Sergey Brin vs Cai Zaihua: who is richer?
Sergey Brin is richer, with a net worth of $218.1 billion versus Cai Zaihua's $999.3 million — a gap of $217.1 billion, or 218 times as much (as of November 7, 2026).
Sergey Brin
Source of wealth: Google
$218.1B
Made since you opened this page: $0.00
Cai Zaihua
Source of wealth: chemicals
$999.3M
Side-by-side
| Sergey Brin | Cai Zaihua | |
|---|---|---|
| Net worth | $218.1B | $999.3M |
| World rank | #4 | #3366 |
| Makes per second | $1,584 | −$33.51 |
| Makes per day | $136.9M | −$2.89M |
| Today | +$1.58B | −$41.68M |
| Source of wealth | chemicals | |
| Age | 53 | 63 |
| Country | United States | China |
Net worth by year
| Year | Sergey Brin | Cai Zaihua |
|---|---|---|
| 2026 | $237B | $1.7B |
| 2025 | $138B | — |
| 2024 | $110B | — |
| 2023 | $76B | — |
| 2022 | $107B | — |
| 2021 | $89B | — |
| 2020 | $49.1B | — |
| 2019 | $49.8B | — |
| 2018 | $47.5B | — |
| 2017 | $39.8B | — |
| 2016 | $34.4B | — |
| 2015 | $29.2B | — |
Frequently asked questions
Who is richer, Sergey Brin or Cai Zaihua?
Sergey Brin is richer, worth $218.1 billion compared with Cai Zaihua's $999.3 million. The difference is $217.1 billion.
Who makes more per second, Sergey Brin or Cai Zaihua?
Sergey Brin makes more: about $1,584 per second versus −$33.51. Per day that's $136.9M vs −$2.89M.
How many times richer is Sergey Brin than Cai Zaihua?
Sergey Brin has about 218 times Cai Zaihua's net worth.