2005 GMC Sierra vs. 2006 Porsche Boxster
To start off, 2006 Porsche Boxster is newer by 1 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 4,802 cc (8 cylinders), 2005 GMC Sierra is equipped with a bigger engine. In terms of performance, 2005 GMC Sierra (285 HP) has 48 more horse power than 2006 Porsche Boxster. (237 HP). In normal driving conditions, 2005 GMC Sierra should accelerate faster than 2006 Porsche Boxster. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Sierra weights approximately 865 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.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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 (400 Nm) has 130 more torque (in Nm) than 2006 Porsche Boxster. (270 Nm). This means 2005 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2006 Porsche Boxster.
Compare all specifications:
| 2005 GMC Sierra | 2006 Porsche Boxster | |
| Make | GMC | Porsche |
| Model | Sierra | Boxster |
| Year Released | 2005 | 2006 |
| Body Type | Pickup | Convertible |
| Engine Position | Front | Middle |
| Engine Size | 4802 cc | 2687 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 285 HP | 237 HP |
| Torque | 400 Nm | 270 Nm |
| Engine Bore Size | 96 mm | 85.5 mm |
| Engine Stroke Size | 83 mm | 78 mm |
| Engine Compression Ratio | 9.5:1 | 11.0:1 |
| Drive Type | Rear | Rear |
| Number of Seats | 3 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 2160 kg | 1295 kg |
| Vehicle Length | 5710 mm | 4340 mm |
| Vehicle Width | 2000 mm | 1810 mm |
| Vehicle Height | 1810 mm | 1300 mm |
| Wheelbase Size | 3380 mm | 2420 mm |
| Fuel Consumption Overall | 13.1 L/100km | 9.8 L/100km |
| Fuel Tank Capacity | 129 L | 64 L |
