It is really better to have.

10 posts with 10k impressions each on Reddit, then 1 post with 100k impressions.

You are learning a lot from it. How to post, when to post, what to talk about. You will use different hooks. You will use different techniques.

Once you are getting good, you are improving also, and why not have 10 posts with 100k impressions each, then once in the time.