Ctesibius vs William James Sidis

Who Was the Greater Genius? A Complete Comparison

Ctesibius
IQ185
Born285
Died0222
OriginAlexandria, Egypt
VS
William James Sidis
IQ250
Born1898
Died1944
OriginManhattan, New York City, U.S.
Known ForThe Animate And The Inanimate

About Ctesibius

Greek inventor and mathematician who is considered to be the father of pneumatics.

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

About William James Sidis

American child prodigy

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The Verdict

Based on estimated IQ scores, William James Sidis (IQ 250) ranks higher than Ctesibius (IQ 185). However, both made extraordinary contributions.

Frequently Asked Questions

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

Ctesibius had an estimated IQ of 185 while William James Sidis had an estimated IQ of 250.

What is each genius known for?

Ctesibius is known for: See full biography. William James Sidis is known for: The Animate And The Inanimate.

Are both considered geniuses?

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

Full Profile: CtesibiusFull Profile: William James Sidis

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