Not at all. Sandboxed google play is...sandboxed. Micro G has privelged access to your phone. That is a massive canyon in the difference of access you are giving an app.
Its the primary privacy reason why standard Google Play is such a privacy nightmare.
The only difference with Micro G is your shifting trust from Google to Micro G. Which is fine if that's what your threat model allows but it doesn't erase the issue.
Out of curiosity, why did you decide on DoT instead of DoH (DNS over HTTPS)?