>>23245415XY/ORAS
>Battle MaisonSingles, Doubles, Triples, Rotation, and Multi (co-op)
Pt/HGSS
>Battle TowerSingles, Doubles, and Multi (co-op)
>Battle FactorySingles or Doubles, with semi-random teams
>Battle ArcadeSingles or Doubles, with varying battle conditions
>Battle CastleSingles, Doubles, and Multi (co-op), with a point-based progression system
>Battle HallSingles or Doubles, 1v1/2v2 battles focused on individual win streaks
Pt/HGSS also had Wi-Fi Multi Battle functionality, a feature that was downgraded to Singles in BW/2's Battle Subway and completely absent from Gen 6.
If you genuinely believe the Maison has objectively more content or replay value, and if you think they wouldn't have included Triples and Rotation modes in the updated facilities if they went through the trouble of recreating the Battle Frontier, you're fucking delusional