AKs vs 75s: preflop equity

Averaged over every possible board, AKs is ahead of 75s by 24.52 points of equity, 62.26% to 37.74%.

AKs

62.26%

Wins 62.01%, ties 0.51%

75s

37.74%

Wins 37.48%, ties 0.51%

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

AKs against 75s: the numbers

Exact preflop results for AKs against 75s, in percent
HandWinsTiesLosesEquity
AKs62.0060.50537.48962.259
75s37.4890.50562.00637.741

AKs meets 75s, and both are suited hands. Neither hand shares a rank with the other, so this is a contest of high cards, connection and suits.

The lead is steady rather than large, and the flop still has plenty of say in who wins. Ties are part of the picture: 0.51% of boards end in a split pot, and each side counts that as half a win.

Among the 169 starting hands, AKs is number 8 and 75s is number 124 by strength against a random hand.

Boards behind the percentages: 27,396,864 counted in all
HandBoards won, aboutBoards tied, aboutBoards lost, about
AKs16,988,000138,00010,271,000
75s10,271,000138,00016,988,000

16 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.

AKs against 75s read as odds
HandEquity as odds (to 1)Wins one deal inLoses one deal inPot odds needed to call (to 1)
AKs1.6501.6132.6670.606
75s0.6062.6671.6131.650

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

Rainbow flops topped by a ten or better are the best for AKs (69.11%); low rainbow flops (nine high or lower) are the worst (35.85%). Low rainbow flops (nine high or lower) favor 75s, the hand that is behind overall.

AKs against 75s by flop texture, in percent
FlopShare of flopsAKs winsTies75s winsAKs equity
Rainbow, ten or higher24.59569.0210.17230.80769.107
Rainbow, nine or lower6.31435.4710.74863.78135.845
Two-tone46.72761.3680.26538.36761.500
Monotone5.27357.8423.44338.71559.563
Paired17.09164.7450.64534.61065.067

Read the flop types this way: rainbow has three suits, two-tone has two cards of one suit, monotone has three, and paired repeats a rank.

Compared with a random hand

The table below sets each hand against its own random-hand baseline: a change of -4.79 points for AKs, from 67.05%, and -5.94 for 75s, from 43.68%.

AKs and 75s here compared with each against a random hand, in percent
CaseEquity hereAgainst a random handChange in pointsTimes the random-hand equity
AKs, all flops62.25967.045-4.7860.92862
AKs, rainbow, ten or higher69.10767.045+2.0621.03076
AKs, rainbow, nine or lower35.84567.045-31.2000.53464
AKs, two-tone61.50067.045-5.5450.91729
AKs, monotone59.56367.045-7.4820.88840
AKs, paired65.06767.045-1.9780.97050
75s, all flops37.74143.676-5.9350.86411
75s, rainbow, ten or higher30.89343.676-12.7830.70732
75s, rainbow, nine or lower64.15543.676+20.4791.46888
75s, two-tone38.50043.676-5.1760.88149
75s, monotone40.43743.676-3.2390.92584
75s, paired34.93343.676-8.7430.79982

Does a shared suit matter?

Of the deals of this matchup, 4 share a suit (AKs at 64.49%) and 12 do not (61.51%). AKs does better with a shared suit, by 2.98 points.

AKs against 75s by suit overlap, in percent
DealsSpecific dealsShare of dealsAKs winsTies75s winsAKs equity
Share a suit425.0064.2000.58535.21564.492
No shared suit1275.0061.2750.47838.24761.514

How often this matchup comes up

Out of 1,624,350 ways to deal two seats two cards each, 16 are AKs in one seat and 75s in the other (0.0010%); with the seats swapped too, 32 (0.0020%).

A worked example

Worked example: both players commit $100, so $200 sits in the middle. Over every board, AKs' average share is $124.52 (a gain of $24.52) and 75s' is $75.48 (a loss of $24.52).

Run 1,000 deals and the tally comes out near 620 for AKs, 375 for 75s and 5 ties.

The same matchup from the other side

The reversed view, 75s against AKs, shows 37.74% for 75s and 62.26% for AKs. It is the same count, so it redirects here.

Open the calculator with AsKs against 7h5h already entered, a deal with no shared suit, and change any card to try your own hand. The matchups after it each swap one hand for a nearby one in the ranking.

How this was computed

Each figure is a complete count over boards. Take the 16 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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