Elon Musk vs Theo Roussis: who is richer?
Elon Musk is richer, with a net worth of $849.7 billion versus Theo Roussis' $3.12 billion — a gap of $846.6 billion, or 272 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
Theo Roussis
Source of wealth: Plastic
$3.12B
Made since you opened this page: $0.00
Side-by-side
| Elon Musk | Theo Roussis | |
|---|---|---|
| Net worth | $849.7B | $3.12B |
| World rank | #1 | #1333 |
| Makes per second | $10,044 | $4.38 |
| Makes per day | $867.8M | $378,115 |
| Today | +$60.24B | −$1.97M |
| Source of wealth | Tesla, SpaceX | Plastic |
| Age | 55 | 72 |
| Country | United States | Belgium |
Net worth by year
| Year | Elon Musk | Theo Roussis |
|---|---|---|
| 2026 | $839B | $3.3B |
| 2025 | $342B | $2.9B |
| 2024 | $195B | $3B |
| 2023 | $180B | — |
| 2022 | $219B | — |
| 2021 | $151B | — |
| 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 Theo Roussis?
Elon Musk is richer, worth $849.7 billion compared with Theo Roussis' $3.12 billion. The difference is $846.6 billion.
Who makes more per second, Elon Musk or Theo Roussis?
Elon Musk makes more: about $10,044 per second versus $4.38. Per day that's $867.8M vs $378,115.
How many times richer is Elon Musk than Theo Roussis?
Elon Musk has about 272 times Theo Roussis' net worth.