2009 Hummer H2 vs. 2008 Pontiac Grand Prix
To start off, 2009 Hummer H2 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Pontiac Grand Prix. In addition, the cost of maintenance, including insurance, on 2008 Pontiac Grand Prix would be higher. At 6,162 cc (8 cylinders), 2009 Hummer H2 is equipped with a bigger engine. In terms of performance, 2009 Hummer H2 (388 HP @ 5700 RPM) has 85 more horse power than 2008 Pontiac Grand Prix. (303 HP @ 5600 RPM). In normal driving conditions, 2009 Hummer H2 should accelerate faster than 2008 Pontiac Grand Prix. With that said, vehicle weight also plays an important factor in acceleration. 2009 Hummer H2 weights approximately 1498 kg more than 2008 Pontiac Grand Prix. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Hummer H2 is four wheel drive (4WD), it will have significant more traction and grip than 2008 Pontiac Grand Prix. In wet, icy, snow, or gravel driving conditions, 2009 Hummer H2 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, 2008 Pontiac Grand Prix (438 Nm @ 4000 RPM) has 23 more torque (in Nm) than 2009 Hummer H2. (415 Nm @ 4300 RPM). This means 2008 Pontiac Grand Prix will have an easier job in driving up hills or pulling heavy equipment than 2009 Hummer H2.
Compare all specifications:
| 2009 Hummer H2 | 2008 Pontiac Grand Prix | |
| Make | Hummer | Pontiac |
| Model | H2 | Grand Prix |
| Year Released | 2009 | 2008 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 6162 cc | 5670 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 388 HP | 303 HP |
| Engine RPM | 5700 RPM | 5600 RPM |
| Torque | 415 Nm | 438 Nm |
| Torque RPM | 4300 RPM | 4000 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 | 2850 kg | 1352 kg |
| Vehicle Length | 4830 mm | 5040 mm |
| Vehicle Width | 2070 mm | 1830 mm |
| Vehicle Height | 2020 mm | 1430 mm |
| Wheelbase Size | 3130 mm | 2810 mm |
| Fuel Consumption Overall | 14.7 L/100km | 12.4 L/100km |
| Fuel Tank Capacity | 121 L | 64 L |
