Google+ is more featureful, yes. However, its problems with eventual consistency - which manifest as posts and comments disappearing and reappearing at random - are a major pain. I've commented on a few occasions to friends there that Google+ really needs user affinity to solve that.
Livejournal doesn't have those problems. As it turns out, that's because Livejournal has user affinity by cluster:
Okay, their clustering is a little primitive, as restores appear to require manual intervention. Google should just buy Livejournal, fix those implementation issues, and replace Google+ with it.