It is rarely a this-gen game outsold another this-gen console that came out almost at the same time.
You can try to give another example between Wii,DS,X360,PS2/PS3/PSP, however you can't!
Nintendogs Vs PS3 is another good example....however it was too slow when compareing with Wii Play.
BTW, Wii Sports doesn't count.
Poor PS3 Sales Means Smaller Losses
"Actually, because the number of units sold was not as high as we hoped, the loss was better than our original expectation," Quotes from Sony’s CFO Nobuyuki Oneda.