Net Worth Comparison

Eduardo Costantini vs Mark Zuckerberg

Real-time net worth, career, and company comparison — updated June 2026.

Eduardo Costantini

Eduardo Costantini

Net Worth
$1.293B
-0.08% today
Mark Zuckerberg
Wealthier

Mark Zuckerberg

Net Worth
$207.68B
+$206.4B more than Eduardo
+0.40% today

Wealth at a Glance

Eduardo Costantini$1.293B
Mark Zuckerberg$207.68B

Net worth gap: $206.4B — equivalent to 99% of Mark's total wealth.

Tale of the Tape

Eduardo Costantini
Mark Zuckerberg
$1.293B
Net Worth
$207.68B
#2925
Global Rank
#6
79
Age
41
ARGENTINA
Country
UNITED STATES
Real estate
Source of Wealth
Facebook
Diversified
Industry
Technology
Universidad Católica Argentina (Bachelor's in Economics), University of East Anglia, England (Master's in Quantitative Economics)
Education
Harvard University (dropped out)
Annual Salary
$0.0M

Career Highlights

Eduardo Costantini

  1. 1971
    Graduated
    Earned a bachelor's degree in economics from Universidad Católica Argentina.
  2. 1975
    Graduated
    Obtained a master's degree in quantitative economics from the University of East Anglia, England.
  3. 1991
    Founded Consultatio Asset Management
    Focused on investment funds in Latin America.
  4. 1991
    Established Consultatio SA
    Specializing in large real estate projects.
  5. 1999
    Developed Nordelta
    The largest real estate venture in Argentina.

Mark Zuckerberg

  1. 2004
    Founded Facebook
    Co-founded Facebook while at Harvard University.
  2. 2008
    Became a Billionaire
    Became a billionaire at age 23.
  3. 2012
    Facebook IPO
    Took Facebook public, making it one of the largest IPOs in history.
  4. 2021
    Meta Rebranding
    Facebook rebranded to Meta Platforms, Inc., focusing on the metaverse.

Net Worth History

YearEduardoMarkLeader
2020$0.69B
2022$1.6B$65BMark
2023$170B
2024$1.2B$224.1BMark
2025$1.3B$222BMark
2026$1.293B$207.68BMark

The Verdict: Mark Zuckerberg vs Eduardo Costantini

As of June 2026, Mark Zuckerberg leads this comparison with a net worth of $207.68B, placing at #6 in the global rankings. Eduardo Costantini follows at $1.293B — a gap of $206.4B.

The two leaders come from distinct industries — Diversified for Eduardo Costantini and Technology for Mark Zuckerberg. Comparing them is therefore a comparison of different underlying asset types, growth rates, and risk profiles rather than a simple head-to-head within the same market.

Eduardo Costantini is 79 years old versus 41 for Mark Zuckerberg, a difference of 38 years. Age context matters in wealth comparisons: a younger billionaire at the same net worth has had less time to accumulate — and in many cases represents a higher compound annual growth rate on their wealth.

Net worth figures are estimates calculated from public shareholding disclosures, stock price data, and reported asset values. See our full methodology.