AQs vs 43s: preflop equity

Before any board card is dealt, AQs holds 63.03% equity against 43s, which leaves 43s with 36.97%.

AQs

63.03%

Wins 62.74%, ties 0.58%

43s

36.97%

Wins 36.68%, ties 0.58%

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

AQs against 43s: the numbers

Exact preflop results for AQs against 43s, in percent
HandWinsTiesLosesEquity
AQs62.7370.58036.68363.027
43s36.6830.58062.73736.973

Here suited hands face each other, AQs on one side and 43s on the other. The two hands share no rank, which makes this a pure matchup of card strength, straight chances and flush chances.

A 26.06 point lead is real, and 43s still takes about 367 of every 1,000 deals outright. Split pots make up 0.58% of the boards, and both equity figures count them as half a win each.

In the ranking of all 169 starting hands, AQs is number 10 and 43s is number 150.

Boards behind the percentages: 27,396,864 counted in all
HandBoards won, aboutBoards tied, aboutBoards lost, about
AQs17,188,000159,00010,050,000
43s10,050,000159,00017,188,000

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.

AQs against 43s read as odds
HandEquity as odds (to 1)Wins one deal inLoses one deal inPot odds needed to call (to 1)
AQs1.7051.5942.7260.587
43s0.5872.7261.5941.705

The last column is the break-even price: the pot odds a call needs to offer, as a ratio of pot to call.

Who is ahead on which flops

If you know the kind of flop that came, the numbers shift: AQs holds 69.48% on rainbow flops topped by a ten or better and 38.30% on low rainbow flops (nine high or lower). Watch for low rainbow flops (nine high or lower): on those flops 43s holds the better equity.

AQs against 43s by flop texture, in percent
FlopShare of flopsAQs winsTies43s winsAQs equity
Rainbow, ten or higher24.59569.3900.18230.42869.481
Rainbow, nine or lower6.31437.7391.12661.13538.302
Two-tone46.72762.0020.33537.66362.169
Monotone5.27358.2333.66138.10660.064
Paired17.09165.7980.66933.53366.132

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

A random hand would give AQs 66.21% and 43s 38.64%. Against each other the change is -3.18 points for AQs and -1.67 for 43s.

AQs and 43s here compared with each against a random hand, in percent
CaseEquity hereAgainst a random handChange in pointsTimes the random-hand equity
AQs, all flops63.02766.209-3.1820.95194
AQs, rainbow, ten or higher69.48166.209+3.2721.04942
AQs, rainbow, nine or lower38.30266.209-27.9070.57850
AQs, two-tone62.16966.209-4.0400.93898
AQs, monotone60.06466.209-6.1450.90719
AQs, paired66.13266.209-0.0770.99884
43s, all flops36.97338.642-1.6690.95681
43s, rainbow, ten or higher30.51938.642-8.1230.78979
43s, rainbow, nine or lower61.69838.642+23.0561.59666
43s, two-tone37.83138.642-0.8110.97901
43s, monotone39.93638.642+1.2941.03349
43s, paired33.86838.642-4.7740.87646

Does a shared suit matter?

Of the deals of this matchup, 4 share a suit (AQs at 65.36%) and 12 do not (62.25%). AQs does better with a shared suit, by 3.11 points.

AQs against 43s by suit overlap, in percent
DealsSpecific dealsShare of dealsAQs winsTies43s winsAQs equity
Share a suit425.0065.0320.65634.31265.360
No shared suit1275.0061.9720.55537.47362.249

How often this matchup comes up

Exactly 16 specific deals fit this matchup in one seat order, which is 0.0010% of 1,624,350; both orders together give 32, or 0.0020%.

A worked example

Put $100 each into a $200 pot and deal every board once: AQs averages $126.06 back, ahead of its $100 by $26.06, while 43s averages $73.94, short of its $100 by $26.06.

Scaled to 1,000 deals, that is roughly 627 wins for AQs, 367 for 43s and 6 chopped pots.

The same matchup from the other side

Swap the hands and you get 43s with 36.97% against AQs with 63.03%. We keep one page per matchup, with the better-ranked hand first.

AsQs against 4h3h 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

Nothing here is simulated. The 16 deals of AQs against 43s fall into a few suit patterns, each dealt against all 1,712,304 boards, with both best five-card hands compared on every board. Ties give each hand half a win, and the flop rows count a board under each of its ten flops.

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

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