2006 Pontiac G6 vs. 2012 GMC Sierra
To start off, 2012 GMC Sierra is newer by 6 year(s). Which means there will be less support and parts availability for 2006 Pontiac G6. In addition, the cost of maintenance, including insurance, on 2006 Pontiac G6 would be higher. At 5,999 cc (8 cylinders), 2012 GMC Sierra is equipped with a bigger engine. In terms of performance, 2012 GMC Sierra (353 HP @ 5400 RPM) has 126 more horse power than 2006 Pontiac G6. (227 HP @ 6000 RPM) In normal driving conditions, 2012 GMC Sierra should accelerate faster than 2006 Pontiac G6. With that said, vehicle weight also plays an important factor in acceleration. 2012 GMC Sierra weights approximately 794 kg more than 2006 Pontiac G6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2012 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2006 Pontiac G6. In wet, icy, snow, or gravel driving conditions, 2012 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, 2012 GMC Sierra (506 Nm @ 4400 RPM) has 187 more torque (in Nm) than 2006 Pontiac G6. (319 Nm @ 2800 RPM). This means 2012 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2006 Pontiac G6.
Compare all specifications:
| 2006 Pontiac G6 | 2012 GMC Sierra | |
| Make | Pontiac | GMC |
| Model | G6 | Sierra |
| Year Released | 2006 | 2012 |
| Body Type | Convertible | Pickup |
| Engine Position | Front | Front |
| Engine Size | 3884 cc | 5999 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 227 HP | 353 HP |
| Engine RPM | 6000 RPM | 5400 RPM |
| Torque | 319 Nm | 506 Nm |
| Torque RPM | 2800 RPM | 4400 RPM |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 6 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1347 kg | 2141 kg |
| Vehicle Length | 4810 mm | 6580 mm |
| Vehicle Width | 1800 mm | 2040 mm |
| Vehicle Height | 1450 mm | 1960 mm |
| Wheelbase Size | 2860 mm | 4250 mm |
| Fuel Consumption Overall | 11.2 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 61 L | 129 L |
