Mark Zuckerberg vs Henry Samueli: who is richer?
Mark Zuckerberg is richer, with a net worth of $209.7 billion versus Henry Samueli's $28.46 billion — a gap of $181.3 billion, or 7.4 times as much (as of November 7, 2026).
Mark Zuckerberg
Source of wealth: Facebook
$209.7B
Henry Samueli
Source of wealth: Semiconductors
$28.46B
Made since you opened this page: $0.00
Side-by-side
| Mark Zuckerberg | Henry Samueli | |
|---|---|---|
| Net worth | $209.7B | $28.46B |
| World rank | #5 | #82 |
| Makes per second | −$124 | $173 |
| Makes per day | −$10.69M | $14.98M |
| Today | +$1.72B | +$180.1M |
| Source of wealth | Semiconductors | |
| Age | 42 | 72 |
| Country | United States | United States |
Net worth by year
| Year | Mark Zuckerberg | Henry Samueli |
|---|---|---|
| 2026 | $222B | $30.8B |
| 2025 | $216B | $19.7B |
| 2024 | $177B | $14.1B |
| 2023 | $64.4B | $7.7B |
| 2022 | $67.3B | $7.3B |
| 2021 | $97B | $6.1B |
| 2020 | $54.7B | $3.5B |
| 2019 | $62.3B | $4.3B |
| 2018 | $71B | $3.8B |
| 2017 | $56B | $3.6B |
| 2016 | $44.6B | $2.6B |
| 2015 | $33.4B | $2.4B |
Frequently asked questions
Who is richer, Mark Zuckerberg or Henry Samueli?
Mark Zuckerberg is richer, worth $209.7 billion compared with Henry Samueli's $28.46 billion. The difference is $181.3 billion.
Who makes more per second, Mark Zuckerberg or Henry Samueli?
Henry Samueli makes more: about $173 per second versus −$124. Per day that's $14.98M vs −$10.69M.
How many times richer is Mark Zuckerberg than Henry Samueli?
Mark Zuckerberg has about 7.4 times Henry Samueli's net worth.