Switching from Blogger to WordPress doesn’t require more coding skills. Yes, But you need to know about WordPress functionality. You must comfortable with WordPress. When migrating your site from Blogger to WordPress, you get so many 404 errors as the permalink structure of blogger different from WordPress. So you have complete knowledge of WordPress. If you don’t have sufficient knowledge of WordPress then you can easily found articles on the same topic over the internet.
And I would recommend you to choose WordPress over Blogger.WordPress offers so many features & functionally that not possible in bloggers.
If you want to take your blogging to next level you should move on to WordPress. WordPress
has no limitations and it is also very easy to maintain and customize your site, which can be
done with the help of the plugins. You can easily move from Blogger to WordPress by utilizing
the WordPress import function.
As a blogger myself, moving it to the wordpress platform is a good move because you’ll get more monetization opportunities–make sure you self-host your site! This way you get complete freedom with your ad placements and etc.