2008 BMW X5 vs. 2005 Porsche Carrera GT
To start off, 2008 BMW X5 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Porsche Carrera GT. In addition, the cost of maintenance, including insurance, on 2005 Porsche Carrera GT would be higher. At 5,733 cc (10 cylinders), 2005 Porsche Carrera GT is equipped with a bigger engine. In terms of performance, 2005 Porsche Carrera GT (604 HP @ 8000 RPM) has 249 more horse power than 2008 BMW X5. (355 HP @ 6200 RPM) In normal driving conditions, 2005 Porsche Carrera GT should accelerate faster than 2008 BMW X5. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW X5 weights approximately 820 kg more than 2005 Porsche Carrera GT.
Because 2008 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Porsche Carrera GT. In wet, icy, snow, or gravel driving conditions, 2008 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, 2005 Porsche Carrera GT (590 Nm @ 5750 RPM) has 100 more torque (in Nm) than 2008 BMW X5. (490 Nm @ 3600 RPM). This means 2005 Porsche Carrera GT will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW X5. 2008 BMW X5 has automatic transmission and 2005 Porsche Carrera GT has manual transmission. 2005 Porsche Carrera GT will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 BMW X5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 BMW X5 | 2005 Porsche Carrera GT | |
| Make | BMW | Porsche |
| Model | X5 | Carrera GT |
| Year Released | 2008 | 2005 |
| Body Type | SUV | Roadster |
| Engine Position | Front | Middle |
| Engine Size | 4797 cc | 5733 cc |
| Engine Cylinders | 8 cylinders | 10 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 355 HP | 604 HP |
| Engine RPM | 6200 RPM | 8000 RPM |
| Torque | 490 Nm | 590 Nm |
| Torque RPM | 3600 RPM | 5750 RPM |
| Engine Bore Size | 93 mm | 98 mm |
| Engine Stroke Size | 88.3 mm | 76 mm |
| Engine Compression Ratio | 11.0:1 | 12.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 246 km/hour | 330 km/hour |
| Acceleration 0-100mph | 6.1 seconds | 3.9 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2200 kg | 1380 kg |
| Vehicle Length | 4670 mm | 4620 mm |
| Vehicle Width | 1880 mm | 1930 mm |
| Vehicle Height | 1710 mm | 1170 mm |
| Wheelbase Size | 2830 mm | 2860 mm |
| Fuel Consumption Overall | 13.5 L/100km | 18 L/100km |
| Fuel Tank Capacity | 93 L | 92 L |
