2006 GMC Sierra vs. 2009 Pontiac G8
To start off, 2009 Pontiac G8 is newer by 3 year(s). Which means there will be less support and parts availability for 2006 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2006 GMC Sierra would be higher. At 6,000 cc (8 cylinders), 2009 Pontiac G8 is equipped with a bigger engine. In terms of performance, 2009 Pontiac G8 (361 HP) has 66 more horse power than 2006 GMC Sierra. (295 HP) In normal driving conditions, 2009 Pontiac G8 should accelerate faster than 2006 GMC Sierra.
Compare all specifications:
| 2006 GMC Sierra | 2009 Pontiac G8 | |
| Make | GMC | Pontiac |
| Model | Sierra | G8 |
| Year Released | 2006 | 2009 |
| Body Type | Pickup | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5358 cc | 6000 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 295 HP | 361 HP |
| Fuel Type | Gasoline / Electric Hybrid | Gasoline |
| Number of Seats | 6 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 5850 mm | 4990 mm |
| Vehicle Width | 2000 mm | 1910 mm |
| Vehicle Height | 1810 mm | 1470 mm |
| Wheelbase Size | 3650 mm | 2920 mm |
| Fuel Consumption Overall | 12.4 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 98 L | 72 L |
