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BillionaireTracker

Michael Dell vs Robert Ziff: who is richer?

Michael Dell is richer, with a net worth of $194.9 billion versus Robert Ziff's $8.27 billion — a gap of $186.6 billion, or 24 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

Robert Ziff

Source of wealth: Investments

$8.27B

Made since you opened this page: $0.00

Side-by-side

Michael DellRobert Ziff
Net worth$194.9B$8.27B
World rank#6#465
Makes per second$1,923$29.02
Makes per day$166.1M$2.51M
Today+$3.78B$0
Source of wealthDell TechnologiesInvestments
Age6160
CountryUnited StatesUnited States

Net worth by year

YearMichael DellRobert Ziff
2026$141B$7.2B
2025$97.7B$6.8B
2024$91B$6.2B
2023$50.1B$5.7B
2022$55.1B$5B
2021$45.1B$5B
2020$22.9B$5B
2019$34.3B$4.8B
2018$22.7B$4.8B
2017$20.4B$4.8B
2016$19.8B$4.8B
2015$19.2B$4.9B

Frequently asked questions

Who is richer, Michael Dell or Robert Ziff?

Michael Dell is richer, worth $194.9 billion compared with Robert Ziff's $8.27 billion. The difference is $186.6 billion.

Who makes more per second, Michael Dell or Robert Ziff?

Michael Dell makes more: about $1,923 per second versus $29.02. Per day that's $166.1M vs $2.51M.

How many times richer is Michael Dell than Robert Ziff?

Michael Dell has about 24 times Robert Ziff's net worth.