Mark Zuckerberg vs Cai Dongchen: who is richer?
Mark Zuckerberg is richer, with a net worth of $209.7 billion versus Cai Dongchen's $3.33 billion — a gap of $206.4 billion, or 63 times as much (as of November 7, 2026).
Mark Zuckerberg
Source of wealth: Facebook
$209.7B
Cai Dongchen
Source of wealth: Pharmaceuticals
$3.33B
Made since you opened this page: $0.00
Side-by-side
| Mark Zuckerberg | Cai Dongchen | |
|---|---|---|
| Net worth | $209.7B | $3.33B |
| World rank | #5 | #1248 |
| Makes per second | −$124 | $26.28 |
| Makes per day | −$10.69M | $2.27M |
| Today | +$1.72B | −$46.85M |
| Source of wealth | Pharmaceuticals | |
| Age | 42 | 73 |
| Country | United States | China |
Net worth by year
| Year | Mark Zuckerberg | Cai Dongchen |
|---|---|---|
| 2026 | $222B | $3.9B |
| 2025 | $216B | $2B |
| 2024 | $177B | $2.4B |
| 2023 | $64.4B | $3B |
| 2022 | $67.3B | $3.2B |
| 2021 | $97B | $2.6B |
| 2020 | $54.7B | $2.3B |
| 2019 | $62.3B | $2.4B |
| 2018 | $71B | $2.9B |
| 2017 | $56B | — |
| 2016 | $44.6B | — |
| 2015 | $33.4B | — |
Frequently asked questions
Who is richer, Mark Zuckerberg or Cai Dongchen?
Mark Zuckerberg is richer, worth $209.7 billion compared with Cai Dongchen's $3.33 billion. The difference is $206.4 billion.
Who makes more per second, Mark Zuckerberg or Cai Dongchen?
Cai Dongchen makes more: about $26.28 per second versus −$124. Per day that's $2.27M vs −$10.69M.
How many times richer is Mark Zuckerberg than Cai Dongchen?
Mark Zuckerberg has about 63 times Cai Dongchen's net worth.