u can use both it one sintance i think like ? this apple is red like this book . u cant say this apple is red such as this book

The words can be used in very similar ways and are often interchangeable. 'Like' is becoming more popular but 'such as' still sounds better in most situations.

well mainly in meaning there is no difference in meaning between such as and like but such as comes to be more formal than like in some peoples' opinion.

Synonyms.