Japanese meaning of 大同小異

Reading:
だいどうしょうい (daidou shoui)

English Translation:

A hair’s breadth difference / Tweedledum and Tweedledee

Meaning & Cultural Context

Meaning:


The existence of only minor differences between things that are fundamentally similar, such as two products that have the same basic function but slightly different features.

Cultural Context:


From Chinese classics, used in debate, product comparison, and academic analysis to downplay differences.

Grammar & Learning Points

Grammar Point

• Noun phrase used with “だ” or “である” to state similarity with small differences.

Trap for English Speakers

Can be confused as meaning “completely identical,” missing the nuance of minor differences.

Example

Basic Example

二つの案は大同小異だ。

The two proposals are largely the same with minor differences.


Applied Example

二つの案は大同小異で、どちらでも結果は同じだった。

The two plans were much the same, with only minor differences.