J2s vs random hand equity
J2 suited has exact preflop equity 47.38% vs a random hand (win 45.20%, tie 4.35%, lose 50.45%), ranking 104 of 169 starting hands. Derived from exhaustive enumeration over all 1,225 opponent combos × C(48,5) boards.
| Win | 45.20% |
|---|---|
| Tie | 4.35% |
| Lose | 50.45% |
| Equity (win + tie/2) | 47.38% |
| Rank among 169 hands | 104 / 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 | T2o（75.19%）、92o（74.92%）、82o（74.62%）、72o（74.55%）、62o（73.50%） |
|---|---|
| Worst 5 opponents | JJ（11.34%）、QQ（15.57%）、AA（15.83%）、KK（15.84%）、AJs（26.20%） |
FAQ
Is J2s a good starting hand?
J2s has 47.38% equity vs a random hand, ranking 104 of 169 starting hands (exact enumeration).
Which hands does J2s fear most?
Toughest opponents for J2s: JJ (J2s equity 11.34%), QQ (J2s equity 15.57%), AA (J2s equity 15.83%), KK (J2s equity 15.84%), AJs (J2s equity 26.20%).
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, “J2s vs random hand equity”, pailiku.com/matchups/j2s-vs-random (2026).