2007 Hummer H2 vs. 2004 Porsche 911
To start off, 2007 Hummer H2 is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Porsche 911. In addition, the cost of maintenance, including insurance, on 2004 Porsche 911 would be higher. At 5,999 cc (8 cylinders), 2007 Hummer H2 is equipped with a bigger engine. In terms of performance, 2007 Hummer H2 (325 HP @ 5200 RPM) has 9 more horse power than 2004 Porsche 911. (316 HP @ 8000 RPM). In normal driving conditions, 2007 Hummer H2 should accelerate faster than 2004 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2007 Hummer H2 weights approximately 1488 kg more than 2004 Porsche 911. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Hummer H2 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Porsche 911. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 Hummer H2 (495 Nm) has 125 more torque (in Nm) than 2004 Porsche 911. (370 Nm). This means 2007 Hummer H2 will have an easier job in driving up hills or pulling heavy equipment than 2004 Porsche 911.
Compare all specifications:
| 2007 Hummer H2 | 2004 Porsche 911 | |
| Make | Hummer | Porsche |
| Model | H2 | 911 |
| Year Released | 2007 | 2004 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 5999 cc | 3596 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 325 HP | 316 HP |
| Engine RPM | 5200 RPM | 8000 RPM |
| Torque | 495 Nm | 370 Nm |
| Engine Bore Size | 101.6 mm | 96 mm |
| Engine Stroke Size | 91.9 mm | 83 mm |
| Engine Compression Ratio | 9.4:1 | 11.3:1 |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2903 kg | 1415 kg |
| Vehicle Length | 5180 mm | 4440 mm |
| Vehicle Width | 2070 mm | 1780 mm |
| Vehicle Height | 2020 mm | 1310 mm |
| Wheelbase Size | 3120 mm | 2360 mm |
| Fuel Consumption Overall | 14 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 121 L | 64 L |
