ATo vs KQo: preflop equity

If ATo and KQo get all the chips in before the flop, ATo owns 59.86% of the pot in the long run and KQo owns 40.14%.

ATo

59.86%

Wins 59.63%, ties 0.46%

KQo

40.14%

Wins 39.91%, ties 0.46%

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

ATo against KQo: the numbers

Exact preflop results for ATo against KQo, in percent
HandWinsTiesLosesEquity
ATo59.6280.45539.91759.855
KQo39.9170.45559.62840.145

Both hands are offsuit hands: ATo and KQo. With no overlap in ranks, every card that pairs one hand is a card that does not pair the other.

ATo is ahead, but KQo is far from dead: it takes 399 of every 1,000 deals outright. Split pots make up 0.46% of the boards, and both equity figures count them as half a win each.

In the ranking of all 169 starting hands, ATo is number 19 and KQo is number 23.

Boards behind the percentages: 246,571,776 counted in all
HandBoards won, aboutBoards tied, aboutBoards lost, about
ATo147,026,0001,122,00098,424,000
KQo98,424,0001,122,000147,026,000

The board total is exact, 144 deals at 1,712,304 boards each. Won, tied and lost counts are rounded to the nearest thousand from the five-decimal percentages.

ATo against KQo read as odds
HandEquity as odds (to 1)Wins one deal inLoses one deal inPot odds needed to call (to 1)
ATo1.4911.6772.5050.671
KQo0.6712.5051.6771.491

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

Low rainbow flops (nine high or lower) are the best for ATo (76.19%); rainbow flops topped by a ten or better are the worst (53.43%). ATo stays ahead on all five textures, but the swing between them is large, so how the flop looks matters a great deal.

ATo against KQo by flop texture, in percent
FlopShare of flopsATo winsTiesKQo winsATo equity
Rainbow, ten or higher23.38153.3680.11746.51553.426
Rainbow, nine or lower7.77175.6711.03923.29076.190
Two-tone46.60658.6950.33240.97358.861
Monotone5.15155.9921.71242.29656.848
Paired17.09164.5410.60434.85564.843

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

Compared with a random opponent, this matchup shifts ATo from 62.72% by -2.86 points and KQo from 61.46% by -21.32 points.

ATo and KQo here compared with each against a random hand, in percent
CaseEquity hereAgainst a random handChange in pointsTimes the random-hand equity
ATo, all flops59.85562.722-2.8670.95429
ATo, rainbow, ten or higher53.42662.722-9.2960.85179
ATo, rainbow, nine or lower76.19062.722+13.4681.21473
ATo, two-tone58.86162.722-3.8610.93844
ATo, monotone56.84862.722-5.8740.90635
ATo, paired64.84362.722+2.1211.03382
KQo, all flops40.14561.456-21.3110.65323
KQo, rainbow, ten or higher46.57461.456-14.8820.75784
KQo, rainbow, nine or lower23.81061.456-37.6460.38743
KQo, two-tone41.13961.456-20.3170.66941
KQo, monotone43.15261.456-18.3040.70216
KQo, paired35.15761.456-26.2990.57207

Does a shared suit matter?

Two kinds of deal exist here. In 120 of them the hands share a suit and ATo holds 59.87%. In 24 they do not, and it holds 59.77%. The two rows differ by only 0.10 points, so suits barely change this matchup.

ATo against KQo by suit overlap, in percent
DealsSpecific dealsShare of dealsATo winsTiesKQo winsATo equity
Share a suit12083.3359.6380.47039.89259.873
No shared suit2416.6759.5800.37540.04559.768

How often this matchup comes up

ATo against KQo is made up of 144 specific-card matchups in one seat order, 0.0089% of the 1,624,350 ordered deals, and 288 counting both seat orders, 0.0177%.

A worked example

Take a $200 pot built from $100 each. ATo's equity of 59.86% is worth $119.72, a $19.72 edge, and KQo's 40.14% is worth $80.28, which is $19.72 under its stake.

A thousand deals look like this: ATo takes 596, KQo takes 399, 5 are ties.

The same matchup from the other side

The mirror image, KQo against ATo, is 40.14% to 59.86%, and its address redirects to this page.

The calculator link fills in AsTh against KdQc, a deal where the two hands share no suit. Change any card to test your own hand. The neighboring matchups below swap one of the two hands for one of similar strength.

How this was computed

Method: exact enumeration. The 144 specific deals are grouped by suit pattern, each is run against all 1,712,304 boards, and both seven-card hands are scored. Equity adds half of every tie, and flop textures are tallied over the ten flops inside each board.

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

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