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Head-to-Head Comparison

Srinivasa Ramanujan vs Thomas Aquinas

Srinivasa Ramanujan (IQ 175) vs Thomas Aquinas (IQ 170). Side-by-side comparison of intellect, achievements, era and cultural impact.

Srinivasa Ramanujan
1887–1920 · IN
175
Estimated IQ
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Thomas Aquinas
1225–1274 · IT
170
Estimated IQ
Read full biography →
Born18871225
Died19201274
CountryINIT
Estimated IQ 175 170
Best known forLandau–Ramanujan constant, Mock theta functions, Ramanujan conjecture, Ramanujan prime, Ramanujan–Soldner constant, Ramanujan theta function, Ramanujan's sum, Rogers–Ramanujan…

Who had the higher IQ?

By the most cited estimates, Srinivasa Ramanujan tops this matchup with an estimated IQ of 175, a 5-point margin over Thomas Aquinas (170). 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

Srinivasa Ramanujan is best known for: Landau–Ramanujan constant, Mock theta functions, Ramanujan conjecture, Ramanujan prime, Ramanujan–Soldner constant, Ramanujan theta function, Ramanujan's sum, Rogers–Ramanujan… Thomas Aquinas is best known for: —

Recognition. Srinivasa Ramanujan: Fellow of the Royal Society. Thomas Aquinas: —.

Different eras, different boards

The two were born roughly 662 years apart (1887 vs 1225), 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, Srinivasa Ramanujan 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, Srinivasa Ramanujan or Thomas Aquinas?
Estimated IQs are 175 for Srinivasa Ramanujan and 170 for Thomas Aquinas. Srinivasa Ramanujan rates higher by 5 points. Historical IQ figures are reconstructions, not measured scores.
What is Srinivasa Ramanujan most famous for?
Landau–Ramanujan constant, Mock theta functions, Ramanujan conjecture, Ramanujan prime, Ramanujan–Soldner constant, Ramanujan theta function, Ramanujan's sum, Rogers–Ramanujan…
What is Thomas Aquinas most famous for?
Did Srinivasa Ramanujan and Thomas Aquinas ever meet?
They were contemporaries, though there is no documented direct meeting in our sources.

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