J9s vs random hand equity
J9 suited has exact preflop equity 55.66% vs a random hand (win 54.11%, tie 3.10%, lose 42.79%), ranking 55 of 169 starting hands. Derived from exhaustive enumeration over all 1,225 opponent combos × C(48,5) boards.
| Win | 54.11% |
|---|---|
| Tie | 3.10% |
| Lose | 42.79% |
| Equity (win + tie/2) | 55.66% |
| Rank among 169 hands | 55 / 169 |
| Boards enumerated | 2,097,572,400 |
Note: class-average values. Specific suit combinations (e.g. shared suits) shift the numbers by a few tenths of a percent.
Best 5 opponents / Worst 5 opponents
| Best 5 opponents | 92o（76.53%）、93o（76.04%）、94o（75.93%）、96o（74.61%）、95o（74.32%） |
|---|---|
| Worst 5 opponents | JJ（16.06%）、QQ（18.07%）、KK（19.45%）、AA（20.56%）、QJs（29.60%） |
FAQ
Is J9s a good starting hand?
J9s has 55.66% equity vs a random hand, ranking 55 of 169 starting hands (exact enumeration).
Which hands does J9s fear most?
Toughest opponents for J9s: JJ (J9s equity 16.06%), QQ (J9s equity 18.07%), KK (J9s equity 19.45%), AA (J9s equity 20.56%), QJs (J9s equity 29.60%).
What does "vs random hand" mean?
The opponent holds any two of the remaining 50 cards with equal probability (1,225 combos); figures are the weighted exhaustive average over all of them.
Related
Figures from app/data/matchup-matrix (exhaustive engine scripts/gen-matchup-matrix.mjs, cross-validated against lib/poker-equity.ts)
Cite this page: Pailiku, “J9s vs random hand equity”, pailiku.com/matchups/j9s-vs-random (2026).