When talking about comparing something or someone with another, the phrase "stack up with" is commonly used. However, there are many words that can be used as synonyms for this phrase. Some examples include "measure up to," "be on par with," "be equal to," "be comparable to," "be competitive with," and "be in the same league as." These synonyms can be interchanged in a sentence depending on the context and the tone of the conversation. Using synonyms not only adds variety to your language, but it can also help you express your thoughts more effectively.