Yes that is correct with the 5 & 6. The 6+, which is a little larger, has already sold out with all carriers. As for Android OS & Chrome OS. Keep in mind that Chromebooks require network access in order for them to work. Because they are based on Chromium OS. As for Android. It is a good platform. I have a Google Nexus 7 tablet, that I use for eBooks and web browsing.