It's a style showdown between the Hilton sisters!
Paris and Nicki Hilton stepped out in matching Dennis Basso dresses, posing for pictures backstage at the designer's runway show during New York Fashion Week on Monday.
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Paris opted for a baby pink version of the A-line frock, while her younger sister sported a pale blue hue. The famous socialites even sported the same hairstyle, pulling their blonde locks half up with tousled waves.

The former "Simple Life" star paired her pastel look with a classic nude pump and diamond drop earrings, while the recently engaged author donned peep-toe stilettos and a white Hermes tote.
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Both women looked fantastic in the designer dress, but we have to give the nod to Nicky. We love how she styled her elegant ensemble!
But your vote is the one that counts -- who do you think wore it better? Tell toofab in the comment section below, and click "Launch Gallery" above to vote on more stars in dueling dresses.