IW has nothing to fear,just look at latest UK Charts,huge legs,66 weeks on all-format charts.
As for the teh graphicz,its 60fps so COD4,MW2>rest of the pack
1 WII FIT WII
2 RESIDENT EVIL 5 XB360
3 PROFESSOR LAYTON AND THE CURIOUS VILLAGE DS
4 GRAND THEFT AUTO: CHINATOWN WARS DS
5 MARIO KART WII WII NINTENDO
6 RESIDENT EVIL 5 PS3 CAPCOM
7 DR KAWASHIMA'S BRAIN TRAINING DS
8 WII PLAY WII
9 WHEELMAN XB360
10 MY FITNESS COACH WII
11
CALL OF DUTY 4: MODERN WARFARE XB360
12 STREET FIGHTER IV PS3 CAPCOM
13 CLUB PENGUIN: ELITE PENGUIN FORCE DS
14
KILLZONE 2 PS3
15 MARIO & SONIC AT THE OLYMPIC GAMES WII
Imagine the surge of fanboys when MW2 is released...scary
IW will

The rest will :'(