Tether (USDT) is 379.0× the size of USDtb (USDTB) by market capitalisation. Over the past 30 days, USDT is ahead by 0.0 percentage points (USDTB -0.1% against USDT -0.1%). Their daily returns move closely together (correlation 0.61 across 37 shared trading days). Both have run at a similar volatility, around 0% annualised.
USDTBUSDT
0.61over 37 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 | USDTB | USDT |
|---|---|---|
| Max drawdown (400d) | -0.1% | -0.2% |
| Risk-adjusted return (90d) | -0.08 | -0.03 |
Relative strength over 90 days: USDT outperformed USDTB by 0.1% — measured on the USDTB/USDT ratio, so it holds regardless of market direction.