2007 GMC Sierra vs. 2005 Pontiac Bonneville
To start off, 2007 GMC Sierra is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Pontiac Bonneville. In addition, the cost of maintenance, including insurance, on 2005 Pontiac Bonneville 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 95 more horse power than 2005 Pontiac Bonneville. (205 HP @ 5200 RPM). In normal driving conditions, 2007 GMC Sierra should accelerate faster than 2005 Pontiac Bonneville.
Let's talk about torque, 2007 GMC Sierra (488 Nm) has 175 more torque (in Nm) than 2005 Pontiac Bonneville. (313 Nm). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2005 Pontiac Bonneville.
Compare all specifications:
| 2007 GMC Sierra | 2005 Pontiac Bonneville | |
| Make | GMC | Pontiac |
| Model | Sierra | Bonneville |
| Year Released | 2007 | 2005 |
| Body Type | Pickup | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5999 cc | 3786 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 300 HP | 205 HP |
| Engine RPM | 4400 RPM | 5200 RPM |
| Torque | 488 Nm | 313 Nm |
| Engine Bore Size | 102 mm | 97 mm |
| Engine Stroke Size | 92 mm | 86 mm |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 6 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 6570 mm | 5150 mm |
| Vehicle Width | 2450 mm | 1890 mm |
| Vehicle Height | 1970 mm | 1440 mm |
| Wheelbase Size | 4250 mm | 2800 mm |
| Fuel Tank Capacity | 132 L | 68 L |
