It's a new ipad (not pro but maybe the air?) versus a three to four year old nexus 7 (android).
Try both yourself you should notice a difference
well you did ask.
You just gave one thing though, which isn't even a thing as it's possible. Ha'way give me more!
SD card is the one people use now, it used to be it can't play flash videos (until they realised it could and most people now moving away from flash anyway haha)