Use our comparison tool to look at this model side-by-side with other vehicles or view the full specifications list . The 2003 Hummer H1 is available in 1 trim level: ...

But since the 1990s, the US Army has used the big Hummer H1 in various guises of setups ... There's an old adage in the commercial world: Under promise, and overdeliver. Alas, in Lamborghini's ...