AJo vs 43s: preflop equity

In equity, AJo against 43s stands at 60.61% to 39.39%, a gap of 21.22 points.

AJo

60.61%

Wins 60.35%, ties 0.53%

43s

39.39%

Wins 39.12%, ties 0.53%

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

AJo against 43s: the numbers

Exact preflop results for AJo against 43s, in percent
HandWinsTiesLosesEquity
AJo60.3480.52539.12760.610
43s39.1270.52560.34839.390

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.

A 21.22 point lead is real, and 43s still takes about 391 of every 1,000 deals outright. Ties are part of the picture: 0.53% of boards end in a split pot, and each side counts that as half a win.

Place 15 of 169 belongs to AJo and place 150 belongs to 43s in the ranking against a random hand.

Boards behind the percentages: 82,190,592 counted in all
HandBoards won, aboutBoards tied, aboutBoards lost, about
AJo49,600,000432,00032,159,000
43s32,159,000432,00049,600,000

48 specific deals times 1,712,304 boards gives the exact total. The won, tied and lost counts are approximations from the five-decimal percentages, rounded to the nearest thousand.

AJo against 43s read as odds
HandEquity as odds (to 1)Wins one deal inLoses one deal inPot odds needed to call (to 1)
AJo1.5391.6572.5560.650
43s0.6502.5561.6571.539

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

By flop texture, AJo's equity runs from 36.13% on low rainbow flops (nine high or lower) up to 68.23% on rainbow flops topped by a ten or better. AJo is the favorite overall but falls behind on low rainbow flops (nine high or lower).

AJo against 43s by flop texture, in percent
FlopShare of flopsAJo winsTies43s winsAJo equity
Rainbow, ten or higher24.71768.1330.19531.67268.231
Rainbow, nine or lower6.31335.5991.06363.33836.131
Two-tone46.66758.6840.34540.97158.856
Monotone5.21257.4142.55840.02858.693
Paired17.09163.6710.67335.65664.007

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

The table below sets each hand against its own random-hand baseline: a change of -2.95 points for AJo, from 63.56%, and +0.75 for 43s, from 38.64%.

AJo and 43s here compared with each against a random hand, in percent
CaseEquity hereAgainst a random handChange in pointsTimes the random-hand equity
AJo, all flops60.61063.563-2.9530.95354
AJo, rainbow, ten or higher68.23163.563+4.6681.07344
AJo, rainbow, nine or lower36.13163.563-27.4320.56843
AJo, two-tone58.85663.563-4.7070.92595
AJo, monotone58.69363.563-4.8700.92338
AJo, paired64.00763.563+0.4441.00699
43s, all flops39.39038.642+0.7481.01936
43s, rainbow, ten or higher31.76938.642-6.8730.82214
43s, rainbow, nine or lower63.86938.642+25.2271.65284
43s, two-tone41.14438.642+2.5021.06475
43s, monotone41.30738.642+2.6651.06897
43s, paired35.99338.642-2.6490.93145

Does a shared suit matter?

Split by suits, the deals give AJo 61.31% when the hands overlap in a suit and 59.91% when they do not. AJo does better with a shared suit, by 1.40 points.

AJo against 43s by suit overlap, in percent
DealsSpecific dealsShare of dealsAJo winsTies43s winsAJo equity
Share a suit2450.0061.0280.56138.41161.308
No shared suit2450.0059.6680.48939.84359.913

How often this matchup comes up

Out of 1,624,350 ways to deal two seats two cards each, 48 are AJo in one seat and 43s in the other (0.0030%); with the seats swapped too, 96 (0.0059%).

A worked example

Take a $200 pot built from $100 each. AJo's equity of 60.61% is worth $121.22, a $21.22 edge, and 43s' 39.39% is worth $78.78, which is $21.22 under its stake.

Per 1,000 deals: AJo wins about 604, 43s wins about 391, and about 5 end in a split pot.

The same matchup from the other side

Swap the hands and you get 43s with 39.39% against AJo with 60.61%. We keep one page per matchup, with the better-ranked hand first.

AsJh against 4d3d 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

Each figure is a complete count over boards. Take the 48 specific deals, group them by suit pattern, deal all 1,712,304 boards against each, and compare the two seven-card hands. Equity counts a tie as half a win; the flop rows use every one of a board's ten flops.

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

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