The only specified "character" is the antagonist -- an interesting character -- but not one to root for. Although the android is going after escaped criminals -- maybe they're getting their just desserts? Anyway, why should the audience care whether they live or die?
And speaking of the comparison to the Terminator franchise, the Terminator, for better or worse, was on a mission, had a specific objective goal in relationship to the protagonist: in the 1st movie, to kill Sarah Connor; in the 2nd movie to save Sara Connor and her son. What is the android's specific objective goal in relationship to the protagonist?