QJs vs A3s: preflop equity

Averaged over every possible board, A3s is ahead of QJs by 11.70 points of equity, 55.85% to 44.15%.

QJs

44.15%

Wins 43.88%, ties 0.54%

A3s

55.85%

Wins 55.58%, ties 0.54%

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

QJs against A3s: the numbers

Exact preflop results for QJs against A3s, in percent
HandWinsTiesLosesEquity
QJs43.8840.53655.58044.152
A3s55.5800.53643.88455.848

Two suited hands meet here: QJs against A3s. Neither hand shares a rank with the other, so this is a contest of high cards, connection and suits.

A 11.70 point lead is real, and QJs still takes about 439 of every 1,000 deals outright. Of every 100 boards, about 0.54 are split pots, and the equity figures already include them.

QJs ranks number 28 of 169 starting hands, and A3s ranks number 38, by equity against a random hand.

Boards behind the percentages: 27,396,864 counted in all
HandBoards won, aboutBoards tied, aboutBoards lost, about
QJs12,023,000147,00015,227,000
A3s15,227,000147,00012,023,000

The total is exact: 16 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.

QJs against A3s read as odds
HandEquity as odds (to 1)Wins one deal inLoses one deal inPot odds needed to call (to 1)
QJs0.7912.2791.7991.265
A3s1.2651.7992.2790.791

The last column is the smallest pot odds, written as a pot-to-call ratio, at which a call breaks even with this equity.

Who is ahead on which flops

The flop changes the picture. A3s does best on low rainbow flops (nine high or lower), at 73.36%, and worst on rainbow flops topped by a ten or better, at 49.53%. QJs is ahead on rainbow flops topped by a ten or better, even though it trails A3s when every flop is counted.

QJs against A3s by flop texture, in percent
FlopShare of flopsQJs winsTiesA3s winsQJs equity
Rainbow, ten or higher23.86750.4190.11349.46850.475
Rainbow, nine or lower7.04226.0861.09972.81526.636
Two-tone46.72745.2170.30054.48345.367
Monotone5.27344.6963.44351.86146.418
Paired17.09138.1950.64161.16438.516

Rainbow flops have three suits, two-tone flops repeat one suit, monotone flops are all one suit, and paired flops repeat a rank.

Compared with a random hand

Relative to a random opponent, QJs changes by -16.11 points (baseline 60.26%) and A3s by -2.37 points (baseline 58.22%).

QJs and A3s here compared with each against a random hand, in percent
CaseEquity hereAgainst a random handChange in pointsTimes the random-hand equity
QJs, all flops44.15260.259-16.1070.73270
QJs, rainbow, ten or higher50.47560.259-9.7840.83763
QJs, rainbow, nine or lower26.63660.259-33.6230.44203
QJs, two-tone45.36760.259-14.8920.75287
QJs, monotone46.41860.259-13.8410.77031
QJs, paired38.51660.259-21.7430.63917
A3s, all flops55.84858.220-2.3720.95926
A3s, rainbow, ten or higher49.52558.220-8.6950.85065
A3s, rainbow, nine or lower73.36458.220+15.1441.26012
A3s, two-tone54.63358.220-3.5870.93839
A3s, monotone53.58258.220-4.6380.92034
A3s, paired61.48458.220+3.2641.05606

Does a shared suit matter?

Looking only at deals where the hands share a suit, A3s has 57.60%; looking only at deals where they do not, 55.27%. A3s does better with a shared suit, by 2.33 points.

QJs against A3s by suit overlap, in percent
DealsSpecific dealsShare of dealsQJs winsTiesA3s winsQJs equity
Share a suit425.0042.0910.61857.29142.400
No shared suit1275.0044.4810.50855.01144.735

How often this matchup comes up

QJs against A3s is made up of 16 specific-card matchups in one seat order, 0.0010% of the 1,624,350 ordered deals, and 32 counting both seat orders, 0.0020%.

A worked example

Worked example: both players commit $100, so $200 sits in the middle. Over every board, A3s' average share is $111.70 (a gain of $11.70) and QJs' is $88.30 (a loss of $11.70).

Per 1,000 deals: A3s wins about 556, QJs wins about 439, and about 5 end in a split pot.

The same matchup from the other side

Read it from the other side: A3s against QJs is the same matchup with the numbers swapped, so A3s holds 55.85% and QJs holds 44.15%. That address sends you back to this page.

QsJs against Ah3h 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

The figures are counted, not estimated: 1,712,304 boards for every suit pattern of the 16 specific deals, with both seven-card hands compared each time. Equity gives half a win for a tie. For the flop rows, a board is counted once under each of the ten flops inside it.

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

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