2007 GMC Sierra vs. 2009 Porsche Boxster
To start off, 2009 Porsche Boxster is newer by 2 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, 2007 GMC Sierra (300 HP @ 4400 RPM) has 48 more horse power than 2009 Porsche Boxster. (252 HP @ 7200 RPM). In normal driving conditions, 2007 GMC Sierra should accelerate faster than 2009 Porsche Boxster.
Let's talk about torque, 2007 GMC Sierra (488 Nm @ 4000 RPM) has 273 more torque (in Nm) than 2009 Porsche Boxster. (215 Nm @ 4400 RPM). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2009 Porsche Boxster. 2007 GMC Sierra has automatic transmission and 2009 Porsche Boxster has manual transmission. 2009 Porsche Boxster 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 | 2009 Porsche Boxster | |
| Make | GMC | Porsche |
| Model | Sierra | Boxster |
| Year Released | 2007 | 2009 |
| Body Type | Pickup | Convertible |
| Engine Position | Front | Middle |
| Engine Size | 5999 cc | 2901 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 300 HP | 252 HP |
| Engine RPM | 4400 RPM | 7200 RPM |
| Torque | 488 Nm | 215 Nm |
| Torque RPM | 4000 RPM | 4400 RPM |
| Engine Bore Size | 102 mm | 85.5 mm |
| Engine Stroke Size | 92 mm | 78 mm |
| Transmission Type | Automatic | Manual |
| Number of Seats | 6 seats | 2 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Length | 6330 mm | 4330 mm |
| Vehicle Width | 2450 mm | 1300 mm |
| Vehicle Height | 1940 mm | 1790 mm |
| Wheelbase Size | 4010 mm | 2420 mm |
| Fuel Tank Capacity | 129 L | 64 L |
