Mark Zuckerberg vs Masaaki Arai: who is richer?
Mark Zuckerberg is richer, with a net worth of $209.7 billion versus Masaaki Arai's $2.24 billion — a gap of $207.5 billion, or 94 times as much (as of November 7, 2026).
Mark Zuckerberg
Source of wealth: Facebook
$209.7B
Masaaki Arai
Source of wealth: Real estate
$2.24B
Made since you opened this page: $0.00
Side-by-side
| Mark Zuckerberg | Masaaki Arai | |
|---|---|---|
| Net worth | $209.7B | $2.24B |
| World rank | #5 | #1826 |
| Makes per second | −$124 | $6.79 |
| Makes per day | −$10.69M | $586,261 |
| Today | +$1.72B | −$92.36M |
| Source of wealth | Real estate | |
| Age | 42 | 61 |
| Country | United States | Japan |
Net worth by year
| Year | Mark Zuckerberg | Masaaki Arai |
|---|---|---|
| 2026 | $222B | $3.1B |
| 2025 | $216B | $1.9B |
| 2024 | $177B | $1.5B |
| 2023 | $64.4B | $1.8B |
| 2022 | $67.3B | $2.1B |
| 2021 | $97B | $2B |
| 2020 | $54.7B | — |
| 2019 | $62.3B | $1B |
| 2018 | $71B | — |
| 2017 | $56B | — |
| 2016 | $44.6B | — |
| 2015 | $33.4B | — |
Frequently asked questions
Who is richer, Mark Zuckerberg or Masaaki Arai?
Mark Zuckerberg is richer, worth $209.7 billion compared with Masaaki Arai's $2.24 billion. The difference is $207.5 billion.
Who makes more per second, Mark Zuckerberg or Masaaki Arai?
Masaaki Arai makes more: about $6.79 per second versus −$124. Per day that's $586,261 vs −$10.69M.
How many times richer is Mark Zuckerberg than Masaaki Arai?
Mark Zuckerberg has about 94 times Masaaki Arai's net worth.