1999 BMW X5 vs. 2006 Porsche Cayman
To start off, 2006 Porsche Cayman is newer by 7 year(s). Which means there will be less support and parts availability for 1999 BMW X5. In addition, the cost of maintenance, including insurance, on 1999 BMW X5 would be higher. At 3,392 cc, 2006 Porsche Cayman is equipped with a bigger engine. In terms of performance, 2006 Porsche Cayman (295 HP @ 6250 RPM) has 105 more horse power than 1999 BMW X5. (190 HP @ 5300 RPM) In normal driving conditions, 2006 Porsche Cayman should accelerate faster than 1999 BMW X5. With that said, vehicle weight also plays an important factor in acceleration. 1999 BMW X5 weights approximately 555 kg more than 2006 Porsche Cayman.
Because 1999 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 2006 Porsche Cayman. In wet, icy, snow, or gravel driving conditions, 1999 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, 2006 Porsche Cayman (340 Nm @ 4400 RPM) has 59 more torque (in Nm) than 1999 BMW X5. (281 Nm @ 3950 RPM). This means 2006 Porsche Cayman will have an easier job in driving up hills or pulling heavy equipment than 1999 BMW X5.
Compare all specifications:
| 1999 BMW X5 | 2006 Porsche Cayman | |
| Make | BMW | Porsche |
| Model | X5 | Cayman |
| Year Released | 1999 | 2006 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 2792 cc | 3392 cc |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 190 HP | 295 HP |
| Engine RPM | 5300 RPM | 6250 RPM |
| Torque | 281 Nm | 340 Nm |
| Torque RPM | 3950 RPM | 4400 RPM |
| Engine Bore Size | 84.1 mm | 96 mm |
| Engine Stroke Size | 84.1 mm | 78 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1970 kg | 1415 kg |
| Vehicle Length | 4670 mm | 4380 mm |
| Vehicle Width | 1880 mm | 1810 mm |
| Vehicle Height | 1710 mm | 1310 mm |
| Wheelbase Size | 2830 mm | 2420 mm |
| Fuel Tank Capacity | 67 L | 74 L |
