Question

one difference between text based chat and video based chat

Answer 1

While the terms "chat" and "instant messaging" are often used interchangeably, they are actually two different ways to communicate on the internet. While you can chat while sending instant messages with friends and colleagues, an instant message is ultimately not a chat.

Answer 2

One difference between text based chat and video based chat is -
in text best chat we can only write and send messages we cannot see the video while talking in video-based chat we can see the videos and talk with each other .

hope it helps u