ClassPass favors variety
It can work well if you enjoy moving between Pilates, strength, cycling, and other boutique classes. Credit costs and popular time slots can vary.
A gym favors repetition
A traditional membership can be simpler when you want the same equipment, predictable access, and the freedom to train without booking every visit.
Compare your real month
Count the classes and gym visits you honestly expect to take, then compare availability and total cost. The better option is the one you will use consistently.