Kristin Cavallari showed off her bikini bod over the weekend -- a few after Heidi Montag debuted her post-surgery bikini bod.

Cavallari told UsMagazine.com she was surprised at how Montag now looks, but "if she's happy, that's all that matters."

Who looks better in their bikini?
Kristin Cavallari
Heidi Montag

View Results

Credit: Us Magazine