2007 BMW X3 vs. 2011 Porsche 911
To start off, 2011 Porsche 911 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 3,600 cc (6 cylinders), 2011 Porsche 911 is equipped with a bigger engine. In terms of performance, 2011 Porsche 911 (345 HP @ 6500 RPM) has 85 more horse power than 2007 BMW X3. (260 HP @ 6600 RPM) In normal driving conditions, 2011 Porsche 911 should accelerate faster than 2007 BMW X3.
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 Porsche 911 (390 Nm @ 4400 RPM) has 85 more torque (in Nm) than 2007 BMW X3. (305 Nm @ 2750 RPM). This means 2011 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW X3. 2007 BMW X3 has automatic transmission and 2011 Porsche 911 has manual transmission. 2011 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW X3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW X3 | 2011 Porsche 911 | |
| Make | BMW | Porsche |
| Model | X3 | 911 |
| Year Released | 2007 | 2011 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 2979 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 | 345 HP |
| Engine RPM | 6600 RPM | 6500 RPM |
| Torque | 305 Nm | 390 Nm |
| Torque RPM | 2750 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | Manual |
| Number of Doors | 5 doors | 2 doors |
