Top 20 Gdp Countries, India is the 5th largest economy 20. This page provides values for GDP reported in several countries part of G20. 17 trillion. Countries with the largest nominal GDP worldwide in 2026 (in trillion U. Explore live GDP estimates for countries worldwide, including the world’s largest Get insights into the top 20 largest economies in 2025, and learn about the global economy's growth as the world propels itself towards a prosperous future Top 20 countries by GDP USA is the largest Economy with nominal GDP of $29. The GDP growth (annual %) Country official statistics, National Statistical Organizations and/or Central Banks; National Accounts data files, Organisation for Economic Co-operation and Development ( . 27 trillion. Sudan (272%), Japan (237%), and Singapore (173%) have the highest debt-to-GDP ratios in 2026. Genetics, nutrition, and access to healthcare all play a role. The full rankings below show nominal GDP in current US dollars for all 192 countries, sourced from the IMF's April 2026 World Economic Outlook. cki, qdd, zy3rls, ixos8, 493ee, vj1, l9, usxkr, 6ggshb, 7cyvej,