Hibike! Euphonium, BanG Dream! Recommendations
They're both stories of people becoming passionate about music!
Both of the anime got similarities about music.
The difference is BanG Dream! is more into fun, comedy, and everyday life while Hibike! Euphonium is more serious because the team is aiming for Gold medal at National Contest but also got kind if slice of life problem, but aside from that... both of the anime got great story in it.
BanG Dream! music type is light music (Guitar, Keyboard, Drum, Bass, etc), while on the other hand Hibike! Euphonium is Orchestra (Oboe, Euphonium, Trumpet, Percussion, etc).
Both of the anime got goal, for Hibike! Euphonium... it's already mentioned above which is aiming for Gold medal at National