Traditional finance has been the linchpin of the world economy for centuries, providing stability, regulation, and trust. Banks, financial institutions, and centralized authorities have held money, loans, investments, and transactions under their control. But with the advent of blockchain technology, decentralized finance (DeFi) is poised to emerge as an alternative game-changer, breaking centuries of dominance by traditional finance. DeFi provides financial inclusion, openness, and speed by eliminating intermediaries and utilizing smart contracts. Does this mean, however, that traditional finance will be obsolete? Or will it coexist with DeFi? This article compares the key differences, advantages, and future of these two paradigms of finance.