2005 Porsche 911 vs. 2007 Porsche Cayman
To start off, 2007 Porsche Cayman is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Porsche 911. In addition, the cost of maintenance, including insurance, on 2005 Porsche 911 would be higher. At 3,605 cc (6 cylinders), 2005 Porsche 911 is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (444 HP @ 5700 RPM) has 199 more horse power than 2007 Porsche Cayman. (245 HP @ 6500 RPM). In normal driving conditions, 2005 Porsche 911 should accelerate faster than 2007 Porsche Cayman. With that said, vehicle weight also plays an important factor in acceleration. 2005 Porsche 911 weights approximately 245 kg more than 2007 Porsche Cayman. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Porsche Cayman. In wet, icy, snow, or gravel driving conditions, 2005 Porsche 911 will offer significantly more control. 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, 2005 Porsche 911 (620 Nm @ 3500 RPM) has 347 more torque (in Nm) than 2007 Porsche Cayman. (273 Nm @ 4600 RPM). This means 2005 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2007 Porsche Cayman.
Compare all specifications:
| 2005 Porsche 911 | 2007 Porsche Cayman | |
| Make | Porsche | Porsche |
| Model | 911 | Cayman |
| Year Released | 2005 | 2007 |
| Body Type | Convertible | Coupe |
| Engine Position | Rear | Middle |
| Engine Size | 3605 cc | 2686 cc |
| Engine Type | boxer | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 444 HP | 245 HP |
| Engine RPM | 5700 RPM | 6500 RPM |
| Torque | 620 Nm | 273 Nm |
| Torque RPM | 3500 RPM | 4600 RPM |
| Engine Bore Size | 100 mm | 86 mm |
| Engine Stroke Size | 76 mm | 78 mm |
| Engine Compression Ratio | 9.4:1 | 11.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 307 km/hour | 258 km/hour |
| Acceleration 0-100mph | 4.6 seconds | 6.1 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1660 kg | 1415 kg |
| Vehicle Length | 4440 mm | 4350 mm |
| Vehicle Width | 1840 mm | 1310 mm |
| Vehicle Height | 1300 mm | 1810 mm |
| Wheelbase Size | 2360 mm | 2420 mm |
| Fuel Consumption Highway | 10.7 L/100km | 7.6 L/100km |
| Fuel Consumption City | 15.7 L/100km | 10.7 L/100km |
| Fuel Consumption Overall | 13.3 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 63 L | 64 L |
