Just came across this review done by The-gadgeteer.com and it seems like they hit pretty much every point for the Flare Mini. Their Final Thoughts is what got me.
https://the-gadgeteer.com/2019/09/02/soundcore-flare-mini-bluetooth-speaker-review/
Final Thoughts
Full stop, at this price point you are just not going to find a better built, better performing or better sounding speaker than the Soundcore Flare Mini.