J8s vs random hand equity
J8 suited has exact preflop equity 54.02% vs a random hand (win 52.31%, tie 3.41%, lose 44.28%), ranking 65 of 169 starting hands. Derived from exhaustive enumeration over all 1,225 opponent combos × C(48,5) boards.
| Win | 52.31% |
|---|---|
| Tie | 3.41% |
| Lose | 44.28% |
| Equity (win + tie/2) | 54.02% |
| Rank among 169 hands | 65 / 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 | 82o（76.23%）、83o（76.11%）、84o（74.49%）、T8o（73.54%）、86o（73.17%） |
|---|---|
| Worst 5 opponents | JJ（14.75%）、QQ（17.93%）、KK（19.06%）、AA（19.37%）、KJs（28.77%） |
FAQ
Is J8s a good starting hand?
J8s has 54.02% equity vs a random hand, ranking 65 of 169 starting hands (exact enumeration).
Which hands does J8s fear most?
Toughest opponents for J8s: JJ (J8s equity 14.75%), QQ (J8s equity 17.93%), KK (J8s equity 19.06%), AA (J8s equity 19.37%), KJs (J8s equity 28.77%).
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, “J8s vs random hand equity”, pailiku.com/matchups/j8s-vs-random (2026).