86s vs 53s: preflop equity

Averaged over every possible board, 86s is ahead of 53s by 26.56 points of equity, 63.28% to 36.72%.

86s

63.28%

Wins 61.01%, ties 4.54%

53s

36.72%

Wins 34.45%, ties 4.54%

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

86s against 53s: the numbers

Exact preflop results for 86s against 53s, in percent
HandWinsTiesLosesEquity
86s61.0114.54434.44563.283
53s34.4454.54461.01136.717

Here suited hands face each other, 86s on one side and 53s on the other. Neither hand shares a rank with the other, so this is a contest of high cards, connection and suits.

That is a modest edge, the kind that shows up over many hands and is easy to miss in one. Of every 100 boards, about 4.54 are split pots, and the equity figures already include them.

Among the 169 starting hands, 86s is number 110 and 53s is number 146 by strength against a random hand.

Boards behind the percentages: 27,396,864 counted in all
HandBoards won, aboutBoards tied, aboutBoards lost, about
86s16,715,0001,245,0009,437,000
53s9,437,0001,245,00016,715,000

The board total is exact, 16 deals at 1,712,304 boards each. Won, tied and lost counts are rounded to the nearest thousand from the five-decimal percentages.

86s against 53s read as odds
HandEquity as odds (to 1)Wins one deal inLoses one deal inPot odds needed to call (to 1)
86s1.7241.6392.9030.580
53s0.5802.9031.6391.724

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

Break the boards down by their first three cards and 86s is strongest on rainbow flops topped by a ten or better (64.61%) and weakest on monotone flops (60.87%). 86s stays ahead on all five textures.

86s against 53s by flop texture, in percent
FlopShare of flops86s winsTies53s wins86s equity
Rainbow, ten or higher25.84462.6533.90833.43964.607
Rainbow, nine or lower5.06562.0990.71237.18962.455
Two-tone46.72761.6742.99335.33363.170
Monotone5.27358.2045.33036.46660.869
Paired17.09157.25810.63832.10462.577

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

Against one random hand instead, 86s holds 46.24% and 53s holds 39.69%. Facing each other changes that by +17.04 points for 86s and -2.97 points for 53s.

86s and 53s here compared with each against a random hand, in percent
CaseEquity hereAgainst a random handChange in pointsTimes the random-hand equity
86s, all flops63.28346.243+17.0401.36849
86s, rainbow, ten or higher64.60746.243+18.3641.39712
86s, rainbow, nine or lower62.45546.243+16.2121.35058
86s, two-tone63.17046.243+16.9271.36604
86s, monotone60.86946.243+14.6261.31629
86s, paired62.57746.243+16.3341.35322
53s, all flops36.71739.693-2.9760.92502
53s, rainbow, ten or higher35.39339.693-4.3000.89167
53s, rainbow, nine or lower37.54539.693-2.1480.94588
53s, two-tone36.83039.693-2.8630.92787
53s, monotone39.13139.693-0.5620.98584
53s, paired37.42339.693-2.2700.94281

Does a shared suit matter?

Suit overlap shows up in the numbers. With a suit in common 86s has 65.74% equity, and with none in common it has 62.46%. 86s does better with a shared suit, by 3.28 points.

86s against 53s by suit overlap, in percent
DealsSpecific dealsShare of deals86s winsTies53s wins86s equity
Share a suit425.0063.2994.88131.82065.739
No shared suit1275.0060.2494.43135.32062.464

How often this matchup comes up

You will meet this exact matchup 0.0020% of the time in a random heads-up deal: 32 of 1,624,350, counting either seat order.

A worked example

Put $100 each into a $200 pot and deal every board once: 86s averages $126.56 back, ahead of its $100 by $26.56, while 53s averages $73.44, short of its $100 by $26.56.

A thousand deals look like this: 86s takes 610, 53s takes 345, 45 are ties.

The same matchup from the other side

If you came looking for 53s against 86s, the numbers are the same with the hands swapped: 36.72% and 63.28%.

Open the calculator with 8s6s against 5h3h 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

We counted every case. Each suit pattern of the 16 specific 86s against 53s deals meets all 1,712,304 boards, and the better five-card hand wins; a split pot is half a win each. The flop table reads each board under all ten of its three-card flops.

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

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