Ok so all my girls found a dress they love... except my maid of honor

But im ok if hers is different as long as its similar. can you guys tell me if these are similar enough???? the color is pewter for the bridesmaids.
http://www.davidsbridal.com/Product_Spaghetti-Strap-Chiffon-Dress-with-Beaded-Waist-F12495_Bridal-Party-Bridesmaids-Long-Bridesmaid-Dressesand platnum for the maid of honor.
http://www.davincibridal.com/collections.php?cat=28&p=150&u=bridesmaid-dressAny thoughts??