"As opposed to" is a phrase often used to contrast or distinguish between two things. However, if you want to add variety to your writing, there are a number of synonyms you can use instead. For example, you could use "in contrast to," "in comparison to," "rather than," "unlike," or "opposite to." Additionally, you could use "on the other hand," "by comparison," or "conversely" to express a contrasting idea. Choosing different synonyms for "as opposed to" can also help you convey a slightly different message or tone, so it's always worth experimenting with different options.