The graphics are sub-Halo 3. The cover system isn’t as intuitive as Gears of War. And the combat is nowhere near as visceral as Call of Duty 4. It’s simply outclassed by the competition and looks out of place among the elite FPS’s.
Not long ago, Ubisoft was atop the gaming world with its excellent Tom Clancy series, now, alas, it’s someway off the pace.