2008 Porsche 911 vs. 2010 Hummer H3
To start off, 2010 Hummer H3 is newer by 2 year(s). Which means there will be less support and parts availability for 2008 Porsche 911. In addition, the cost of maintenance, including insurance, on 2008 Porsche 911 would be higher. At 3,651 cc (5 cylinders), 2010 Hummer H3 is equipped with a bigger engine. In terms of performance, 2008 Porsche 911 (321 HP @ 6800 RPM) has 79 more horse power than 2010 Hummer H3. (242 HP @ 5600 RPM). In normal driving conditions, 2008 Porsche 911 should accelerate faster than 2010 Hummer H3. With that said, vehicle weight also plays an important factor in acceleration. 2010 Hummer H3 weights approximately 748 kg more than 2008 Porsche 911.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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 Porsche 911 (370 Nm @ 4250 RPM) has 42 more torque (in Nm) than 2010 Hummer H3. (328 Nm @ 4600 RPM). This means 2008 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2010 Hummer H3.
Compare all specifications:
| 2008 Porsche 911 | 2010 Hummer H3 | |
| Make | Porsche | Hummer |
| Model | 911 | H3 |
| Year Released | 2008 | 2010 |
| Body Type | Coupe | SUV |
| Engine Position | Rear | Front |
| Engine Size | 3596 cc | 3651 cc |
| Engine Cylinders | 6 cylinders | 5 cylinders |
| Engine Type | boxer | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 321 HP | 242 HP |
| Engine RPM | 6800 RPM | 5600 RPM |
| Torque | 370 Nm | 328 Nm |
| Torque RPM | 4250 RPM | 4600 RPM |
| Engine Bore Size | 96 mm | 95.5 mm |
| Engine Stroke Size | 82.8 mm | 102 mm |
| Engine Compression Ratio | 11.3:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1452 kg | 2200 kg |
| Vehicle Length | 4430 mm | 4790 mm |
| Vehicle Width | 1860 mm | 1900 mm |
| Vehicle Height | 1320 mm | 2000 mm |
| Wheelbase Size | 2360 mm | 2850 mm |
| Fuel Consumption Overall | 11.3 L/100km | 14.7 L/100km |
| Fuel Tank Capacity | 67 L | 87 L |
