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Head-to-Head Comparison

Mahatma Gandhi vs William James Sidis

Mahatma Gandhi (IQ 160) vs William James Sidis (IQ 250). Side-by-side comparison of intellect, achievements, era and cultural impact.

Mahatma Gandhi
1869–1948 · IN
160
Estimated IQ
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William James Sidis
1898–1944 · US
250
Estimated IQ
Read full biography →
Born18691898
Died19481944
CountryINUS
Estimated IQ 160 250
Best known forIndian Independence Movement and Nonviolent resistanceThe Animate And The Inanimate

Who had the higher IQ?

By the most cited estimates, William James Sidis tops this matchup with an estimated IQ of 250, a 90-point margin over Mahatma Gandhi (160). IQ estimates for historical figures are reconstructions, not test results — they sit on top of biographical evidence, productivity, and the difficulty of the problems each person solved. Treat the number as a directional signal, not a verdict.

Achievements compared

Mahatma Gandhi is best known for: Indian Independence Movement and Nonviolent resistance William James Sidis is best known for: The Animate And The Inanimate

Different eras, different boards

The two were born roughly 29 years apart (1869 vs 1898), which matters: scientific tools, available knowledge, and intellectual culture compound. Comparing minds across eras is comparing players on different boards.

The verdict

So who was greater? The honest answer: they're not strictly comparable. By raw IQ proxy, William James Sidis edges out. By measurable, lasting influence in their respective field, both are anchors of the human record. If you have to pick one to bet civilization on, pick the one working on the problem you care about.

Frequently Asked

Who had the higher IQ, Mahatma Gandhi or William James Sidis?
Estimated IQs are 160 for Mahatma Gandhi and 250 for William James Sidis. William James Sidis rates higher by 90 points. Historical IQ figures are reconstructions, not measured scores.
What is Mahatma Gandhi most famous for?
Indian Independence Movement and Nonviolent resistance
What is William James Sidis most famous for?
The Animate And The Inanimate
Did Mahatma Gandhi and William James Sidis ever meet?
They were contemporaries, though there is no documented direct meeting in our sources.

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