Tether (USDT) is 18.8× the size of Rain (RAIN) by market capitalisation. Over the past 30 days, RAIN is ahead by 1.1 percentage points (RAIN +1.2% against USDT +0.0%). Their daily returns move barely together (correlation 0.19 across 31 shared trading days). RAIN has been the more volatile of the two, at 130% annualised against USDT's 0%.
| Period | RAIN | USDT | Ahead |
|---|---|---|---|
| 7 days | -20.19% | -0.01% | USDT |
| 30 days | +1.17% | +0.05% | RAIN |
| Metric | RAIN | USDT |
|---|---|---|
| Max drawdown (400d) | -32.0% | -0.0% |
| Risk-adjusted return (90d) | 0.01 | 0.19 |
Relative strength over 90 days: RAIN outperformed USDT by 1.1% — measured on the RAIN/USDT ratio, so it holds regardless of market direction.
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.