When it comes to making a comparison between two things, "in comparison" is a commonly used phrase. However, there are many other synonyms that can be used interchangeably for this phrase such as "by comparison", "compared to/with", "in contrast", "relative to", "relatively speaking", "as a contrast", "differently from", "in relation", and "in proportion". These synonyms help to add variation to your language and can make writing more engaging for the reader. So, the next time you find yourself using "in comparison", consider using one of these synonyms instead to make your writing more interesting.