KK vs 86s: preflop equity

Over all 1,712,304 boards that can follow this deal, KK finishes with 79.17% of the pot and 86s with 20.83%.

KK

79.17%

Wins 78.99%, ties 0.36%

86s

20.83%

Wins 20.65%, ties 0.36%

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

KK against 86s: the numbers

Exact preflop results for KK against 86s, in percent
HandWinsTiesLosesEquity
KK78.9940.36020.64679.174
86s20.6460.36078.99420.826

The matchup pits a pocket pair against a suited hand. Here a pair faces two cards that are both smaller, so the other hand needs to pair up and still be behind.

KK is well ahead, and 86s needs a specific kind of board to catch up. Of every 100 boards, about 0.36 are split pots, and the equity figures already include them.

Ranked by equity against a random hand, KK is number 2 of the 169 starting hands and 86s is number 110.

Boards behind the percentages: 41,095,296 counted in all
HandBoards won, aboutBoards tied, aboutBoards lost, about
KK32,463,000148,0008,485,000
86s8,485,000148,00032,463,000

The board total is exact, 24 deals at 1,712,304 boards each. Won, tied and lost counts are rounded to the nearest thousand from the five-decimal percentages.

KK against 86s read as odds
HandEquity as odds (to 1)Wins one deal inLoses one deal inPot odds needed to call (to 1)
KK3.8021.2664.8440.263
86s0.2634.8441.2663.802

The final column gives the least the pot must offer for each unit called for a call to break even at this equity.

Who is ahead on which flops

Split by what the flop looks like, KK peaks at 84.42% on rainbow flops topped by a ten or better and bottoms out at 66.42% on low rainbow flops (nine high or lower). KK stays ahead on all five textures, but the swing between them is large, so how the flop looks matters a great deal.

KK against 86s by flop texture, in percent
FlopShare of flopsKK winsTies86s winsKK equity
Rainbow, ten or higher24.59584.3340.17715.48984.422
Rainbow, nine or lower6.31466.0530.74333.20466.424
Two-tone46.54577.1350.27822.58777.274
Monotone5.21272.6572.39024.95373.852
Paired17.33483.0310.09216.87783.077

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

How much does the opponent matter? Compared with its random-hand 82.40%, KK changes by -3.23 points, and 86s, from 46.24%, by -25.41.

KK and 86s here compared with each against a random hand, in percent
CaseEquity hereAgainst a random handChange in pointsTimes the random-hand equity
KK, all flops79.17482.396-3.2220.96090
KK, rainbow, ten or higher84.42282.396+2.0261.02459
KK, rainbow, nine or lower66.42482.396-15.9720.80616
KK, two-tone77.27482.396-5.1220.93784
KK, monotone73.85282.396-8.5440.89631
KK, paired83.07782.396+0.6811.00826
86s, all flops20.82646.243-25.4170.45036
86s, rainbow, ten or higher15.57846.243-30.6650.33687
86s, rainbow, nine or lower33.57646.243-12.6670.72608
86s, two-tone22.72646.243-23.5170.49145
86s, monotone26.14846.243-20.0950.56545
86s, paired16.92346.243-29.3200.36596

Does a shared suit matter?

Of the deals of this matchup, 12 share a suit (KK at 79.76%) and 12 do not (78.59%). KK does better with a shared suit, by 1.17 points.

KK against 86s by suit overlap, in percent
DealsSpecific dealsShare of dealsKK winsTies86s winsKK equity
Share a suit1250.0079.5570.40320.04079.758
No shared suit1250.0078.4320.31821.25078.591

How often this matchup comes up

This page stands for 24 specific-card matchups (0.0015% of 1,624,350 ordered deals), or 48 once you count the seats both ways (0.0030%).

A worked example

A $100 all-in from each player makes a $200 pot, and the exact equity says KK gets $158.34 of it on average and 86s gets $41.66.

Think in thousands: about 790 of 1,000 go to KK, about 206 go to 86s, and about 4 are chopped.

The same matchup from the other side

Read it from the other side: 86s against KK is the same matchup with the numbers swapped, so 86s holds 20.83% and KK holds 79.17%. That address sends you back to this page.

Try KsKh against 8d6d in the calculator: the hands share no suit, and every card can be changed. The links after it are the closest matchups in the ranking.

How this was computed

Method: exact enumeration. The 24 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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