2009 Porsche Cayman vs. 2007 BMW 325
To start off, 2009 Porsche Cayman is newer by 2 year(s). Which means there will be less support and parts availability for 2007 BMW 325. In addition, the cost of maintenance, including insurance, on 2007 BMW 325 would be higher. At 3,385 cc, 2009 Porsche Cayman is equipped with a bigger engine. In terms of performance, 2009 Porsche Cayman (291 HP @ 6250 RPM) has 102 more horse power than 2007 BMW 325. (189 HP @ 6000 RPM). In normal driving conditions, 2009 Porsche Cayman should accelerate faster than 2007 BMW 325. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 325 weights approximately 110 kg more than 2009 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, 2009 Porsche Cayman (340 Nm @ 4600 RPM) has 95 more torque (in Nm) than 2007 BMW 325. (245 Nm @ 3500 RPM). This means 2009 Porsche Cayman will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 325.
Compare all specifications:
| 2009 Porsche Cayman | 2007 BMW 325 | |
| Make | Porsche | BMW |
| Model | Cayman | 325 |
| Year Released | 2009 | 2007 |
| Body Type | Coupe | Convertible |
| Engine Position | Middle | Front |
| Engine Size | 3385 cc | 2493 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 291 HP | 189 HP |
| Engine RPM | 6250 RPM | 6000 RPM |
| Torque | 340 Nm | 245 Nm |
| Torque RPM | 4600 RPM | 3500 RPM |
| Engine Bore Size | 96.3 mm | 84 mm |
| Engine Stroke Size | 78.3 mm | 75 mm |
| Engine Compression Ratio | 11.1:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 267 km/hour | 234 km/hour |
| Acceleration 0-100mph | 6.1 seconds | 8 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1530 kg | 1640 kg |
| Vehicle Length | 4350 mm | 4490 mm |
| Vehicle Width | 1310 mm | 1760 mm |
| Vehicle Height | 1810 mm | 1380 mm |
| Wheelbase Size | 2420 mm | 2730 mm |
| Fuel Consumption Overall | 11 L/100km | 9.6 L/100km |
| Fuel Tank Capacity | 64 L | 63 L |
