Always, you can own a condominium. And some condominiums are called apartments. You cannot always own an apartment. When you cannot own an apartment, it is not a condominium.
In world English apartments are of higher quality, they're very upmarket flats. Apartments often even have more than one floor whilst a flat is always just the one (i.e. its flat) In American English...
An apartment is usually part of a multi-unit building. The owner of the building charges rent for the separate apartments. Houses are generally privately owned and stand alone buildings. The owner of...
Depending on the context, these two terms could mean the same thing: other descriptions for a residence or commercial space. Usually an apartment is the name of a residence in a building where there...