1. China has now displaced the U.S. to become the largest economy in the world. 4. U.K: $2.8 trillion. EU: $15.6 trillion. The data for GDP at purchasing power parity has also been rebased using the new International Comparison Program price surveys and extrapolated to 2007. The United States will enter the next decade with a soaring economy and the highest GDP in the world, representing over 20% of total global economic output. Since 1871, the U.S is the first largest economy of the world. 2 In fact, the United States has been the biggest economy since the late 19 th century. It has a nominal GDP of $21.48 trillion and a GDP per capita of more than $65,000. Italy: $2.0 trillion. Top 10 Economies in the World by GDP. By 2030, India is expected to overtake the U.S. as the second-largest economy on the planet. 2. The United States is the world's largest economy with a GDP of approximately $20.513 trillion, notably due to high average incomes, a large population, capital investment, low unemployment, high consumer spending, a relatively young population, and technological innovation. Switzerland constitutes the twentieth-largest and one of the fastest-growing economies in the world with a nominal GDP of $703.75 billion as well as the world’s most stable market economy. As per World Bank estimates, the nominal world GDP in 2017 was $80,683.79 billion. 3. China: $14.3 trillion. Despite facing challenges over the past few decades, such as the Iraq war, domestic terrorism and devastating natural disasters, the US still has the largest economy in the world. Germany. Brazil: $1.84 trillion. Japan. We Shouldn’t Be Shocked. Only 16 economies had a GDP higher than $1 trillion, with the US by far the biggest economy at more than $21 trillion – making up just under a quarter of the global total of almost $88 trillion. The third table is a tabulation of the CIA World Factbook GDP (PPP) data update of 2017. India: $2.9 trillion. Japan: $5.1 trillion. In 2018, the nominal world GDP was $84,835.46 billion in 2018, and it’s projected to be $88,081.13 billion in 2019. Data are in millions of international dollars; they were compiled by the World Bank. 5. France: $2.7 trillion. United States of America. India. This chart from Howmuch.net is based on World Bank data for Gross Domestic Product (GDP) for 2019. The world economy consists of 193 economies, with the United States being the largest. Largest Economies in the World. In 2018, the growth rate for the world GDP was 3.6%. China Is Now the World’s Largest Economy. Its nominal GDP is forecast to exceed $21 trillion in 2019 alone, keeping it about $2 trillion ahead of China. China. U.S.: $21.4 trillion. Germany: $3.8 trillion. This country is backed by technology, natural resources in abundance, and advanced infrastructure. The country offers a very high standard of living for its people, represented by the GDP per capita of $82,950.28, which is only behind Luxembourg. The size of the state’s economy is expected to reach $22.32 trillion by end of 2020.