AKs vs KTo: preflop equity

In equity, AKs against KTo stands at 75.00% to 25.00%, a gap of 50.00 points.

AKs

75.00%

Wins 74.43%, ties 1.13%

KTo

25.00%

Wins 24.44%, ties 1.13%

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

AKs against KTo: the numbers

Exact preflop results for AKs against KTo, in percent
HandWinsTiesLosesEquity
AKs74.4291.13124.44074.995
KTo24.4401.13174.42925.005

We compare a suited hand with an offsuit hand. Because the hands share one rank, the one with the higher kicker is ahead when that rank pairs and the other hand is mostly drawing.

AKs is well ahead, and KTo needs a specific kind of board to catch up. Split pots make up 1.13% of the boards, and both equity figures count them as half a win each.

By strength against a random hand, AKs holds place 8 of 169 and KTo holds place 33.

Boards behind the percentages: 61,642,944 counted in all
HandBoards won, aboutBoards tied, aboutBoards lost, about
AKs45,880,000697,00015,066,000
KTo15,066,000697,00045,880,000

Exact total: 36 deals times 1,712,304 boards. The other three counts come from the five-decimal percentages and are rounded to the nearest thousand, so read them as approximate.

AKs against KTo read as odds
HandEquity as odds (to 1)Wins one deal inLoses one deal inPot odds needed to call (to 1)
AKs2.9991.3444.0920.333
KTo0.3334.0921.3442.999

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

Split by what the flop looks like, AKs peaks at 85.13% on low rainbow flops (nine high or lower) and bottoms out at 67.09% on monotone flops. AKs stays ahead on all five textures, but the swing between them is large, so how the flop looks matters a great deal.

AKs against KTo by flop texture, in percent
FlopShare of flopsAKs winsTiesKTo winsAKs equity
Rainbow, ten or higher23.17770.6160.81928.56571.025
Rainbow, nine or lower7.77184.6211.01514.36485.129
Two-tone46.52774.3430.81024.84774.748
Monotone5.19265.8102.56331.62767.091
Paired17.33377.7732.03320.19478.790

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 +7.95 points for AKs, from 67.05%, and -34.74 for KTo, from 59.74%.

AKs and KTo here compared with each against a random hand, in percent
CaseEquity hereAgainst a random handChange in pointsTimes the random-hand equity
AKs, all flops74.99567.045+7.9501.11858
AKs, rainbow, ten or higher71.02567.045+3.9801.05936
AKs, rainbow, nine or lower85.12967.045+18.0841.26973
AKs, two-tone74.74867.045+7.7031.11489
AKs, monotone67.09167.045+0.0461.00069
AKs, paired78.79067.045+11.7451.17518
KTo, all flops25.00559.739-34.7340.41857
KTo, rainbow, ten or higher28.97559.739-30.7640.48503
KTo, rainbow, nine or lower14.87159.739-44.8680.24893
KTo, two-tone25.25259.739-34.4870.42271
KTo, monotone32.90959.739-26.8300.55088
KTo, paired21.21059.739-38.5290.35504

Does a shared suit matter?

Suit overlap shows up in the numbers. With a suit in common AKs has 74.75% equity, and with none in common it has 75.12%. AKs does better with no shared suit, by 0.37 points.

AKs against KTo by suit overlap, in percent
DealsSpecific dealsShare of dealsAKs winsTiesKTo winsAKs equity
Share a suit1233.3374.1521.19824.65074.751
No shared suit2466.6774.5681.09824.33475.117

How often this matchup comes up

You will meet this exact matchup 0.0044% of the time in a random heads-up deal: 72 of 1,624,350, counting either seat order.

A worked example

A $100 all-in from each player makes a $200 pot, and the exact equity says AKs gets $150.00 of it on average and KTo gets $50.00.

Over a long run, 1,000 deals split into about 744 for AKs, 245 for KTo and 11 tied.

The same matchup from the other side

KTo against AKs adds nothing new: it is 25.00% for KTo and 75.00% for AKs, the same figures reversed.

AsKs against KhTd 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 figures are counted, not estimated: 1,712,304 boards for every suit pattern of the 36 specific deals, with both seven-card hands compared each time. Equity gives half a win for a tie. For the flop rows, a board is counted once under each of the ten flops inside it.

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

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