Hummer · 2006–2010 · Gas / Flex-fuel

Hummer H3 MPG by year

The EPA has rated 5 model years of the Hummer H3, from 2006 to 2010. The most fuel-efficient year is the 2010, at 16 MPG combined in its best configuration. The 2010 model is 16% less efficient than the median SUV that year (16 vs. 19 MPG).

Most efficient year201016 MPG combined
Latest (2010)16 MPG$2,906/yr to fuel
First rated (2006)16 MPG$2,906/yr at today's prices
Model years rated513 configurations

Combined MPG by model year

  • H3, most efficient version
  • Range across configurations
  • Class median

Shaded band: range across that year's configurations. Class median: same-year models in the same class, rated in MPG. Click a point to open that model year; the table below lists every value.

Every H3 model year

YearTypeBest combinedCity / HwyClass medianRangeConfigsFuel / yr
2010 Gas 16 MPG
lowest 15
14 / 18 19 — 3 $2,906
2009 Gas 16 MPG
lowest 14
14 / 18 19 — 3 $2,906
2008 Gas 15 MPG
lowest 14
14 / 18 18 — 3 $3,100
2007 Gas 15 MPG 14 / 18 18 — 2 $3,100
2006 Gas 16 MPG 14 / 18 17 — 2 $2,906

Fuel cost uses today's default prices for every year so model years compare like for like. Sort any column.

Compare H3 model years

See how much a newer H3 would save over an older one.

Models similar to the Hummer H3

Frequently asked questions

Which Hummer H3 year has the best fuel economy?

The 2006 Hummer H3, rated up to 16 MPG combined. At 15,000 miles a year with $3.10/gal regular gas, that works out to about $2,906 a year.

Which Hummer H3 year has the worst fuel economy?

The 2007 model, whose most efficient version is rated 15 MPG combined (about $3,100 a year to fuel).

What is the fuel economy of the latest Hummer H3?

The 2010 Hummer H3 is rated up to 16 MPG combined.

Keep exploring