The H3 draws its power from a 3.5-liter, inline five-cylinder engine that generates 220 horsepower, which we found a sufficient output to accelerate this vehicle smartly up to freeway speeds. The new baby Hummer is authentic and affordable. IntroductionThe 2006 Hummer H3 is an all-new, mid-sized, five-passenger sport utility vehicle that carries the military-inspired design cues and amazing off-road capabilities of the Hummer H1 and H2, but puts them in a smaller, more affordable package Cruise Control✔ Power Windows✔ Anti-lock Brakes✔ CD Changer✔ CD Player✔ Leather Seats✔ Sunroof/Moonroof✔ Air Conditioning✔ Navigation System