Who’s Smarter? IQ Rankings by Country

Ever wondered which country has the smartest people? In this video, we compare the average IQ of over 100 countries, ranked from lowest to highest. Find out where your country stands in this global IQ leaderboard!

From surprising underdogs to top-ranking nations, this video reveals fascinating insights about intelligence levels around the world. All data shown is based on the most recent global IQ estimates.

Data Source: Global IQ ranking reports and national assessments (2025)

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