A condominium, often shortened to condo, in the United States of America is a type of living space similar to apartment but independently sellable and, therefore regarded as real estate. Condominium is a building or complex of buildings containing a number of individually owned. The mean difference between apartment and condominium is ownership. Apartment is for rent and the rent you pay goes to the landlord. Condominiums are managed by Homeowner's Association (HOA), but each individual unit has a separate owner. If you chose to rent a condo, your landlord would be the owner of the unit. On the other hand, individual apartment unit cannot be purchased. 
Condominiums are increasing in price, buying a condo is a form of investing in yourself. Ownership presents individuals with many benefits that renting doesn't. These are things that are only possible with ownership. Condo vs. apartment renting. However, it is equally important to keep in mind that Homeowner Association fee (HOA) can be an additional monthly payment not including in the monthly mortgage payments.