BNB (BNB) is 300.8× the size of Sei (SEI) by market capitalisation. Over the past 1 year, BNB is ahead by 46.0 percentage points (SEI -69.2% against BNB -23.1%). Their daily returns move closely together (correlation 0.66 across 399 shared trading days). SEI has been the more volatile of the two, at 82% annualised against BNB's 50%.
SEIBNB
0.66over 399 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 | SEI | BNB |
|---|---|---|
| Max drawdown (400d) | -87.2% | -58.2% |
| Risk-adjusted return (90d) | 0.21 | 0.54 |
| Best 30 days (past year) | +71.1% | +29.4% |
| Worst 30 days (past year) | -44.9% | -34.9% |
Relative strength over 90 days: BNB outperformed SEI by 2.9% — measured on the SEI/BNB ratio, so it holds regardless of market direction.