You can find the answer in this side-by-side comparison of these young women at jezebel.com. For starters:
Two bright young women dominated headlines late last week. On the same day that Malala Yousafzai, 17, won the 2014 Nobel Peace Prize, Bristol Palin, 23, was cited in an Alaska police report for getting drunk at a party and punching her host "multiple times."
h/t Sherry Moreau