Comparable means two or more things can be compared, usually because they are similar enough in type, quality, or purpose. If two phones have similar features and prices, they are comparable.
Comparative relates to comparison. It often appears in grammar, where a comparative form shows a higher degree of something, such as faster, smaller, or better.
A simple way to remember it is this: comparable describes things, while comparative describes the act or form of comparing.
- The two apartments are comparable in size.
- In grammar, better is the comparative form of good.
Use comparable when you mean “similar enough to compare.” Use comparative when you mean “involving comparison,” especially in language, analysis, or direct contrast.