KTo vs 53s: preflop equity

Over all 1,712,304 boards that can follow this deal, KTo finishes with 60.85% of the pot and 53s with 39.15%.

KTo

60.85%

Wins 60.49%, ties 0.71%

53s

39.15%

Wins 38.80%, ties 0.71%

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

KTo against 53s: the numbers

Exact preflop results for KTo against 53s, in percent
HandWinsTiesLosesEquity
KTo60.4880.71438.79860.845
53s38.7980.71460.48839.155

One side is an offsuit hand, the other is a suited hand. 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. Ties are 0.71% of the outcomes here; each tied board gives both hands half the pot.

For context, KTo sits at number 33 of 169 starting hands and 53s at number 146 when each is run against a random hand.

Boards behind the percentages: 82,190,592 counted in all
HandBoards won, aboutBoards tied, aboutBoards lost, about
KTo49,715,000587,00031,888,000
53s31,888,000587,00049,715,000

Exact total: 48 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.

KTo against 53s read as odds
HandEquity as odds (to 1)Wins one deal inLoses one deal inPot odds needed to call (to 1)
KTo1.5541.6532.5770.644
53s0.6442.5771.6531.554

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

By flop texture, KTo's equity runs from 36.34% on low rainbow flops (nine high or lower) up to 68.74% on rainbow flops topped by a ten or better. The lead reverses on low rainbow flops (nine high or lower): there 53s is the favorite even though KTo is ahead overall.

KTo against 53s by flop texture, in percent
FlopShare of flopsKTo winsTies53s winsKTo equity
Rainbow, ten or higher24.71768.5590.35531.08668.737
Rainbow, nine or lower6.31335.9160.84463.24036.338
Two-tone46.66759.0510.42740.52259.264
Monotone5.21257.6832.56539.75258.965
Paired17.09162.6721.40835.92063.376

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

Relative to a random opponent, KTo changes by +1.11 points (baseline 59.74%) and 53s by -0.54 points (baseline 39.69%).

KTo and 53s here compared with each against a random hand, in percent
CaseEquity hereAgainst a random handChange in pointsTimes the random-hand equity
KTo, all flops60.84559.739+1.1061.01851
KTo, rainbow, ten or higher68.73759.739+8.9981.15062
KTo, rainbow, nine or lower36.33859.739-23.4010.60828
KTo, two-tone59.26459.739-0.4750.99205
KTo, monotone58.96559.739-0.7740.98704
KTo, paired63.37659.739+3.6371.06088
53s, all flops39.15539.693-0.5380.98645
53s, rainbow, ten or higher31.26339.693-8.4300.78762
53s, rainbow, nine or lower63.66239.693+23.9691.60386
53s, two-tone40.73639.693+1.0431.02628
53s, monotone41.03539.693+1.3421.03381
53s, paired36.62439.693-3.0690.92268

Does a shared suit matter?

Two kinds of deal exist here. In 24 of them the hands share a suit and KTo holds 61.56%. In 24 they do not, and it holds 60.13%. KTo does better with a shared suit, by 1.43 points.

KTo against 53s by suit overlap, in percent
DealsSpecific dealsShare of dealsKTo winsTies53s winsKTo equity
Share a suit2450.0061.1840.75538.06161.562
No shared suit2450.0059.7910.67439.53560.128

How often this matchup comes up

You will meet this exact matchup 0.0059% of the time in a random heads-up deal: 96 of 1,624,350, counting either seat order.

A worked example

With $100 from each side, the $200 pot is split on average as $121.70 for KTo and $78.30 for 53s; the first side gains $21.70 per all-in and the second gives up $21.70.

In 1,000 deals of exactly this matchup, expect about 605 won outright by KTo, about 388 won outright by 53s and about 7 split.

The same matchup from the other side

53s versus KTo is this same page seen from the other hand: 39.15% for 53s, 60.85% for KTo.

KsTh against 5d3d 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

Method: exact enumeration. The 48 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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