AJs vs QJo: preflop equity

In equity, AJs against QJo stands at 73.92% to 26.08%, a gap of 47.84 points.

AJs

73.92%

Wins 73.21%, ties 1.43%

QJo

26.08%

Wins 25.36%, ties 1.43%

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

AJs against QJo: the numbers

Exact preflop results for AJs against QJo, in percent
HandWinsTiesLosesEquity
AJs73.2091.42625.36573.922
QJo25.3651.42673.20926.078

We compare a suited hand with an offsuit hand. Because the hands share one rank, the one with the higher kicker is ahead when that rank pairs and the other hand is mostly drawing.

AJs is well ahead, and QJo needs a specific kind of board to catch up. About 1.43% of boards chop the pot, which is why equity sits slightly above the win figure for both hands.

Ranked by equity against a random hand, AJs is number 11 of the 169 starting hands and QJo is number 39.

Boards behind the percentages: 61,642,944 counted in all
HandBoards won, aboutBoards tied, aboutBoards lost, about
AJs45,128,000879,00015,636,000
QJo15,636,000879,00045,128,000

The total is exact: 36 specific deals times 1,712,304 boards. The three counts are approximate, worked out from the percentages to five decimals and rounded to the nearest thousand.

AJs against QJo read as odds
HandEquity as odds (to 1)Wins one deal inLoses one deal inPot odds needed to call (to 1)
AJs2.8351.3663.9420.353
QJo0.3533.9421.3662.835

In the last column, a pot-to-call ratio at or above the figure makes a call break even or better at this equity.

Who is ahead on which flops

The flop changes the picture. AJs does best on low rainbow flops (nine high or lower), at 85.00%, and worst on monotone flops, at 66.34%. AJs stays ahead on all five textures, but the swing between them is large, so how the flop looks matters a great deal.

AJs against QJo by flop texture, in percent
FlopShare of flopsAJs winsTiesQJo winsAJs equity
Rainbow, ten or higher23.17768.9181.23329.84969.535
Rainbow, nine or lower7.77184.3471.31114.34285.002
Two-tone46.52773.1101.15825.73273.689
Monotone5.19264.9372.80232.26166.338
Paired17.33376.6972.04221.26177.718

Flop types: rainbow means three different suits, two-tone means one suit twice, monotone means one suit three times, paired means a repeated rank.

Compared with a random hand

How much does the opponent matter? Compared with its random-hand 65.39%, AJs changes by +8.53 points, and QJo, from 58.14%, by -32.06.

AJs and QJo here compared with each against a random hand, in percent
CaseEquity hereAgainst a random handChange in pointsTimes the random-hand equity
AJs, all flops73.92265.393+8.5291.13043
AJs, rainbow, ten or higher69.53565.393+4.1421.06334
AJs, rainbow, nine or lower85.00265.393+19.6091.29986
AJs, two-tone73.68965.393+8.2961.12686
AJs, monotone66.33865.393+0.9451.01445
AJs, paired77.71865.393+12.3251.18848
QJo, all flops26.07858.135-32.0570.44858
QJo, rainbow, ten or higher30.46558.135-27.6700.52404
QJo, rainbow, nine or lower14.99858.135-43.1370.25799
QJo, two-tone26.31158.135-31.8240.45258
QJo, monotone33.66258.135-24.4730.57903
QJo, paired22.28258.135-35.8530.38328

Does a shared suit matter?

Two kinds of deal exist here. In 12 of them the hands share a suit and AJs holds 73.67%. In 24 they do not, and it holds 74.05%. AJs does better with no shared suit, by 0.38 points.

AJs against QJo by suit overlap, in percent
DealsSpecific dealsShare of dealsAJs winsTiesQJo winsAJs equity
Share a suit1233.3372.9211.50725.57273.674
No shared suit2466.6773.3541.38525.26174.046

How often this matchup comes up

AJs against QJo is made up of 36 specific-card matchups in one seat order, 0.0022% of the 1,624,350 ordered deals, and 72 counting both seat orders, 0.0044%.

A worked example

A $100 all-in from each player makes a $200 pot, and the exact equity says AJs gets $147.84 of it on average and QJo gets $52.16.

Run 1,000 deals and the tally comes out near 732 for AJs, 254 for QJo and 14 ties.

The same matchup from the other side

QJo versus AJs is this same page seen from the other hand: 26.08% for QJo, 73.92% for AJs.

Try AsJs against QhJd in the calculator: the hands share no suit, and every card can be changed. The links after it are the closest matchups in the ranking.

How this was computed

We counted every case. Each suit pattern of the 36 specific AJs against QJo deals meets all 1,712,304 boards, and the better five-card hand wins; a split pot is half a win each. The flop table reads each board under all ten of its three-card flops.

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

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