I use the Dollar General brand pull Ups for naps, and Walmart diapers for night time. During wake hours, she's in the Hanes Training underwear (target, Walmart).
Walmart has the Rascal ones that are pretty good, it has Cocomelon on them
We use the parent choice and we love them, but baby girl only wears them at night
I’ve been using the Costco brand when we travel. I’m sure the Sam’s club brand would be good, too. I usually use cloth diapers, but they’re getting too tight, so I’m going to make stretchy attachments to convert them into reusable pull ups.