AJo vs 75s: preflop equity

Dealt all in against each other, AJo takes 60.09% of the pot on average and 75s takes the other 39.91%.

AJo

60.09%

Wins 59.86%, ties 0.45%

75s

39.91%

Wins 39.69%, ties 0.45%

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

AJo against 75s: the numbers

Exact preflop results for AJo against 75s, in percent
HandWinsTiesLosesEquity
AJo59.8610.45239.68760.087
75s39.6870.45259.86139.913

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.

AJo is ahead, but 75s is far from dead: it takes 397 of every 1,000 deals outright. 0.45% of boards are ties, so the equity of each hand is its win rate plus half of that.

Ranked by equity against a random hand, AJo is number 15 of the 169 starting hands and 75s is number 124.

Boards behind the percentages: 82,190,592 counted in all
HandBoards won, aboutBoards tied, aboutBoards lost, about
AJo49,200,000372,00032,619,000
75s32,619,000372,00049,200,000

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 75s read as odds
HandEquity as odds (to 1)Wins one deal inLoses one deal inPot odds needed to call (to 1)
AJo1.5051.6712.5200.664
75s0.6642.5201.6711.505

The final column gives the least the pot must offer for each unit called for a call to break even at this equity.

Who is ahead on which flops

Split by what the flop looks like, AJo peaks at 68.22% on rainbow flops topped by a ten or better and bottoms out at 33.94% on low rainbow flops (nine high or lower). Watch for low rainbow flops (nine high or lower): on those flops 75s holds the better equity.

AJo against 75s by flop texture, in percent
FlopShare of flopsAJo winsTies75s winsAJo equity
Rainbow, ten or higher24.71768.1250.18931.68668.219
Rainbow, nine or lower6.31333.6000.67165.72933.936
Two-tone46.66758.3070.27241.42158.443
Monotone5.21257.1362.39240.47258.332
Paired17.09162.6820.65336.66563.009

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

Start from the random-hand figures, 63.56% for AJo and 43.68% for 75s. This opponent changes them by -3.47 and -3.77 points.

AJo and 75s here compared with each against a random hand, in percent
CaseEquity hereAgainst a random handChange in pointsTimes the random-hand equity
AJo, all flops60.08763.563-3.4760.94531
AJo, rainbow, ten or higher68.21963.563+4.6561.07325
AJo, rainbow, nine or lower33.93663.563-29.6270.53390
AJo, two-tone58.44363.563-5.1200.91945
AJo, monotone58.33263.563-5.2310.91770
AJo, paired63.00963.563-0.5540.99128
75s, all flops39.91343.676-3.7630.91384
75s, rainbow, ten or higher31.78143.676-11.8950.72765
75s, rainbow, nine or lower66.06443.676+22.3881.51259
75s, two-tone41.55743.676-2.1190.95148
75s, monotone41.66843.676-2.0080.95403
75s, paired36.99143.676-6.6850.84694

Does a shared suit matter?

When the hands share a suit, AJo holds 60.79%; when they do not, it holds 59.39%. AJo does better with a shared suit, by 1.40 points.

AJo against 75s by suit overlap, in percent
DealsSpecific dealsShare of dealsAJo winsTies75s winsAJo equity
Share a suit2450.0060.5410.49438.96560.788
No shared suit2450.0059.1800.41140.40959.385

How often this matchup comes up

This page stands for 48 specific-card matchups (0.0030% of 1,624,350 ordered deals), or 96 once you count the seats both ways (0.0059%).

A worked example

Try it with money: two players each put in $100 and the whole board runs out every possible way. AJo averages $120.18 from the $200, up $20.18; 75s averages $79.82, down $20.18.

A thousand deals look like this: AJo takes 599, 75s takes 397, 4 are ties.

The same matchup from the other side

Swap the hands and you get 75s with 39.91% against AJo with 60.09%. We keep one page per matchup, with the better-ranked hand first.

AsJh against 7d5d 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 page is built from a full enumeration: 1,712,304 boards, every suit pattern of the 48 specific deals, both seven-card hands evaluated. A tie is worth half a win to each hand, and a board is tallied under each of its ten possible flops for the texture rows.

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

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