Restaurants are hard because the sounds overlap: dishes, music, chairs, nearby tables, and voices all compete at once.
Prioritize speech focus
Look for noise reduction, feedback control, and enough sound processing detail to keep voices comfortable without making everything harsh.
Fit still matters
A stable fit helps the device perform consistently. If a device shifts during chewing or conversation, the user may notice feedback or uneven sound.
Set realistic expectations
No hearing aid removes every restaurant sound. The goal is easier conversation and less fatigue, not silence.
Suggested comparison path
Compare GM-955 Pro with GM-363 for stronger daily processing, then review GM-915 if the user wants a smaller in-canal style.