Colorado Col. (#25 OER) holds a meaningful edge overall, but Arizona St. (#42) is a credible opponent.
Offensively, Arizona St. has the upper hand (OE #23 vs. #39).
Defensively, Colorado Col. has the advantage (DE #18 vs. #50).
Colorado Col. (13-17-6) may be better than their record suggests — they've been unlucky relative to their #25 efficiency rating.