It's hardly saying much phrase
Something that is unimportant to be worth consideration in the context of a larger picture.
I know you've got a B minus, but it's hardly saying much about your academic progress.
A: "I think you should go see the doctor considering your current situation now." B: "Nah, I'm good. It's hardly saying much."
be less importance, less outstanding in comparison with something else
1. Used to refer to a thing or matter that is insignificant or unimportant
2. Used to refer to a very small amount (of something)
Someone or something is not very skilful, effective, good or remarkable.
To do paperwork that is boring or unimportant in an office
To be not special, exciting, interesting or remarkable