Who Was the Greater Genius? A Complete Comparison
An English theoretical physicist, cosmologist, and author
Read full biography of Stephen Hawking → · In-Depth Article →
American astrophysicist, cosmologist, author, and science educator
Twenty questions, eight minutes on the clock, and a percentile measured against everyone who has taken it. No sign-up.
Take the IQ test →Based on estimated IQ scores, Stephen Hawking (IQ 180) ranks higher than Carl Sagan (IQ 130). However, both made extraordinary contributions.
Stephen Hawking had an estimated IQ of 180 while Carl Sagan had an estimated IQ of 130.
Stephen Hawking is known for: Hawking radiation, A Brief History of Time, Penrose–Hawking theorems, Black hole information paradox, Micro black hole, . Carl Sagan is known for: Search for Extra-Terrestrial Intelligence (SETI), Cosmos: A Personal Voyage, The Dragons of Eden, The Demon-Haunted Worl.
Yes. Both Stephen Hawking and Carl Sagan are universally regarded as among history's greatest intellects.
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