Elon Musk vs Ryuji Arai: who is richer?
Elon Musk is richer, with a net worth of $849.7 billion versus Ryuji Arai's $1.17 billion — a gap of $848.6 billion, or 728 times as much (as of November 7, 2026).

Elon Musk
Source of wealth: Tesla, SpaceX
$849.7B
Made since you opened this page: $0.00
Ryuji Arai
Source of wealth: Electronics Retail
$1.17B
Made since you opened this page: $0.00
Side-by-side
| Elon Musk | Ryuji Arai | |
|---|---|---|
| Net worth | $849.7B | $1.17B |
| World rank | #1 | #3090 |
| Makes per second | $10,044 | $1.32 |
| Makes per day | $867.8M | $114,203 |
| Today | +$60.24B | −$37.52M |
| Source of wealth | Tesla, SpaceX | Electronics Retail |
| Age | 55 | 80 |
| Country | United States | Japan |
Net worth by year
| Year | Elon Musk | Ryuji Arai |
|---|---|---|
| 2026 | $839B | $1.2B |
| 2025 | $342B | $1.1B |
| 2024 | $195B | — |
| 2023 | $180B | $1B |
| 2022 | $219B | $1.1B |
| 2021 | $151B | $1.3B |
| 2020 | $24.6B | — |
| 2019 | $22.3B | — |
| 2018 | $19.9B | — |
| 2017 | $13.9B | — |
| 2016 | $10.7B | — |
| 2015 | $12B | — |
Frequently asked questions
Who is richer, Elon Musk or Ryuji Arai?
Elon Musk is richer, worth $849.7 billion compared with Ryuji Arai's $1.17 billion. The difference is $848.6 billion.
Who makes more per second, Elon Musk or Ryuji Arai?
Elon Musk makes more: about $10,044 per second versus $1.32. Per day that's $867.8M vs $114,203.
How many times richer is Elon Musk than Ryuji Arai?
Elon Musk has about 728 times Ryuji Arai's net worth.