AJo vs 86s: preflop equity

Dealt all in against each other, AJo takes 59.98% of the pot on average and 86s takes the other 40.02%.

AJo

59.98%

Wins 59.77%, ties 0.42%

86s

40.02%

Wins 39.81%, ties 0.42%

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

AJo against 86s: the numbers

Exact preflop results for AJo against 86s, in percent
HandWinsTiesLosesEquity
AJo59.7680.42039.81259.978
86s39.8120.42059.76840.022

One side is an offsuit hand, the other is a suited hand. With no overlap in ranks, every card that pairs one hand is a card that does not pair the other.

The lead is steady rather than large, and the flop still has plenty of say in who wins. Ties are 0.42% of the outcomes here; each tied board gives both hands half the pot.

For context, AJo sits at number 15 of 169 starting hands and 86s at number 110 when each is run against a random hand.

Boards behind the percentages: 82,190,592 counted in all
HandBoards won, aboutBoards tied, aboutBoards lost, about
AJo49,124,000345,00032,722,000
86s32,722,000345,00049,124,000

The total is exact: 48 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.

AJo against 86s read as odds
HandEquity as odds (to 1)Wins one deal inLoses one deal inPot odds needed to call (to 1)
AJo1.4991.6732.5120.667
86s0.6672.5121.6731.499

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

Rainbow flops topped by a ten or better are the best for AJo (68.03%); low rainbow flops (nine high or lower) are the worst (34.24%). 86s is ahead on low rainbow flops (nine high or lower), even though it trails AJo when every flop is counted.

AJo against 86s by flop texture, in percent
FlopShare of flopsAJo winsTies86s winsAJo equity
Rainbow, ten or higher24.71767.9610.14431.89568.033
Rainbow, nine or lower6.31333.9120.66265.42634.243
Two-tone46.66758.2470.23641.51758.365
Monotone5.21257.0972.35640.54758.275
Paired17.09162.4390.64536.91662.761

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

Against one random hand instead, AJo holds 63.56% and 86s holds 46.24%. Facing each other changes that by -3.58 points for AJo and -6.22 points for 86s.

AJo and 86s here compared with each against a random hand, in percent
CaseEquity hereAgainst a random handChange in pointsTimes the random-hand equity
AJo, all flops59.97863.563-3.5850.94360
AJo, rainbow, ten or higher68.03363.563+4.4701.07032
AJo, rainbow, nine or lower34.24363.563-29.3200.53873
AJo, two-tone58.36563.563-5.1980.91822
AJo, monotone58.27563.563-5.2880.91681
AJo, paired62.76163.563-0.8020.98738
86s, all flops40.02246.243-6.2210.86547
86s, rainbow, ten or higher31.96746.243-14.2760.69128
86s, rainbow, nine or lower65.75746.243+19.5141.42199
86s, two-tone41.63546.243-4.6080.90035
86s, monotone41.72546.243-4.5180.90230
86s, paired37.23946.243-9.0040.80529

Does a shared suit matter?

Suit overlap shows up in the numbers. With a suit in common AJo has 60.68% equity, and with none in common it has 59.27%. AJo does better with a shared suit, by 1.41 points.

AJo against 86s by suit overlap, in percent
DealsSpecific dealsShare of dealsAJo winsTies86s winsAJo equity
Share a suit2450.0060.4540.46139.08560.684
No shared suit2450.0059.0820.38040.53859.272

How often this matchup comes up

Counting specific cards, AJo against 86s appears in 48 of the 1,624,350 ordered heads-up deals (0.0030%), and in 96 when the seats are swapped too (0.0059%).

A worked example

With $100 from each side, the $200 pot is split on average as $119.96 for AJo and $80.04 for 86s; the first side gains $19.96 per all-in and the second gives up $19.96.

Scaled to 1,000 deals, that is roughly 598 wins for AJo, 398 for 86s and 4 chopped pots.

The same matchup from the other side

The mirror image, 86s against AJo, is 40.02% to 59.98%, and its address redirects to this page.

AsJh against 8d6d 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 48 ways to deal one AJo and one 86s 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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