YOU SAID:

There wasn´t a thing in the world that compares

INTO JAPANESE

世界には比較できるものはありませんでした

BACK INTO ENGLISH

There was nothing comparable in the world.

INTO JAPANESE

世界に類を見ないものはなかった。

BACK INTO ENGLISH

There was nothing like it in the world.

INTO JAPANESE

世の中にはこんなものはなかった。

BACK INTO ENGLISH

There was no such thing in the world.

INTO JAPANESE

世の中にそんなものはなかった。

BACK INTO ENGLISH

There was no such thing in the world.