2008 BMW 730 vs. 2008 Porsche Cayman
To start off, both 2008 BMW 730 and 2008 Porsche Cayman were released in the same year (2008). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 3,386 cc (6 cylinders), 2008 Porsche Cayman is equipped with a bigger engine. In terms of performance, 2008 Porsche Cayman (291 HP @ 6250 RPM) has 37 more horse power than 2008 BMW 730. (254 HP @ 6600 RPM) In normal driving conditions, 2008 Porsche Cayman should accelerate faster than 2008 BMW 730. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW 730 weights approximately 405 kg more than 2008 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, 2008 Porsche Cayman (340 Nm @ 4400 RPM) has 40 more torque (in Nm) than 2008 BMW 730. (300 Nm @ 2500 RPM). This means 2008 Porsche Cayman will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW 730.
Compare all specifications:
| 2008 BMW 730 | 2008 Porsche Cayman | |
| Make | BMW | Porsche |
| Model | 730 | Cayman |
| Year Released | 2008 | 2008 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 2995 cc | 3386 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 254 HP | 291 HP |
| Engine RPM | 6600 RPM | 6250 RPM |
| Torque | 300 Nm | 340 Nm |
| Torque RPM | 2500 RPM | 4400 RPM |
| Engine Compression Ratio | 10.7:1 | 11.1:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 244 km/hour | 275 km/hour |
| Acceleration 0-100mph | 7.9 seconds | 5.7 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1820 kg | 1415 kg |
| Vehicle Length | 5180 mm | 4350 mm |
| Vehicle Width | 1910 mm | 1810 mm |
| Vehicle Height | 1500 mm | 1310 mm |
| Wheelbase Size | 3140 mm | 2420 mm |
| Fuel Consumption Overall | 10.1 L/100km | 10.6 L/100km |
| Fuel Tank Capacity | 88 L | 64 L |
