2003 BMW X5 vs. 2009 Porsche 911
To start off, 2009 Porsche 911 is newer by 6 year(s). Which means there will be less support and parts availability for 2003 BMW X5. In addition, the cost of maintenance, including insurance, on 2003 BMW X5 would be higher. At 3,600 cc (6 cylinders), 2009 Porsche 911 is equipped with a bigger engine. In terms of performance, 2009 Porsche 911 (473 HP @ 6000 RPM) has 258 more horse power than 2003 BMW X5. (215 HP @ 4000 RPM) In normal driving conditions, 2009 Porsche 911 should accelerate faster than 2003 BMW X5. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW X5 weights approximately 755 kg more than 2009 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, 2009 Porsche 911 (620 Nm @ 1950 RPM) has 120 more torque (in Nm) than 2003 BMW X5. (500 Nm @ 2000 RPM). This means 2009 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW X5.
Compare all specifications:
| 2003 BMW X5 | 2009 Porsche 911 | |
| Make | BMW | Porsche |
| Model | X5 | 911 |
| Year Released | 2003 | 2009 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 2983 cc | 3600 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 473 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 500 Nm | 620 Nm |
| Torque RPM | 2000 RPM | 1950 RPM |
| Engine Compression Ratio | 18.0:1 | 9.0:1 |
| Top Speed | 205 km/hour | 305 km/hour |
| Acceleration 0-100mph | 8.8 seconds | 3.8 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2180 kg | 1425 kg |
| Vehicle Length | 4670 mm | 4460 mm |
| Vehicle Width | 1880 mm | 1310 mm |
| Vehicle Height | 1720 mm | 1860 mm |
| Wheelbase Size | 2840 mm | 2360 mm |
| Fuel Consumption Overall | 9.4 L/100km | 13.7 L/100km |
| Fuel Tank Capacity | 93 L | 67 L |
