If I have 2.23gb of storage in my iphone 6s, How many minutes can I record a video?

If I have 2.23gb of storage in my iphone 6s, How many minutes can I record a video? - 1

You will have around 10ish minutes.

Depends on the Resolution the videos are made at, color, b&w, filters/effects used. Best thing to do is a test video at your phone's highest rez, and time it until it runs out of space, then YOU, will know, what it will be for your phone.