2009 Porsche Cayman vs. 2011 Chevrolet Silverado
To start off, 2011 Chevrolet Silverado is newer by 2 year(s). Which means there will be less support and parts availability for 2009 Porsche Cayman. In addition, the cost of maintenance, including insurance, on 2009 Porsche Cayman would be higher. At 5,999 cc (8 cylinders), 2011 Chevrolet Silverado is equipped with a bigger engine. In terms of performance, 2011 Chevrolet Silverado (332 HP @ 5100 RPM) has 41 more horse power than 2009 Porsche Cayman. (291 HP @ 6250 RPM) In normal driving conditions, 2011 Chevrolet Silverado should accelerate faster than 2009 Porsche Cayman. With that said, vehicle weight also plays an important factor in acceleration. 2009 Porsche Cayman weights approximately 269 kg more than 2011 Chevrolet Silverado.
Because 2011 Chevrolet Silverado is four wheel drive (4WD), it will have significant more traction and grip than 2009 Porsche Cayman. In wet, icy, snow, or gravel driving conditions, 2011 Chevrolet Silverado 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, 2011 Chevrolet Silverado (498 Nm @ 4100 RPM) has 158 more torque (in Nm) than 2009 Porsche Cayman. (340 Nm @ 4600 RPM). This means 2011 Chevrolet Silverado will have an easier job in driving up hills or pulling heavy equipment than 2009 Porsche Cayman.
Compare all specifications:
| 2009 Porsche Cayman | 2011 Chevrolet Silverado | |
| Make | Porsche | Chevrolet |
| Model | Cayman | Silverado |
| Year Released | 2009 | 2011 |
| Body Type | Coupe | Pickup |
| Engine Position | Middle | Front |
| Engine Size | 3385 cc | 5999 cc |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 291 HP | 332 HP |
| Engine RPM | 6250 RPM | 5100 RPM |
| Torque | 340 Nm | 498 Nm |
| Torque RPM | 4600 RPM | 4100 RPM |
| Engine Compression Ratio | 11.1:1 | 10.8:1 |
| Fuel Type | Gasoline | Diesel / Electric Hybrid |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 2 seats | 6 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1530 kg | 1261 kg |
| Vehicle Length | 4350 mm | 5850 mm |
| Vehicle Width | 1310 mm | 2040 mm |
| Vehicle Height | 1810 mm | 1880 mm |
| Wheelbase Size | 2420 mm | 3650 mm |
| Fuel Consumption Overall | 11 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 64 L | 98 L |
