My wife owns an "Expressway" and I have a "Halfway". Both are excellent bikes for riding, but the "Halfway" folds better and has a unique clamping arrangement. You can check out our recent thread "A New pair of Giants" for pics and comments.
http://www.bikeforums.net/showthread...Pair-of-Giants
I did a quick weight check, not official,used bathroom scales. Expressay 29lbs with rack and lights, Halfway 27.5 lbs with rack and lights