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Sergey Brin vs Mustafa Rahmi Koc: who is richer?

Sergey Brin is richer, with a net worth of $218.1 billion versus Mustafa Rahmi Koc's $2.28 billion — a gap of $215.8 billion, or 96 times as much (as of November 7, 2026).

Sergey Brin

Sergey Brin

Source of wealth: Google

$218.1B

Made since you opened this page: $0.00

Mustafa Rahmi Koc

Source of wealth: Diversified

$2.28B

Side-by-side

Sergey BrinMustafa Rahmi Koc
Net worth$218.1B$2.28B
World rank#4#1798
Makes per second$1,584−$10.34
Makes per day$136.9M−$892,995
Today+$1.58B+$30.57M
Source of wealthGoogleDiversified
Age5396
CountryUnited StatesTurkey

Net worth by year

YearSergey BrinMustafa Rahmi Koc
2026$237B$2.6B
2025$138B$2.8B
2024$110B$2.7B
2023$76B$2.7B
2022$107B$1.5B
2021$89B$2.3B
2020$49.1B$1.5B
2019$49.8B$1.9B
2018$47.5B$2.5B
2017$39.8B$2.2B
2016$34.4B$2B
2015$29.2B$2.5B

Frequently asked questions

Who is richer, Sergey Brin or Mustafa Rahmi Koc?

Sergey Brin is richer, worth $218.1 billion compared with Mustafa Rahmi Koc's $2.28 billion. The difference is $215.8 billion.

Who makes more per second, Sergey Brin or Mustafa Rahmi Koc?

Sergey Brin makes more: about $1,584 per second versus −$10.34. Per day that's $136.9M vs −$892,995.

How many times richer is Sergey Brin than Mustafa Rahmi Koc?

Sergey Brin has about 96 times Mustafa Rahmi Koc's net worth.