Sergey Brin vs Sebastian Kulczyk: who is richer?
Sergey Brin is richer, with a net worth of $218.1 billion versus Sebastian Kulczyk's $1.68 billion — a gap of $216.4 billion, or 130 times as much (as of November 7, 2026).

Sergey Brin
Source of wealth: Google
$218.1B
Made since you opened this page: $0.00
Sebastian Kulczyk
Source of wealth: Diversified
$1.68B
Side-by-side
| Sergey Brin | Sebastian Kulczyk | |
|---|---|---|
| Net worth | $218.1B | $1.68B |
| World rank | #4 | #2404 |
| Makes per second | $1,584 | −$0.42 |
| Makes per day | $136.9M | −$35,935 |
| Today | +$1.58B | −$459 |
| Source of wealth | Diversified | |
| Age | 53 | 45 |
| Country | United States | Poland |
Net worth by year
| Year | Sergey Brin | Sebastian Kulczyk |
|---|---|---|
| 2026 | $237B | $1.8B |
| 2025 | $138B | $1.7B |
| 2024 | $110B | $1.6B |
| 2023 | $76B | $1.4B |
| 2022 | $107B | $1.4B |
| 2021 | $89B | $1.6B |
| 2020 | $49.1B | $1.3B |
| 2019 | $49.8B | $1.7B |
| 2018 | $47.5B | — |
| 2017 | $39.8B | — |
| 2016 | $34.4B | — |
| 2015 | $29.2B | — |
Frequently asked questions
Who is richer, Sergey Brin or Sebastian Kulczyk?
Sergey Brin is richer, worth $218.1 billion compared with Sebastian Kulczyk's $1.68 billion. The difference is $216.4 billion.
Who makes more per second, Sergey Brin or Sebastian Kulczyk?
Sergey Brin makes more: about $1,584 per second versus −$0.42. Per day that's $136.9M vs −$35,935.
How many times richer is Sergey Brin than Sebastian Kulczyk?
Sergey Brin has about 130 times Sebastian Kulczyk's net worth.