There is no simple answer to this question as it depends on a variety of factors. Some authors may find that self-publishing suits their needs better, while others may prefer traditional publishing. Ultimately, it is up to the author to decide which route is best for them.
Some things to consider when making this decision include:
-The amount of control you want over the creative process
-The amount of time and energy you are willing to put into promoting your book
-The amount of money you are willing to invest
For more information on this topic, you may find the following article helpful:
https://www.thecreativepenn.com/2018/02/26/self-publish-traditional-publish/