Pierre-Simon Laplace vs William James Sidis

Who Was the Greater Genius? A Complete Comparison

Pierre-Simon Laplace
IQ195
Born1749
Died1827
OriginBeaumont-en-Auge, Normandy, Kingdom of France
Known ForPredicting the existence of black holes
VS
William James Sidis
IQ250
Born1898
Died1944
OriginManhattan, New York City, U.S.
Known ForThe Animate And The Inanimate

About Pierre-Simon Laplace

A French scholar and polymath whose work was important to the development of engineering, mathematics, statistics, physics, astronomy, and philosophy.

Read full biography of Pierre-Simon Laplace → · In-Depth Article →

About William James Sidis

American child prodigy

DER KOSTENLOSE TEST
Wie hoch ist Ihrer?

Zwanzig Fragen, acht Minuten auf der Uhr und ein Perzentil, gemessen an allen bisherigen Teilnehmern. Ohne Anmeldung.

IQ-Test starten →

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 Pierre-Simon Laplace (IQ 195). However, both made extraordinary contributions.

Frequently Asked Questions

Who had a higher IQ — Pierre-Simon Laplace or William James Sidis?

Pierre-Simon Laplace had an estimated IQ of 195 while William James Sidis had an estimated IQ of 250.

What is each genius known for?

Pierre-Simon Laplace is known for: Predicting the existence of black holes. William James Sidis is known for: The Animate And The Inanimate.

Are both considered geniuses?

Yes. Both Pierre-Simon Laplace and William James Sidis are universally regarded as among history's greatest intellects.

Full Profile: Pierre-Simon LaplaceFull Profile: William James Sidis

← Browse all genius comparisons | IQ Rankings