Tether (USDT) is 148605.8× the size of AIRian (AIR) by market capitalisation. Their daily returns move loosely together (correlation 0.39 across 36 shared trading days). AIR has been the more volatile of the two, at 219% annualised against USDT's 1%.
AIRUSDT
0.39over 36 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 | AIR | USDT |
|---|---|---|
| Max drawdown (400d) | -85.3% | -0.2% |
| Risk-adjusted return (90d) | -0.31 | 0.03 |
Relative strength over 90 days: USDT outperformed AIR by 81.9% — measured on the AIR/USDT ratio, so it holds regardless of market direction.