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BillionaireTracker

Michael Dell vs Thomas Peterffy: who is richer?

Michael Dell is richer, with a net worth of $194.9 billion versus Thomas Peterffy's $88.79 billion — a gap of $106.1 billion, or 2.2 times as much (as of November 7, 2026).

Michael Dell

Source of wealth: Dell Technologies

$194.9B

Made since you opened this page: $0.00

Thomas Peterffy

Source of wealth: Discount brokerage

$88.79B

Made since you opened this page: $0.00

Side-by-side

Michael DellThomas Peterffy
Net worth$194.9B$88.79B
World rank#6#23
Makes per second$1,923$623
Makes per day$166.1M$53.83M
Today+$3.78B+$3.36B
Source of wealthDell TechnologiesDiscount brokerage
Age6182
CountryUnited StatesUnited States

Net worth by year

YearMichael DellThomas Peterffy
2026$141B$82.9B
2025$97.7B$57.3B
2024$91B$34B
2023$50.1B$25.3B
2022$55.1B$20.1B
2021$45.1B$25B
2020$22.9B$14.3B
2019$34.3B$17.1B
2018$22.7B$20.3B
2017$20.4B$13.8B
2016$19.8B$11.1B
2015$19.2B$10.9B

Frequently asked questions

Who is richer, Michael Dell or Thomas Peterffy?

Michael Dell is richer, worth $194.9 billion compared with Thomas Peterffy's $88.79 billion. The difference is $106.1 billion.

Who makes more per second, Michael Dell or Thomas Peterffy?

Michael Dell makes more: about $1,923 per second versus $623. Per day that's $166.1M vs $53.83M.

How many times richer is Michael Dell than Thomas Peterffy?

Michael Dell has about 2.2 times Thomas Peterffy's net worth.