 RPM) In normal driving conditions, 2007 Porsche 911 should accelerate faster than 2006 BMW X5. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW X5 weights approximately 290 kg more than 2007 Porsche 911.
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 Porsche 911 (370 Nm @ 4250 RPM) has 80 more torque (in Nm) than 2006 BMW X5. (290 Nm @ 3500 RPM). This means 2007 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW X5.
Compare all specifications:
| 2006 BMW X5 | 2007 Porsche 911 | |
| Make | BMW | Porsche |
| Model | X5 | 911 |
| Year Released | 2006 | 2007 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 2981 cc | 3596 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 225 HP | 316 HP |
| Engine RPM | 5900 RPM | 4250 RPM |
| Torque | 290 Nm | 370 Nm |
| Torque RPM | 3500 RPM | 4250 RPM |
| Engine Bore Size | 84 mm | 96 mm |
| Engine Stroke Size | 89.6 mm | 82.8 mm |
| Engine Compression Ratio | 10.2:1 | 11.3:1 |
| Drive Type | 4WD | 4WD |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1835 kg | 1545 kg |
| Vehicle Length | 4670 mm | 4440 mm |
| Vehicle Width | 1880 mm | 1840 mm |
| Vehicle Height | 1770 mm | 1300 mm |
| Wheelbase Size | 2830 mm | 2360 mm |
| Fuel Consumption Highway | 11.2 L/100km | 8.9 L/100km |
| Fuel Consumption City | 15.7 L/100km | 18.2 L/100km |
| Fuel Consumption Overall | 13.8 L/100km | 11.4 L/100km |
| Fuel Tank Capacity | 92 L | 64 L |
