2004 Hummer H2 vs. 2007 Porsche 911
To start off, 2007 Porsche 911 is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Hummer H2. In addition, the cost of maintenance, including insurance, on 2004 Hummer H2 would be higher. At 5,963 cc (8 cylinders), 2004 Hummer H2 is equipped with a bigger engine. In terms of performance, 2007 Porsche 911 (350 HP) has 34 more horse power than 2004 Hummer H2. (316 HP) In normal driving conditions, 2007 Porsche 911 should accelerate faster than 2004 Hummer H2. With that said, vehicle weight also plays an important factor in acceleration. 2004 Hummer H2 weights approximately 1398 kg more than 2007 Porsche 911.
Because 2004 Hummer H2 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Porsche 911. In wet, icy, snow, or gravel driving conditions, 2004 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, 2004 Hummer H2 (488 Nm) has 88 more torque (in Nm) than 2007 Porsche 911. (400 Nm). This means 2004 Hummer H2 will have an easier job in driving up hills or pulling heavy equipment than 2007 Porsche 911. 2004 Hummer H2 has automatic transmission and 2007 Porsche 911 has manual transmission. 2007 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 Hummer H2 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 Hummer H2 | 2007 Porsche 911 | |
| Make | Hummer | Porsche |
| Model | H2 | 911 |
| Year Released | 2004 | 2007 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 5963 cc | 3824 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 316 HP | 350 HP |
| Torque | 488 Nm | 400 Nm |
| Engine Bore Size | 102 mm | 99 mm |
| Engine Stroke Size | 92 mm | 82.8 mm |
| Engine Compression Ratio | 9.4:1 | 11.8:1 |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2903 kg | 1505 kg |
| Vehicle Length | 4830 mm | 4430 mm |
| Vehicle Width | 2070 mm | 1810 mm |
| Vehicle Height | 2020 mm | 1310 mm |
| Wheelbase Size | 3130 mm | 2360 mm |
| Fuel Tank Capacity | 121 L | 64 L |
