Yes, Andy is better, for the simple reason of her being more consistent. When you’re in a serious tournament playing like a dozen games over hours then overall consistency matters quite a bit.
But don’t take my word for it. Let’s wait for the next big tournament and see who’s more popular- Andy or Leela. And don’t just let popularity fool you, also observe which ID had the higher winrate. If you’re thinking it’s gonna be Leela then I’ve got bad news for you…