How good is pocket jacks before the flop?
JJ · Pocket Jacks
Against one unknown hand it wins about 3 times in 4 — a 3.5 : 1 favourite.
Rank of 169
4
by heads-up equity
Equity heads-up
77.6%
± 0.06%
Combinations
6
of 1,326
Dealt
0.45%
about 1 time in 221 · 220 : 1 against
Against more opponents
Everyone unknown, everyone to showdown. Strength falls as the table fills, faster for hands that rely on one pair.
| Opponents | Equity | Fair share |
|---|---|---|
| 1 | 77.6% | 50.0% |
| 2 | 61.2% | 33.3% |
| 3 | 49.0% | 25.0% |
| 5 | 33.7% | 16.7% |
| 8 | 21.6% | 11.1% |
Against tighter ranges
Heads-up against an opponent who only holds the top N% of hands, ranked by this table.
| Opponent’s range | Equity |
|---|---|
| Top 10% | 60.1% |
| Top 20% | 64.5% |
| Top 35% | 67.8% |
| Top 50% | 70.5% |
| Any hand | 77.6% |
Head-to-head
Averaged over every combination of both hands, so shared suits count correctly.
| Against | JJ wins |
|---|---|
| AA | 18.6% |
| KK | 18.6% |
| 18.0% | |
| JJ (itself) | 50.0% |
| TT | 81.8% |
| AKs | 54.2% |
| AKo | 56.8% |
| AQs | 54.1% |
| JTs | 82.2% |
| 98s | 80.2% |
| 72o | 88.2% |
What it flops
Exact, from all 19,600 possible flops.
| Flop a set or better | 11.8% | about 1 time in 8.5 |
| An overcard flops | 57.0% | about 1 time in 1.8 |
| Flop stays under your pair | 36.4% | about 1 time in 2.7 |
Related hands
Equity figures are Monte Carlo simulation, seeded xoshiro128**, seed 20260901; flop odds are exact. Equity is showdown share with everyone staying in, a measure of strength rather than advice on what to play. Pairs are 6 of the 1,326 combinations.