2006 BMW X5 vs. 2008 Porsche 911
To start off, 2008 Porsche 911 is newer by 2 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 3,823 cc (6 cylinders), 2008 Porsche 911 is equipped with a bigger engine. In terms of performance, 2008 Porsche 911 (350 HP @ 6600 RPM) has 122 more horse power than 2006 BMW X5. (228 HP @ 3500 RPM) In normal driving conditions, 2008 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 125 kg more than 2008 Porsche 911.
Because 2006 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 2008 Porsche 911. In wet, icy, snow, or gravel driving conditions, 2006 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, 2008 Porsche 911 (400 Nm @ 4600 RPM) has 100 more torque (in Nm) than 2006 BMW X5. (300 Nm @ 3500 RPM). This means 2008 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 | 2008 Porsche 911 | |
| Make | BMW | Porsche |
| Model | X5 | 911 |
| Year Released | 2006 | 2008 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 2979 cc | 3823 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 228 HP | 350 HP |
| Engine RPM | 3500 RPM | 6600 RPM |
| Torque | 300 Nm | 400 Nm |
| Torque RPM | 3500 RPM | 4600 RPM |
| Engine Bore Size | 84 mm | 99 mm |
| Engine Stroke Size | 89.6 mm | 82.8 mm |
| Engine Compression Ratio | 10.2:1 | 11.8:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 202 km/hour | 293 km/hour |
| Acceleration 0-100mph | 8.5 seconds | 4.9 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1630 kg | 1505 kg |
| Vehicle Length | 4670 mm | 4430 mm |
| Vehicle Width | 1880 mm | 1810 mm |
| Vehicle Height | 1720 mm | 1310 mm |
| Wheelbase Size | 2830 mm | 2360 mm |
| Fuel Consumption Overall | 12.7 L/100km | 11.6 L/100km |
| Fuel Tank Capacity | 93 L | 64 L |
