2008 GMC Sierra vs. 2006 Porsche Boxster
To start off, 2008 GMC Sierra is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Porsche Boxster. In addition, the cost of maintenance, including insurance, on 2006 Porsche Boxster would be higher. At 5,999 cc (8 cylinders), 2008 GMC Sierra is equipped with a bigger engine. In terms of performance, 2008 GMC Sierra (353 HP @ 5400 RPM) has 73 more horse power than 2006 Porsche Boxster. (280 HP @ 6200 RPM). In normal driving conditions, 2008 GMC Sierra should accelerate faster than 2006 Porsche Boxster. With that said, vehicle weight also plays an important factor in acceleration. 2008 GMC Sierra weights approximately 1090 kg more than 2006 Porsche Boxster. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2006 Porsche Boxster. In wet, icy, snow, or gravel driving conditions, 2008 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, 2008 GMC Sierra (506 Nm @ 4400 RPM) has 186 more torque (in Nm) than 2006 Porsche Boxster. (320 Nm @ 4700 RPM). This means 2008 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2006 Porsche Boxster.
Compare all specifications:
| 2008 GMC Sierra | 2006 Porsche Boxster | |
| Make | GMC | Porsche |
| Model | Sierra | Boxster |
| Year Released | 2008 | 2006 |
| Body Type | Pickup | Convertible |
| Engine Position | Front | Middle |
| Engine Size | 5999 cc | 3177 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 353 HP | 280 HP |
| Engine RPM | 5400 RPM | 6200 RPM |
| Torque | 506 Nm | 320 Nm |
| Torque RPM | 4400 RPM | 4700 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 6 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2435 kg | 1345 kg |
| Vehicle Length | 6340 mm | 4370 mm |
| Vehicle Width | 2040 mm | 1810 mm |
| Vehicle Height | 1950 mm | 1300 mm |
| Wheelbase Size | 4010 mm | 2420 mm |
| Fuel Consumption Overall | 13.1 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 129 L | 64 L |
