Katsumi Tada vs Sergei Studennikov & family: who is richer?
Katsumi Tada is richer, with a net worth of $2.23 billion versus Sergei Studennikov & family's $2.23 billion — a gap of $4.66 million, or 1.00 times as much (as of November 7, 2026).
Katsumi Tada
Source of wealth: Real estate
$2.23B
Made since you opened this page: $0.00
Sergei Studennikov & family
Source of wealth: Liquor stores, supermarkets
$2.23B
Made since you opened this page: $0.00
Side-by-side
| Katsumi Tada | Sergei Studennikov & family | |
|---|---|---|
| Net worth | $2.23B | $2.23B |
| World rank | #1837 | #1839 |
| Makes per second | $2.67 | $2.58 |
| Makes per day | $230,556 | $222,589 |
| Today | +$266 | −$272 |
| Source of wealth | Real estate | Liquor stores, supermarkets |
| Age | 81 | 59 |
| Country | Japan | Russia |
Net worth by year
| Year | Katsumi Tada | Sergei Studennikov & family |
|---|---|---|
| 2026 | $2.3B | $2.2B |
| 2025 | $2.1B | $2.1B |
| 2024 | $2.1B | $3.2B |
| 2023 | $2.2B | $1.5B |
| 2022 | $2.4B | — |
| 2021 | $2.3B | $1.8B |
| 2020 | $2.4B | $1B |
| 2019 | $2.2B | — |
| 2018 | $2.1B | — |
| 2017 | $1.7B | — |
| 2016 | $1.6B | — |
| 2015 | $1.5B | — |
Frequently asked questions
Who is richer, Katsumi Tada or Sergei Studennikov & family?
Katsumi Tada is richer, worth $2.23 billion compared with Sergei Studennikov & family's $2.23 billion. The difference is $4.66 million.
Who makes more per second, Katsumi Tada or Sergei Studennikov & family?
Katsumi Tada makes more: about $2.67 per second versus $2.58. Per day that's $230,556 vs $222,589.
How many times richer is Katsumi Tada than Sergei Studennikov & family?
Katsumi Tada has about 1.00 times Sergei Studennikov & family's net worth.