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Plato vs William James Sidis

Who Was the Greater Genius? A Complete Comparison

Plato
IQ180
Born428
Died0348
OriginAthens, Greece
Known ForApology <br> Crito <br> Euthyphro <br> Meno <br> Parmenides <br> Phaedo <br> Pha
VS
William James Sidis
IQ250
Born1898
Died1944
OriginManhattan, New York City, U.S.
Known ForThe Animate And The Inanimate

About Plato

An Athenian philosopher during the Classical period in Ancient Greece, founder of the Platonist school of thought and the Academy

Read full biography of Plato → · In-Depth Article →

About William James Sidis

American child prodigy

Read full biography of William James Sidis → · In-Depth Article →

The Verdict

Based on estimated IQ scores, William James Sidis (IQ 250) ranks higher than Plato (IQ 180). However, both made extraordinary contributions.

Frequently Asked Questions

Who had a higher IQ — Plato or William James Sidis?

Plato had an estimated IQ of 180 while William James Sidis had an estimated IQ of 250.

What is each genius known for?

Plato is known for: Apology <br> Crito <br> Euthyphro <br> Meno <br> Parmenides <br> Phaedo <br> Phaedrus <br> Republic <br> Symposium <br> . William James Sidis is known for: The Animate And The Inanimate.

Are both considered geniuses?

Yes. Both Plato and William James Sidis are universally regarded as among history's greatest intellects.

Full Profile: PlatoFull Profile: William James Sidis

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