Who Was the Greater Genius? A Complete Comparison
A Greco-Egyptian mathematician and engineer who was active in his native city of Alexandria
Read full biography of Hero of Alexandria → · In-Depth Article →
An Irish businessman & information technologist
Twenty questions, eight minutes on the clock, and a percentile measured against everyone who has taken it. No sign-up.
Take the IQ test →Read full biography of Walter O'Brien (Obrien) → · In-Depth Article →
Based on estimated IQ scores, Walter O'Brien (Obrien) (IQ 197) ranks higher than Hero of Alexandria (IQ 185). However, both made extraordinary contributions.
Hero of Alexandria had an estimated IQ of 185 while Walter O'Brien (Obrien) had an estimated IQ of 197.
Hero of Alexandria is known for: Aeolipile <br> Heron's fountain <br> Heron's formula <br> Vending machine. Walter O'Brien (Obrien) is known for: Inspiration of the television series Scorpion.
Yes. Both Hero of Alexandria and Walter O'Brien (Obrien) are universally regarded as among history's greatest intellects.
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