2007 GMC Sierra vs. 2013 Porsche Cayman
To start off, 2013 Porsche Cayman is newer by 6 year(s). Which means there will be less support and parts availability for 2007 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2007 GMC Sierra would be higher. At 5,999 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2013 Porsche Cayman (325 HP @ 7400 RPM) has 25 more horse power than 2007 GMC Sierra. (300 HP @ 4400 RPM) In normal driving conditions, 2013 Porsche Cayman should accelerate faster than 2007 GMC Sierra.
Let's talk about torque, 2007 GMC Sierra (488 Nm @ 4000 RPM) has 118 more torque (in Nm) than 2013 Porsche Cayman. (370 Nm @ 4750 RPM). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2013 Porsche Cayman. 2007 GMC Sierra has automatic transmission and 2013 Porsche Cayman has manual transmission. 2013 Porsche Cayman will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 GMC Sierra | 2013 Porsche Cayman | |
| Make | GMC | Porsche |
| Model | Sierra | Cayman |
| Year Released | 2007 | 2013 |
| Body Type | Pickup | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 5999 cc | 3400 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 300 HP | 325 HP |
| Engine RPM | 4400 RPM | 7400 RPM |
| Torque | 488 Nm | 370 Nm |
| Torque RPM | 4000 RPM | 4750 RPM |
| Engine Bore Size | 102 mm | 97 mm |
| Engine Stroke Size | 92 mm | 77 mm |
| Transmission Type | Automatic | Manual |
| Number of Seats | 6 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Length | 6570 mm | 4347 mm |
| Vehicle Width | 2450 mm | 1801 mm |
| Vehicle Height | 1970 mm | 1285 mm |
| Wheelbase Size | 4250 mm | 2415 mm |
