Hey there,

I am really sorry for the delay of this reply as it is a weekend for us here.

Easysocial comment system
- Currently Easysocial comment just a simple comment system.

EasyBlog comment system
Easyblog comment system available features such as :
- Register an user account via comment
- Subscribe blog entry via comment
- Can insert emoji and the rest of normal font, image, video feature.
- Moderate comment
- Available user ACL management


Komento comment system
- Available user ACL management
- Attachment
- Available customization with their smiley
- Moderate comment
- Available 3rd party extension integration with Komento
- Komento has live notifications for new posted comments (if you are currently on the same page)
- Location tagging
- Social sharing
You can find out more about the uniqueness feature that Komento can offer from our komento page here, http://stackideas.com/komento .

Hope this help.