Net Worth Comparison

Mustafa Rahmi Koç vs Mark Zuckerberg

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

Mustafa Rahmi Koç

Mustafa Rahmi Koç

Net Worth
$2.401B
-1.20% today
Mark Zuckerberg
Wealthier

Mark Zuckerberg

Net Worth
$207.68B
+$205.3B more than Mustafa
+0.40% today

Wealth at a Glance

Mustafa Rahmi Koç$2.401B
Mark Zuckerberg$207.68B

Net worth gap: $205.3B — equivalent to 99% of Mark's total wealth.

Tale of the Tape

Mustafa Rahmi Koç
Mark Zuckerberg
$2.401B
Net Worth
$207.68B
#1742
Global Rank
#6
95
Age
41
TURKEY
Country
UNITED STATES
Diversified
Source of Wealth
Facebook
Diversified
Industry
Technology
Johns Hopkins University, BA in Industrial Management
Education
Harvard University (dropped out)
Annual Salary
$0.0M

Career Highlights

Mustafa Rahmi Koç

  1. 1958
    Joined Koç Group
    Began working for the Koç Group after military service.
  2. 1964
    General Coordinator of Koç Holding
    Became the general coordinator when the headquarters moved to Istanbul.
  3. 1984
    Chairman of Koç Holding
    Succeeded his father as Chairman.
  4. 2003
    Retired as Chairman
    Handed over chairmanship to his son and became Honorary Chairman.

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

YearMustafaMarkLeader
2022$65B
2023$170B
2024$2.5B$224.1BMark
2025$2.6B$222BMark
2026$2.401B$207.68BMark

The Verdict: Mark Zuckerberg vs Mustafa Rahmi Koç

As of June 2026, Mark Zuckerberg leads this comparison with a net worth of $207.68B, placing at #6 in the global rankings. Mustafa Rahmi Koç follows at $2.401B — a gap of $205.3B.

The two leaders come from distinct industries — Diversified for Mustafa Rahmi Koç 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.

Mustafa Rahmi Koç is 95 years old versus 41 for Mark Zuckerberg, a difference of 54 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.