The answer to all your questions is "Moodle is better!" - since you are asking the Moodle community.
If you want to dive deeper read for example the discussion "Moodle V/s OpenEdx" https://moodle.org/mod/forum/discuss.php?d=364356.
Comparisons and advocacy
Which is best for my company Moodle or Open edX?
This discussion has been locked because a year has elapsed since the last post. Please start a new discussion topic.