Cancun's all-inclusive game is built for families who want structure without stress. Hyatt Ziva Cancun edges the pack with its family-only model and genuine waterpark, while Moon Palace counters with sheer scale—14 restaurants and hydro-spas in every room mean less fighting over dinner plans. Both run tight kids clubs so parents actually get downtime. Pick Hyatt if you want a quieter, more curated vibe; Moon Palace if your crew thrives on options and doesn't mind the resort being bigger than some towns.