| 1 | 0 | 3 | 4 | 3 | 4 |
Hummer H3 Fuel Economy (g/100m)
| g/100m | Number of Vehicles |
| 5 gallons per 100 meters | 4 vehicles |
| 6 gallons per 100 meters | 24 vehicles |
| 7 gallons per 100 meters | 9 vehicles |
| 8 gallons per 100 meters | 1 vehicles |
| Model Year | Body/Powertrain | g/100m | |
| 2006 | 2006 4dr SUV 242-hp 3.7L I5 5-sp manual AWD w/low range | 6.07 | See all data |
| With the 178 kilowatts 3.7L I5 engine, 5-speed manual transmission, and all-wheel drive w/low range, the 2006 Hummer H3 has been averaging 6.07 L/100km (liters per 100 kilometers). The 2006 Hummer H3s in this analysis were driven mostly on the highway at an average speed of 68 kilometers per hour (about 48.7 percent of the kilometers driven). The rest of the kilometers were in the city (31.1 percent), in heavy traffic (2.2 percent), and in the suburbs (0 percent). In addition, the average 2006 Hummer H3 in this analysis was driven on flat terrain with a medium foot and the AC not used at all. |
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| 2006 | 2006 4dr SUV 242-hp 3.7L I5 4-sp automatic AWD w/low range | 6.15 | See all data |
What Our Members Are Saying about the Real Gas Mileage of the 2006 Hummer H3
4-speed automatic AWD w/low range
4-speed automatic AWD w/low range
2006 Hummer H3 Gas Mileage (g/100m)
Unlike other fuel economy surveys, TrueDelta's Real-World Gas Mileage Survey includes questions about how and where a car was driven. So you can get an idea of the Hummer H3's real-world g/100m based on how and where you drive a car.