Board Thread:Episode Discussions/@comment-1512913-20181118215847/@comment-32685487-20181121191720

Sarada is born March 31st and she is 12, Boruto is also 12 but we have no month for him so we dont know it exactly, he was not mentioned at all in Konoha Hiden, Gaara Hiden, Akatsuki Hiden or Sasuke Shinden so he had to have been born after those. Meaning Sarada is older than him.