Garry Kasparov vs Gregor Mendel
Garry Kasparov (IQ 190) vs Gregor Mendel (IQ 165). Side-by-side comparison of intellect, achievements, era and cultural impact.
| Born | 1963 | 1822 |
|---|---|---|
| Died | — | 1884 |
| Country | AZ | CZ |
| Estimated IQ | 190 | 165 |
| Best known for | Being the top chess player from 1984 until 2005 | Creating the science of genetics |
Who had the higher IQ?
By the most cited estimates, Garry Kasparov tops this matchup with an estimated IQ of 190, a 25-point margin over Gregor Mendel (165). 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
Garry Kasparov is best known for: Being the top chess player from 1984 until 2005 Gregor Mendel is best known for: Creating the science of genetics
Different eras, different boards
The two were born roughly 141 years apart (1963 vs 1822), 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, Garry Kasparov 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.