およぶべくもない

およぶべくもない【及ぶべくもない】

do not belong in the same category [league] with…; do not begin to compare with…. [⇒およびもつかない]

●彼の演奏には及ぶべくもないが私なりの努力はしてみよう. I couldn't begin to come up to his performance, but I'll do the best I can.