どんぐりの背比 せいくら
dongurino sēkurabe

Noun
Idiomatic Expression

1. having very little difference between one another; being much of a muchness; being more or less the same; height comparison among acorns — literal

こういう ながれになると結局 けっきょく、どんぐりの背比 せいくらべになる。
kōyū nagareni naruto kekkyoku dongurino sēkurabeni naru.
Once things start going this way, in the end they'll all be much of a muchness.
Noun
Idiomatic Expression

2. pointless competition (between two equally unimpressive parties); pissing contest

Other forms: