A:AnswerYou can only use the internet if you are on a wifi access, so it is not like data. You can only make facetime audio/ video calls and imessage to iphones but you can get a texting app to make phone calls but you will need internet access to make calls.
A:AnswerThe picture quality and camera, it’s like comparing an old iPhone to a newer one. I compared both and actually bought both and returned the newest iPad for the iPad Air 4th gen and liked it a lot better. I don’t see to much of a difference in the iPad Air 4th and 5th gen besides price though.