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University of California, Berkeley vs University of California San Diego

On research quality in 2022–now, University of California, Berkeley ranks #32 in the world and University of California San Diego #33, of 28,054 institutions. University of California, Berkeley stands higher in 12 of the 16 fields both publish in, University of California San Diego in 4.

Research profiles alike: 0.47similar shapes of research, whatever their size. How it is measured

University of California, Berkeley

United States · Berkeley

World rank, 2022–now
#32
#4 all time
Works, 2022–now
17k
fractional
Top-10% rate
21.8%
share of its work among the world’s most cited
Open access
36%
of its works free to read

Strongest relative focus: Environmental Chemistry, Geophysics, Oceanography.

University of California San Diego

United States · San Diego

World rank, 2022–now
#33
#18 all time
Works, 2022–now
17k
fractional
Top-10% rate
22.3%
share of its work among the world’s most cited
Open access
37%
of its works free to read

Strongest relative focus: Aging, Virology, Cellular and Molecular Neuroscience.

Who leads in each field?

University of California, Berkeley stands higher in 12 of 16 fields, University of California San Diego in 4. Each bar is that side’s standing among all institutions ranked in the field: the full bar is first place.

University of California, Berkeley 124 University of California San Diego
  1. #98Agricultural and Biological Sciences—
  2. #18Biochemistry, Genetics and Molecular Biology#6
  3. #44Chemistry—
  4. #19Computer Science#36
  5. #14Decision Sciences—
  6. #26Economics, Econometrics and Finance—
  7. #109Engineering#129
  8. #62Environmental Science—
  9. —Immunology and Microbiology#22
  10. #104Materials Science—
  11. #14Mathematics#41
  12. #378Medicine#31
  13. #52Neuroscience#9
  14. #20Physics and Astronomy#39
  15. #70Psychology#71
  16. #38Social Sciences#203

Standing is the percentile of world rank within each field, 2022–now; the printed number is the rank itself. A dash means the field is too small there to rank. How sides are compared.

Where does each put its research?

Not who is better, but what each side chooses to work on. A country or institution that puts twice the world’s share of its research into a field sits at 2×, whatever its size.

  1. Earth and Planetary Sciences7.4× 1.4×
  2. Environmental Science1.9× 0.6×
  3. Business, Management and Accounting0.6× 0.2×
  4. Physics and Astronomy4.1× 1.8×
  5. Economics, Econometrics and Finance1.3× 0.6×
  6. Agricultural and Biological Sciences0.5× 0.2×
  7. Arts and Humanities1.1× 0.5×
  8. Energy0.7× 0.4×
  9. Chemical Engineering0.9× 0.5×
  10. Social Sciences0.9× 0.5×
  11. Decision Sciences1.4× 1.0×
  12. Materials Science0.8× 0.6×
  13. Chemistry0.8× 0.7×
  14. Mathematics2.1× 1.9×
  15. Engineering0.8× 0.8×
  16. Computer Science1.1× 1.1×
  17. Nursing0.4× 0.5×
  18. Psychology1.1× 1.4×
  19. Health Professions0.5× 0.8×
  20. Neuroscience1.4× 2.8×
  21. Biochemistry, Genetics and Molecular Biology1.0× 2.1×
  22. Veterinary0.2× 0.5×
  23. Pharmacology, Toxicology and Pharmaceutics0.3× 0.9×
  24. Dentistry0.1× 0.2×
  25. Immunology and Microbiology0.4× 1.9×
  26. Medicine0.3× 1.5×
University of California, BerkeleyUniversity of California San Diego

Location quotient in 2022–now: the share of each side’s research in the field over the world’s share. 1× is the world’s balance; the axis runs from a quarter of it to four times. Fields where University of California, Berkeley leans further are at the top, University of California San Diego’s at the bottom. How research profiles are compared.

How has their output grown?

2k4k6kUniversity of California San Diego3,951 in 2025University of California, Berkeley3,352 in 20251990200020102020

Fractional works per year. The latest, partial year is left off.

Which publishes more research, University of California, Berkeley or University of California San Diego?

University of California San Diego publishes 1.0× as much research as University of California, Berkeley in 2022–now (17k against 17k fractional works).

Whose research has more impact, University of California, Berkeley or University of California San Diego?

22.3% of University of California San Diego's research reaches the world's top 10% most cited, against 21.8% for University of California, Berkeley.

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