2006 BMW 730 vs. 2006 Porsche Cayman
To start off, both 2006 BMW 730 and 2006 Porsche Cayman were released in the same year (2006). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,991 cc (6 cylinders), 2006 BMW 730 is equipped with a bigger engine. In terms of performance, 2006 Porsche Cayman (242 HP @ 6500 RPM) has 14 more horse power than 2006 BMW 730. (228 HP @ 4000 RPM) In normal driving conditions, 2006 Porsche Cayman should accelerate faster than 2006 BMW 730. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 730 weights approximately 675 kg more than 2006 Porsche Cayman.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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, 2006 BMW 730 (520 Nm @ 2000 RPM) has 247 more torque (in Nm) than 2006 Porsche Cayman. (273 Nm @ 4600 RPM). This means 2006 BMW 730 will have an easier job in driving up hills or pulling heavy equipment than 2006 Porsche Cayman.
Compare all specifications:
| 2006 BMW 730 | 2006 Porsche Cayman | |
| Make | BMW | Porsche |
| Model | 730 | Cayman |
| Year Released | 2006 | 2006 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 2991 cc | 2686 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 228 HP | 242 HP |
| Engine RPM | 4000 RPM | 6500 RPM |
| Torque | 520 Nm | 273 Nm |
| Torque RPM | 2000 RPM | 4600 RPM |
| Engine Compression Ratio | 18.0:1 | 11.3:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 238 km/hour | 258 km/hour |
| Acceleration 0-100mph | 7.8 seconds | 6.1 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1975 kg | 1300 kg |
| Vehicle Length | 5050 mm | 4350 mm |
| Vehicle Width | 1910 mm | 1810 mm |
| Vehicle Height | 1500 mm | 1310 mm |
| Wheelbase Size | 3000 mm | 2420 mm |
| Fuel Consumption Overall | 8.2 L/100km | 9.3 L/100km |
| Fuel Tank Capacity | 88 L | 64 L |
