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BillionaireTracker

Zuo Jing vs Jim Koch: who is richer?

Zuo Jing is richer, with a net worth of $1.42 billion versus Jim Koch's $1.42 billion — a gap of $178,000, or 1.00 times as much (as of November 7, 2026).

Zuo Jing

Source of wealth: Precision transmission devices

$1.42B

Jim Koch

Source of wealth: Beer

$1.42B

Made since you opened this page: $0.00

Side-by-side

Zuo JingJim Koch
Net worth$1.42B$1.42B
World rank#2735#2737
Makes per second—$2.29
Makes per day—$197,496
Today−$40.16M−$9.28M
Source of wealthPrecision transmission devicesBeer
Age6177
CountryChinaUnited States

Net worth by year

YearZuo JingJim Koch
2026—$1.4B
2025—$1.3B
2024—$1.4B
2023—$1.5B
2022—$1.6B
2021—$3.3B
2020—$1.3B
2019—$1.1B
2015—$1.3B

Frequently asked questions

Who is richer, Zuo Jing or Jim Koch?

Zuo Jing is richer, worth $1.42 billion compared with Jim Koch's $1.42 billion. The difference is $178,000.

How many times richer is Zuo Jing than Jim Koch?

Zuo Jing has about 1.00 times Jim Koch's net worth.