Fire Tablet: Which storage size should I buy?

Which size Fire tablet should you buy?

Fire HD Tablet (2nd Gen) X43Z60 7 IPS Screen, 16GB, Dual Band WiFi

All-new Fire 10 Kids tablet- 2023, ages 3-7 Bright 10.1 HD screen with ad-free content and parental controls included, 13-hr battery, 32 GB, Blue

launches faster Fire HD 8 tablets with more storage

Which size Fire tablet should you buy?

My brothers kindle tablet has 28GB of storage on the system category and I can't free up space (please help) : r/FC

How to Regain Storage Space on a Full Fire Tablet

Fire 7 Tablet 16GB - Black

Fire Tablet: Which storage size should I buy?