What us the differences between debt and equity capital?

Equity capital is the form of finance which is provided by owners of the business while debt financing is form of long term loan which requires to pay interest. Debt financing has the benefit that interest paid for that is tax deductable while equity capital don't have to pay any interest and that's why it is not a tax deductable so for this type of benefit of debt finance companies tries to maintain proper mix of debt as well as equity capital in the business.