Top 10 Economies In The World 2024 By Ppp 2021. The united states has had the largest gdp for over a century, but china's has grown rapidly. The latest international comparison program (icp) data show the size of the global economy in ppp terms in 2021 was $152 trillion.
Learn which countries are among the top 25 economies in the world. China’s gdp stood at $29 trillion in ppp terms in 2021, representing 18.9% of global gdp, while the united states’ gdp was $24 trillion, accounting for 15.5% of global gdp.