Mark Zuckerberg vs Cai Zaihua: who is richer?
Mark Zuckerberg is richer, with a net worth of $209.7 billion versus Cai Zaihua's $999.3 million — a gap of $208.7 billion, or 210 times as much (as of November 7, 2026).
Mark Zuckerberg
Source of wealth: Facebook
$209.7B
Cai Zaihua
Source of wealth: chemicals
$999.3M
Side-by-side
| Mark Zuckerberg | Cai Zaihua | |
|---|---|---|
| Net worth | $209.7B | $999.3M |
| World rank | #5 | #3366 |
| Makes per second | −$124 | −$33.50 |
| Makes per day | −$10.69M | −$2.89M |
| Today | +$1.72B | −$41.68M |
| Source of wealth | chemicals | |
| Age | 42 | 63 |
| Country | United States | China |
Net worth by year
| Year | Mark Zuckerberg | Cai Zaihua |
|---|---|---|
| 2026 | $222B | $1.7B |
| 2025 | $216B | — |
| 2024 | $177B | — |
| 2023 | $64.4B | — |
| 2022 | $67.3B | — |
| 2021 | $97B | — |
| 2020 | $54.7B | — |
| 2019 | $62.3B | — |
| 2018 | $71B | — |
| 2017 | $56B | — |
| 2016 | $44.6B | — |
| 2015 | $33.4B | — |
Frequently asked questions
Who is richer, Mark Zuckerberg or Cai Zaihua?
Mark Zuckerberg is richer, worth $209.7 billion compared with Cai Zaihua's $999.3 million. The difference is $208.7 billion.
Who makes more per second, Mark Zuckerberg or Cai Zaihua?
Cai Zaihua makes more: about −$33.50 per second versus −$124. Per day that's −$2.89M vs −$10.69M.
How many times richer is Mark Zuckerberg than Cai Zaihua?
Mark Zuckerberg has about 210 times Cai Zaihua's net worth.