Mark Zuckerberg vs Peter Kellogg: who is richer?
Mark Zuckerberg is richer, with a net worth of $209.7 billion versus Peter Kellogg's $5.77 billion — a gap of $204 billion, or 36 times as much (as of November 7, 2026).
Mark Zuckerberg
Source of wealth: Facebook
$209.7B
Peter Kellogg
Source of wealth: Investments
$5.77B
Made since you opened this page: $0.00
Side-by-side
| Mark Zuckerberg | Peter Kellogg | |
|---|---|---|
| Net worth | $209.7B | $5.77B |
| World rank | #5 | #738 |
| Makes per second | −$124 | $21.08 |
| Makes per day | −$10.69M | $1.82M |
| Today | +$1.72B | −$6.02M |
| Source of wealth | Investments | |
| Age | 42 | 84 |
| Country | United States | United States |
Net worth by year
| Year | Mark Zuckerberg | Peter Kellogg |
|---|---|---|
| 2026 | $222B | $5.4B |
| 2025 | $216B | $4.7B |
| 2024 | $177B | $4.2B |
| 2023 | $64.4B | $3.6B |
| 2022 | $67.3B | $3.6B |
| 2021 | $97B | $3.6B |
| 2020 | $54.7B | $2.7B |
| 2019 | $62.3B | $3.4B |
| 2018 | $71B | $3.6B |
| 2017 | $56B | $3.5B |
| 2016 | $44.6B | $2.8B |
| 2015 | $33.4B | $3.3B |
Frequently asked questions
Who is richer, Mark Zuckerberg or Peter Kellogg?
Mark Zuckerberg is richer, worth $209.7 billion compared with Peter Kellogg's $5.77 billion. The difference is $204 billion.
Who makes more per second, Mark Zuckerberg or Peter Kellogg?
Peter Kellogg makes more: about $21.08 per second versus −$124. Per day that's $1.82M vs −$10.69M.
How many times richer is Mark Zuckerberg than Peter Kellogg?
Mark Zuckerberg has about 36 times Peter Kellogg's net worth.