Yes, it's a bit like asking "is green better than yellow?". If you're only looking for android app compatibility, android is obviously the system they are designed for.

Edit: Whoops, submitted the post too early somehow. So:
Having installed Lineage on an old tablet today, I must say it's quite good, I just feel more comfortable around a more "linuxy" system. You can actually activate a local terminal in the developer options, but for me it's missing the nice bits like package manager and most gnu tools.