AQs vs KQo: preflop equity

In equity, AQs against KQo stands at 75.58% to 24.42%, a gap of 51.16 points.

AQs

75.58%

Wins 75.02%, ties 1.13%

KQo

24.42%

Wins 23.85%, ties 1.13%

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

AQs against KQo: the numbers

Exact preflop results for AQs against KQo, in percent
HandWinsTiesLosesEquity
AQs75.0151.13223.85375.581
KQo23.8531.13275.01524.419

The matchup pits a suited hand against an offsuit hand. Sharing a rank is the signature of a dominated hand, since the weaker hand is usually out-kicked when the shared rank shows up.

AQs is the clear favorite, though KQo gets there on roughly one board in 4. Ties are part of the picture: 1.13% of boards end in a split pot, and each side counts that as half a win.

Among the 169 starting hands, AQs is number 10 and KQo is number 23 by strength against a random hand.

Boards behind the percentages: 61,642,944 counted in all
HandBoards won, aboutBoards tied, aboutBoards lost, about
AQs46,241,000698,00014,704,000
KQo14,704,000698,00046,241,000

The board total is exact, 36 deals at 1,712,304 boards each. Won, tied and lost counts are rounded to the nearest thousand from the five-decimal percentages.

AQs against KQo read as odds
HandEquity as odds (to 1)Wins one deal inLoses one deal inPot odds needed to call (to 1)
AQs3.0951.3334.1920.323
KQo0.3234.1921.3333.095

The last column is the smallest pot odds, written as a pot-to-call ratio, at which a call breaks even with this equity.

Who is ahead on which flops

By flop texture, AQs' equity runs from 67.55% on monotone flops up to 87.19% on low rainbow flops (nine high or lower). AQs stays ahead on all five textures, but the swing between them is large, so how the flop looks matters a great deal.

AQs against KQo by flop texture, in percent
FlopShare of flopsAQs winsTiesKQo winsAQs equity
Rainbow, ten or higher23.17770.9880.75728.25571.367
Rainbow, nine or lower7.77186.5421.29712.16187.190
Two-tone46.52775.0260.83024.14475.441
Monotone5.19266.2632.57131.16667.548
Paired17.33377.8261.93720.23778.794

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

How much does the opponent matter? Compared with its random-hand 66.21%, AQs changes by +9.37 points, and KQo, from 61.46%, by -37.04.

AQs and KQo here compared with each against a random hand, in percent
CaseEquity hereAgainst a random handChange in pointsTimes the random-hand equity
AQs, all flops75.58166.209+9.3721.14155
AQs, rainbow, ten or higher71.36766.209+5.1581.07790
AQs, rainbow, nine or lower87.19066.209+20.9811.31689
AQs, two-tone75.44166.209+9.2321.13944
AQs, monotone67.54866.209+1.3391.02022
AQs, paired78.79466.209+12.5851.19008
KQo, all flops24.41961.456-37.0370.39734
KQo, rainbow, ten or higher28.63361.456-32.8230.46591
KQo, rainbow, nine or lower12.81061.456-48.6460.20844
KQo, two-tone24.55961.456-36.8970.39962
KQo, monotone32.45261.456-29.0040.52805
KQo, paired21.20661.456-40.2500.34506

Does a shared suit matter?

When the hands share a suit, AQs holds 75.34%; when they do not, it holds 75.70%. AQs does better with no shared suit, by 0.36 points.

AQs against KQo by suit overlap, in percent
DealsSpecific dealsShare of dealsAQs winsTiesKQo winsAQs equity
Share a suit1233.3374.7471.19524.05875.344
No shared suit2466.6775.1501.10023.75075.700

How often this matchup comes up

Counting specific cards, AQs against KQo appears in 36 of the 1,624,350 ordered heads-up deals (0.0022%), and in 72 when the seats are swapped too (0.0044%).

A worked example

Take a $200 pot built from $100 each. AQs' equity of 75.58% is worth $151.16, a $51.16 edge, and KQo's 24.42% is worth $48.84, which is $51.16 under its stake.

Run 1,000 deals and the tally comes out near 750 for AQs, 239 for KQo and 11 ties.

The same matchup from the other side

The reversed view, KQo against AQs, shows 24.42% for KQo and 75.58% for AQs. It is the same count, so it redirects here.

Open the calculator with AsQs against KhQd 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

The page is built from a full enumeration: 1,712,304 boards, every suit pattern of the 36 specific deals, both seven-card hands evaluated. A tie is worth half a win to each hand, and a board is tallied under each of its ten possible flops for the texture rows.

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

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