Can I exchange an iPhone 16 Plus for an iPhone 16 Pro Max?

I’m not happy with the iPhone 16 plus i just purchased, i feel it’s super slow compared to the iPhone 13 Pro Max i had before and I would like to get an exchage by giving back the iPhone 16 plus which I Boing 5 data ago and get the iPhone 16 pro Max

[Re-Titled by Moderator]