J7s vs random hand equity
J7 suited has exact preflop equity 52.32% vs a random hand (win 50.45%, tie 3.74%, lose 45.80%), ranking 75 of 169 starting hands. Derived from exhaustive enumeration over all 1,225 opponent combos × C(48,5) boards.
| Win | 50.45% |
|---|---|
| Tie | 3.74% |
| Lose | 45.80% |
| Equity (win + tie/2) | 52.32% |
| Rank among 169 hands | 75 / 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 | 72o（76.30%）、73o（74.68%）、T7o（73.54%）、74o（73.06%）、97o（72.13%） |
|---|---|
| Worst 5 opponents | JJ（13.43%）、QQ（17.54%）、KK（17.87%）、AA（18.13%）、QJs（27.82%） |
FAQ
Is J7s a good starting hand?
J7s has 52.32% equity vs a random hand, ranking 75 of 169 starting hands (exact enumeration).
Which hands does J7s fear most?
Toughest opponents for J7s: JJ (J7s equity 13.43%), QQ (J7s equity 17.54%), KK (J7s equity 17.87%), AA (J7s equity 18.13%), QJs (J7s equity 27.82%).
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, “J7s vs random hand equity”, pailiku.com/matchups/j7s-vs-random (2026).