2009 GMC Sierra vs. 2007 Pontiac Grand Prix
To start off, 2009 GMC Sierra is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Pontiac Grand Prix. In addition, the cost of maintenance, including insurance, on 2007 Pontiac Grand Prix would be higher. At 6,199 cc (8 cylinders), 2009 GMC Sierra is equipped with a bigger engine. In terms of performance, 2009 GMC Sierra (403 HP @ 5700 RPM) has 143 more horse power than 2007 Pontiac Grand Prix. (260 HP @ 5400 RPM). In normal driving conditions, 2009 GMC Sierra should accelerate faster than 2007 Pontiac Grand Prix. With that said, vehicle weight also plays an important factor in acceleration. 2009 GMC Sierra weights approximately 1312 kg more than 2007 Pontiac Grand Prix. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2007 Pontiac Grand Prix. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 GMC Sierra (565 Nm @ 4300 RPM) has 185 more torque (in Nm) than 2007 Pontiac Grand Prix. (380 Nm @ 3600 RPM). This means 2009 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2007 Pontiac Grand Prix.
Compare all specifications:
2009 GMC Sierra | 2007 Pontiac Grand Prix | |
Make | GMC | Pontiac |
Model | Sierra | Grand Prix |
Year Released | 2009 | 2007 |
Body Type | Pickup | Sedan |
Engine Position | Front | Front |
Engine Size | 6199 cc | 3790 cc |
Engine Cylinders | 8 cylinders | 6 cylinders |
Engine Type | V | V |
Valves per Cylinder | 2 valves | 2 valves |
Horse Power | 403 HP | 260 HP |
Engine RPM | 5700 RPM | 5400 RPM |
Torque | 565 Nm | 380 Nm |
Torque RPM | 4300 RPM | 3600 RPM |
Drive Type | 4WD | Front |
Transmission Type | Automatic | Automatic |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 4 doors |
Vehicle Weight | 2659 kg | 1347 kg |
Vehicle Length | 5850 mm | 5040 mm |
Vehicle Width | 2040 mm | 1830 mm |
Vehicle Height | 1880 mm | 1430 mm |
Wheelbase Size | 3650 mm | 2810 mm |
Fuel Consumption Highway | 12.5 L/100km | 8.4 L/100km |
Fuel Consumption City | 19.8 L/100km | 12.4 L/100km |
Fuel Consumption Overall | 17 L/100km | 10.7 L/100km |
Fuel Tank Capacity | 98 L | 64 L |