Ethereum (ETH) is 107.3× the size of Cronos (CRO) by market capitalisation. Their daily returns move closely together (correlation 0.65 across 60 shared trading days). CRO has been the more volatile of the two, at 87% annualised against ETH's 62%.
ETHCRO
0.65over 60 shared trading days
Measured on daily returns rather than on prices. Two assets that both simply trend upward score near 1.0 on raw prices whether or not they move together, so returns are what answer the question people mean by correlation.
| Metric | ETH | CRO |
|---|---|---|
| Max drawdown (400d) | -66.5% | -30.5% |
| Risk-adjusted return (90d) | 0.29 | 0.02 |
| Best 30 days (past year) | +34.1% | — |
| Worst 30 days (past year) | -44.6% | — |
Relative strength over 90 days: ETH outperformed CRO by 16.8% — measured on the ETH/CRO ratio, so it holds regardless of market direction.