If you do not want to use your AirPods with your iPhone, you can disconnect them easily. Follow below steps to disconnect AirPods with the iPhone.
Step 1: Go to Settings
Step 2: Tap "Bluetooth"
Step 3: Tap "information button" besides your AirPods
Step 4: Tap "Forget this device"
When you take any of the AirPods from the ear, it automatically pauses the music.
You can also double-tap on the stem to invoke Siri, and ask it to play/pause the music.
No. Airpods do not have storage space for media.
Yes, Apple Airpods are compatible with Macbooks.
Apart from the design difference - the biggest difference is AirPods are wireless while EarPods are not wireless. The AirPods comes with lot more openings compared to EarPods.
Look past their offbeat design and you'll find that Apple AirPods' compact size and high convenience factor are a winning combination.