Looking up...
The two designs are completely different.
They have no similarities; they are entirely distinct.
Entirely dissimilar or having no similarities
Her personality is completely different from her sister's.
They have no shared traits; their personalities are entirely distinct.
The new version of the software is completely different from the old one.
It has been entirely redesigned with no similarities to the previous version.
Used to emphasize the absence of any similarity between two things.
Use 'completely different' to emphasize that two things have no similarities at all.
This phrase is often used in comparisons to highlight stark contrasts between two things.
The phrase is an adjective phrase and is typically used to describe nouns or noun phrases.
Derived from the combination of 'completely' (entirely) and 'different' (not the same).
This phrase is used to emphasize the total lack of similarity between two things. It is often used in comparisons to highlight stark contrasts.