Mark Zuckerberg vs Robert Ziff: who is richer?
Mark Zuckerberg is richer, with a net worth of $209.7 billion versus Robert Ziff's $8.27 billion — a gap of $201.5 billion, or 25 times as much (as of November 7, 2026).
Mark Zuckerberg
Source of wealth: Facebook
$209.7B
Robert Ziff
Source of wealth: Investments
$8.27B
Made since you opened this page: $0.00
Side-by-side
| Mark Zuckerberg | Robert Ziff | |
|---|---|---|
| Net worth | $209.7B | $8.27B |
| World rank | #5 | #465 |
| Makes per second | −$124 | $29.02 |
| Makes per day | −$10.69M | $2.51M |
| Today | +$1.72B | $0 |
| Source of wealth | Investments | |
| Age | 42 | 60 |
| Country | United States | United States |
Net worth by year
| Year | Mark Zuckerberg | Robert Ziff |
|---|---|---|
| 2026 | $222B | $7.2B |
| 2025 | $216B | $6.8B |
| 2024 | $177B | $6.2B |
| 2023 | $64.4B | $5.7B |
| 2022 | $67.3B | $5B |
| 2021 | $97B | $5B |
| 2020 | $54.7B | $5B |
| 2019 | $62.3B | $4.8B |
| 2018 | $71B | $4.8B |
| 2017 | $56B | $4.8B |
| 2016 | $44.6B | $4.8B |
| 2015 | $33.4B | $4.9B |
Frequently asked questions
Who is richer, Mark Zuckerberg or Robert Ziff?
Mark Zuckerberg is richer, worth $209.7 billion compared with Robert Ziff's $8.27 billion. The difference is $201.5 billion.
Who makes more per second, Mark Zuckerberg or Robert Ziff?
Robert Ziff makes more: about $29.02 per second versus −$124. Per day that's $2.51M vs −$10.69M.
How many times richer is Mark Zuckerberg than Robert Ziff?
Mark Zuckerberg has about 25 times Robert Ziff's net worth.