KTs vs 75s: preflop equity

Dealt all in against each other, KTs takes 62.99% of the pot on average and 75s takes the other 37.01%.

KTs

62.99%

Wins 62.64%, ties 0.70%

75s

37.01%

Wins 36.66%, ties 0.70%

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

KTs against 75s: the numbers

Exact preflop results for KTs against 75s, in percent
HandWinsTiesLosesEquity
KTs62.6380.70436.65862.990
75s36.6580.70462.63837.010

KTs meets 75s, and both are suited hands. Neither hand shares a rank with the other, so this is a contest of high cards, connection and suits.

A 25.98 point lead is real, and 75s still takes about 367 of every 1,000 deals outright. A split pot comes up on 0.70% of boards, so the wins and the equity differ by half of that.

Ranked by equity against a random hand, KTs is number 22 of the 169 starting hands and 75s is number 124.

Boards behind the percentages: 27,396,864 counted in all
HandBoards won, aboutBoards tied, aboutBoards lost, about
KTs17,161,000193,00010,043,000
75s10,043,000193,00017,161,000

The total is exact: 16 specific deals times 1,712,304 boards. The three counts are approximate, worked out from the percentages to five decimals and rounded to the nearest thousand.

KTs against 75s read as odds
HandEquity as odds (to 1)Wins one deal inLoses one deal inPot odds needed to call (to 1)
KTs1.7021.5962.7280.588
75s0.5882.7281.5961.702

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

The flop changes the picture. KTs does best on rainbow flops topped by a ten or better, at 70.08%, and worst on low rainbow flops (nine high or lower), at 36.86%. The lead reverses on low rainbow flops (nine high or lower): there 75s is the favorite even though KTs is ahead overall.

KTs against 75s by flop texture, in percent
FlopShare of flopsKTs winsTies75s winsKTs equity
Rainbow, ten or higher24.59569.9110.33729.75270.079
Rainbow, nine or lower6.31436.5820.56062.85836.862
Two-tone46.72762.1930.35337.45462.369
Monotone5.27358.4843.49838.01860.233
Paired17.09164.2981.38234.32064.989

A rainbow flop shows three suits, a two-tone flop repeats one suit, a monotone flop is a single suit, and a paired flop repeats a rank.

Compared with a random hand

Start from the random-hand figures, 61.79% for KTs and 43.68% for 75s. This opponent changes them by +1.20 and -6.67 points.

KTs and 75s here compared with each against a random hand, in percent
CaseEquity hereAgainst a random handChange in pointsTimes the random-hand equity
KTs, all flops62.99061.789+1.2011.01944
KTs, rainbow, ten or higher70.07961.789+8.2901.13417
KTs, rainbow, nine or lower36.86261.789-24.9270.59658
KTs, two-tone62.36961.789+0.5801.00939
KTs, monotone60.23361.789-1.5560.97482
KTs, paired64.98961.789+3.2001.05179
75s, all flops37.01043.676-6.6660.84738
75s, rainbow, ten or higher29.92143.676-13.7550.68507
75s, rainbow, nine or lower63.13843.676+19.4621.44560
75s, two-tone37.63143.676-6.0450.86159
75s, monotone39.76743.676-3.9090.91050
75s, paired35.01143.676-8.6650.80161

Does a shared suit matter?

Two kinds of deal exist here. In 4 of them the hands share a suit and KTs holds 65.30%. In 12 they do not, and it holds 62.22%. KTs does better with a shared suit, by 3.08 points.

KTs against 75s by suit overlap, in percent
DealsSpecific dealsShare of dealsKTs winsTies75s winsKTs equity
Share a suit425.0064.9060.79334.30165.303
No shared suit1275.0061.8820.67437.44462.219

How often this matchup comes up

Out of 1,624,350 ways to deal two seats two cards each, 16 are KTs in one seat and 75s in the other (0.0010%); with the seats swapped too, 32 (0.0020%).

A worked example

Say each player puts $100 in before the flop, making a $200 pot. On average KTs takes back $125.98 of it, which is $25.98 more than it put in, and 75s takes back $74.02, $25.98 less than it put in.

Think in thousands: about 626 of 1,000 go to KTs, about 367 go to 75s, and about 7 are chopped.

The same matchup from the other side

One page covers both views. From 75s' side the equity is 37.01%, and from KTs' side it is 62.99%.

Open the calculator with KsTs against 7h5h 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 KTs against 75s 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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