Q9s vs 22: preflop equity

Dealt all in against each other, Q9s takes 51.71% of the pot on average and 22 takes the other 48.29%.

Q9s

51.71%

Wins 51.12%, ties 1.18%

22

48.29%

Wins 47.70%, ties 1.18%

Equity counts a tie as half a win. Exact over every board.

Q9s against 22: the numbers

Exact preflop results for Q9s against 22, in percent
HandWinsTiesLosesEquity
Q9s51.1191.17647.70551.707
2247.7051.17651.11948.293

The first hand is a suited hand; the second is a pocket pair. This is a pair against two overcards, a matchup that stays close because the other hand only needs one of its ranks to appear.

This is close to even money, with Q9s a little ahead. Split pots make up 1.18% of the boards, and both equity figures count them as half a win each.

Ranked by equity against a random hand, Q9s is number 43 of the 169 starting hands and 22 is number 87.

Boards behind the percentages: 41,095,296 counted in all
HandBoards won, aboutBoards tied, aboutBoards lost, about
Q9s21,008,000483,00019,605,000
2219,605,000483,00021,008,000

The board total is exact, 24 deals at 1,712,304 boards each. Won, tied and lost counts are rounded to the nearest thousand from the five-decimal percentages.

Q9s against 22 read as odds
HandEquity as odds (to 1)Wins one deal inLoses one deal inPot odds needed to call (to 1)
Q9s1.0711.9562.0960.934
220.9342.0961.9561.071

The last column is the break-even price: the pot odds a call needs to offer, as a ratio of pot to call.

Who is ahead on which flops

Split by what the flop looks like, Q9s peaks at 52.62% on two-tone flops and bottoms out at 42.70% on low rainbow flops (nine high or lower). Watch for low rainbow flops (nine high or lower): on those flops 22 holds the better equity.

Q9s against 22 by flop texture, in percent
FlopShare of flopsQ9s winsTies22 winsQ9s equity
Rainbow, ten or higher25.22052.1140.57547.31152.401
Rainbow, nine or lower5.68942.1791.04256.77942.700
Two-tone46.54552.3060.62347.07152.617
Monotone5.21249.3983.94846.65451.372
Paired17.33449.9382.74647.31651.311

A rainbow flop shows three suits, a two-tone flop repeats one suit, a monotone flop is a single suit, and a paired flop repeats a rank.

Compared with a random hand

The table below sets each hand against its own random-hand baseline: a change of -5.95 points for Q9s, from 57.66%, and -2.04 for 22, from 50.33%.

Q9s and 22 here compared with each against a random hand, in percent
CaseEquity hereAgainst a random handChange in pointsTimes the random-hand equity
Q9s, all flops51.70757.664-5.9570.89669
Q9s, rainbow, ten or higher52.40157.664-5.2630.90873
Q9s, rainbow, nine or lower42.70057.664-14.9640.74050
Q9s, two-tone52.61757.664-5.0470.91248
Q9s, monotone51.37257.664-6.2920.89089
Q9s, paired51.31157.664-6.3530.88983
22, all flops48.29350.334-2.0410.95945
22, rainbow, ten or higher47.59950.334-2.7350.94566
22, rainbow, nine or lower57.30050.334+6.9661.13840
22, two-tone47.38350.334-2.9510.94137
22, monotone48.62850.334-1.7060.96611
22, paired48.68950.334-1.6450.96732

Does a shared suit matter?

The suit split reads 51.53% for Q9s with a shared suit and 51.88% without one. Q9s does better with no shared suit, by 0.35 points.

Q9s against 22 by suit overlap, in percent
DealsSpecific dealsShare of dealsQ9s winsTies22 winsQ9s equity
Share a suit1250.0050.9361.19647.86851.534
No shared suit1250.0051.3031.15547.54251.880

How often this matchup comes up

This page stands for 24 specific-card matchups (0.0015% of 1,624,350 ordered deals), or 48 once you count the seats both ways (0.0030%).

A worked example

Try it with money: two players each put in $100 and the whole board runs out every possible way. Q9s averages $103.42 from the $200, up $3.42; 22 averages $96.58, down $3.42.

Per 1,000 deals: Q9s wins about 511, 22 wins about 477, and about 12 end in a split pot.

The same matchup from the other side

22 against Q9s adds nothing new: it is 48.29% for 22 and 51.71% for Q9s, the same figures reversed.

Qs9s against 2h2d is a ready-made deal for the calculator, with no suit in common between the hands. The neighboring matchups below replace one hand with another of similar strength.

How this was computed

This is an exact count with no sampling. For the 24 ways to deal one Q9s and one 22 without reusing a card, grouped by suit pattern, every one of the 1,712,304 possible boards is dealt and both seven-card hands are compared. A tie counts as half a win in the equity column, and each board is counted once under each of its ten three-card flops.

Source: our own exact count from the GeorgeLiPoker poker math library. No outside data is used.

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