2007 BMW 325 vs. 2006 Porsche Cayman
To start off, 2007 BMW 325 is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Porsche Cayman. In addition, the cost of maintenance, including insurance, on 2006 Porsche Cayman 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 80 more horse power than 2007 BMW 325. (215 HP @ 5600 RPM) In normal driving conditions, 2006 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 5 kg more than 2006 Porsche Cayman.
Let's talk about torque, 2006 Porsche Cayman (340 Nm @ 4400 RPM) has 90 more torque (in Nm) than 2007 BMW 325. (250 Nm @ 2750 RPM). This means 2006 Porsche Cayman will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 325.
Compare all specifications:
| 2007 BMW 325 | 2006 Porsche Cayman | |
| Make | BMW | Porsche |
| Model | 325 | Cayman |
| Year Released | 2007 | 2006 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 2497 cc | 3392 cc |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 295 HP |
| Engine RPM | 5600 RPM | 6250 RPM |
| Torque | 250 Nm | 340 Nm |
| Torque RPM | 2750 RPM | 4400 RPM |
| Engine Bore Size | 78.8 mm | 96 mm |
| Engine Stroke Size | 82 mm | 78 mm |
| Engine Compression Ratio | 11.0:1 | 11.1:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 247 km/hour | 275 km/hour |
| Acceleration 0-100mph | 6.9 seconds | 5.7 seconds |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1420 kg | 1415 kg |
| Vehicle Length | 4590 mm | 4380 mm |
| Vehicle Width | 1400 mm | 1810 mm |
| Vehicle Height | 1790 mm | 1310 mm |
| Wheelbase Size | 2770 mm | 2420 mm |
| Fuel Consumption Overall | 11.9 L/100km | 10.6 L/100km |
| Fuel Tank Capacity | 63 L | 74 L |
