2005 BMW 320 vs. 2008 Porsche Cayman
To start off, 2008 Porsche Cayman is newer by 3 year(s). Which means there will be less support and parts availability for 2005 BMW 320. In addition, the cost of maintenance, including insurance, on 2005 BMW 320 would be higher. 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 143 more horse power than 2005 BMW 320. (148 HP @ 4000 RPM) In normal driving conditions, 2008 Porsche Cayman should accelerate faster than 2005 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 320 weights approximately 75 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, both vehicles can yield 340 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles.
Compare all specifications:
| 2005 BMW 320 | 2008 Porsche Cayman | |
| Make | BMW | Porsche |
| Model | 320 | Cayman |
| Year Released | 2005 | 2008 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 1995 cc | 3386 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 291 HP |
| Engine RPM | 4000 RPM | 6250 RPM |
| Torque | 340 Nm | 340 Nm |
| Torque RPM | 2000 RPM | 4400 RPM |
| Engine Compression Ratio | 17.0:1 | 11.1:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 216 km/hour | 275 km/hour |
| Acceleration 0-100mph | 8.8 seconds | 5.7 seconds |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1490 kg | 1415 kg |
| Vehicle Length | 4490 mm | 4350 mm |
| Vehicle Width | 1760 mm | 1810 mm |
| Vehicle Height | 1380 mm | 1310 mm |
| Wheelbase Size | 2730 mm | 2420 mm |
| Fuel Consumption Overall | 5.8 L/100km | 10.6 L/100km |
| Fuel Tank Capacity | 63 L | 64 L |
