Free PDF: The Genius Workout — 50 brain teasers + the 25 highest IQs in history.
Head-to-Head Comparison

Charles Dickens vs Gregor Mendel

Charles Dickens (IQ 165) vs Gregor Mendel (IQ 165). Side-by-side comparison of intellect, achievements, era and cultural impact.

Charles Dickens
1812–1870 · ENG
165
Estimated IQ
Read full biography →
Gregor Mendel
1822–1884 · CZ
165
Estimated IQ
Read full biography →
Born18121822
Died18701884
CountryENGCZ
Estimated IQ 165 165
Best known forThe Pickwick Papers • Oliver Twist • Nicholas Nickleby • A Christmas Carol • David Copperfield • Bleak House • Little Dorrit • A Tale of Two Cities • Great ExpectationsCreating the science of genetics

Who had the higher IQ?

By the most cited estimates, Charles Dickens tops this matchup with an estimated IQ of 165, a 0-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

Charles Dickens is best known for: The Pickwick Papers • Oliver Twist • Nicholas Nickleby • A Christmas Carol • David Copperfield • Bleak House • Little Dorrit • A Tale of Two Cities • Great Expectations Gregor Mendel is best known for: Creating the science of genetics

Different eras, different boards

The two were born roughly 10 years apart (1812 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, Charles Dickens 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, Charles Dickens or Gregor Mendel?
Estimated IQs are 165 for Charles Dickens and 165 for Gregor Mendel. They rate similarly. Historical IQ figures are reconstructions, not measured scores.
What is Charles Dickens most famous for?
The Pickwick Papers • Oliver Twist • Nicholas Nickleby • A Christmas Carol • David Copperfield • Bleak House • Little Dorrit • A Tale of Two Cities • Great Expectations
What is Gregor Mendel most famous for?
Creating the science of genetics
Did Charles Dickens and Gregor Mendel ever meet?
They were contemporaries, though there is no documented direct meeting in our sources.

Related Comparisons

Explore more genius comparisons

See the IQ Rankings →
ENEspañolFrançaisDeutschPortuguês日本語Italiano中文한국어العربيةहिन्दीРусскийTürkçe

Play & come back tomorrow

🔥 Daily Genius Challenge · Genius trivia
Which mathematician proved that no consistent system can prove all truths (incompleteness)?
🧠 Which Genius Are You?📊 Free IQ Test