2008 Hummer H3 vs. 2007 Porsche 911
To start off, 2008 Hummer H3 is newer by 1 year(s). Which means there will be less support and parts availability for 2007 Porsche 911. In addition, the cost of maintenance, including insurance, on 2007 Porsche 911 would be higher. At 3,824 cc (6 cylinders), 2007 Porsche 911 is equipped with a bigger engine. In terms of performance, 2007 Porsche 911 (350 HP @ 6600 RPM) has 108 more horse power than 2008 Hummer H3. (242 HP @ 5600 RPM) In normal driving conditions, 2007 Porsche 911 should accelerate faster than 2008 Hummer H3. With that said, vehicle weight also plays an important factor in acceleration. 2008 Hummer H3 weights approximately 727 kg more than 2007 Porsche 911.
Because 2008 Hummer H3 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, 2008 Hummer H3 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 Porsche 911 (400 Nm @ 4600 RPM) has 72 more torque (in Nm) than 2008 Hummer H3. (328 Nm @ 4600 RPM). This means 2007 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2008 Hummer H3. 2007 Porsche 911 has automatic transmission and 2008 Hummer H3 has manual transmission. 2008 Hummer H3 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Porsche 911 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Hummer H3 | 2007 Porsche 911 | |
| Make | Hummer | Porsche |
| Model | H3 | 911 |
| Year Released | 2008 | 2007 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 3653 cc | 3824 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 242 HP | 350 HP |
| Engine RPM | 5600 RPM | 6600 RPM |
| Torque | 328 Nm | 400 Nm |
| Torque RPM | 4600 RPM | 4600 RPM |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2232 kg | 1505 kg |
| Vehicle Length | 4750 mm | 4430 mm |
| Vehicle Width | 1900 mm | 1810 mm |
| Vehicle Height | 1860 mm | 1310 mm |
| Wheelbase Size | 2850 mm | 2360 mm |
| Fuel Consumption Highway | 13.1 L/100km | 9.1 L/100km |
| Fuel Consumption City | 18.1 L/100km | 13.1 L/100km |
| Fuel Consumption Overall | 15.7 L/100km | 11.6 L/100km |
| Fuel Tank Capacity | 87 L | 64 L |
