I do a chill comparison between these guys, if you are also wondering.
https://howl.me/clARnUUmYvr JBL Charge 5 (affiliate link)
https://howl.me/clARoZTpf7o JBL Flip 6 (affiliate link)

0:00 intro
0:30 side by side specs
1:07 should you wait for the Charge 6?
2:19 side by side sound comparison
4:21 my conclusion