2005 GMC Sierra vs. 2011 Porsche Cayman
To start off, 2011 Porsche Cayman is newer by 6 year(s). Which means there will be less support and parts availability for 2005 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2005 GMC Sierra would be higher. At 5,965 cc (8 cylinders), 2005 GMC Sierra is equipped with a bigger engine. In terms of performance, 2011 Porsche Cayman (330 HP) has 29 more horse power than 2005 GMC Sierra. (301 HP) In normal driving conditions, 2011 Porsche Cayman should accelerate faster than 2005 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Sierra weights approximately 1383 kg more than 2011 Porsche Cayman.
Because 2005 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2011 Porsche Cayman. In wet, icy, snow, or gravel driving conditions, 2005 GMC Sierra 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 GMC Sierra (488 Nm) has 118 more torque (in Nm) than 2011 Porsche Cayman. (370 Nm). This means 2005 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2011 Porsche Cayman.
Compare all specifications:
| 2005 GMC Sierra | 2011 Porsche Cayman | |
| Make | GMC | Porsche |
| Model | Sierra | Cayman |
| Year Released | 2005 | 2011 |
| Body Type | Pickup | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 5965 cc | 3400 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 301 HP | 330 HP |
| Torque | 488 Nm | 370 Nm |
| Drive Type | 4WD | Rear |
| Number of Seats | 3 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 2678 kg | 1295 kg |
| Vehicle Length | 5650 mm | 4346 mm |
| Vehicle Width | 2450 mm | 1801 mm |
| Vehicle Height | 1950 mm | 1285 mm |
| Wheelbase Size | 3380 mm | 2416 mm |
| Fuel Tank Capacity | 129 L | 64 L |
