Mark Zuckerberg vs Justus Dreyer: who is richer?
Mark Zuckerberg is richer, with a net worth of $209.7 billion versus Justus Dreyer's $1.63 billion — a gap of $208.1 billion, or 128 times as much (as of November 7, 2026).
Mark Zuckerberg
Source of wealth: Facebook
$209.7B
Justus Dreyer
Source of wealth: Agricultural Machinery
$1.63B
Side-by-side
| Mark Zuckerberg | Justus Dreyer | |
|---|---|---|
| Net worth | $209.7B | $1.63B |
| World rank | #5 | #2454 |
| Makes per second | −$124 | −$3.18 |
| Makes per day | −$10.69M | −$274,494 |
| Today | +$1.72B | +$351 |
| Source of wealth | Agricultural Machinery | |
| Age | 42 | 56 |
| Country | United States | Germany |
Net worth by year
| Year | Mark Zuckerberg | Justus Dreyer |
|---|---|---|
| 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 Justus Dreyer?
Mark Zuckerberg is richer, worth $209.7 billion compared with Justus Dreyer's $1.63 billion. The difference is $208.1 billion.
Who makes more per second, Mark Zuckerberg or Justus Dreyer?
Justus Dreyer makes more: about −$3.18 per second versus −$124. Per day that's −$274,494 vs −$10.69M.
How many times richer is Mark Zuckerberg than Justus Dreyer?
Mark Zuckerberg has about 128 times Justus Dreyer's net worth.