2007 BMW X5 vs. 2005 Porsche 911
To start off, 2007 BMW X5 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Porsche 911. In addition, the cost of maintenance, including insurance, on 2005 Porsche 911 would be higher. At 3,600 cc (6 cylinders), 2005 Porsche 911 is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (414 HP @ 6000 RPM) has 154 more horse power than 2007 BMW X5. (260 HP @ 6600 RPM) In normal driving conditions, 2005 Porsche 911 should accelerate faster than 2007 BMW X5.
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, 2005 Porsche 911 (560 Nm @ 2700 RPM) has 255 more torque (in Nm) than 2007 BMW X5. (305 Nm @ 2750 RPM). This means 2005 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW X5. 2007 BMW X5 has automatic transmission and 2005 Porsche 911 has manual transmission. 2005 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW X5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW X5 | 2005 Porsche 911 | |
| Make | BMW | Porsche |
| Model | X5 | 911 |
| Year Released | 2007 | 2005 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 2996 cc | 3600 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 260 HP | 414 HP |
| Engine RPM | 6600 RPM | 6000 RPM |
| Torque | 305 Nm | 560 Nm |
| Torque RPM | 2750 RPM | 2700 RPM |
| Engine Bore Size | 85 mm | 100 mm |
| Engine Stroke Size | 88 mm | 76.4 mm |
| Engine Compression Ratio | 10.7:1 | 9.4:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Length | 4860 mm | 4440 mm |
| Vehicle Width | 1940 mm | 1840 mm |
| Vehicle Height | 1770 mm | 1300 mm |
| Wheelbase Size | 2940 mm | 2360 mm |
| Fuel Consumption Overall | 12.4 L/100km | 12.8 L/100km |
| Fuel Tank Capacity | 85 L | 64 L |
