KTs vs 44: preflop equity

Before any board card is dealt, KTs holds 50.65% equity against 44, which leaves 44 with 49.35%.

KTs

50.65%

Wins 50.33%, ties 0.65%

44

49.35%

Wins 49.02%, ties 0.65%

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

KTs against 44: the numbers

Exact preflop results for KTs against 44, in percent
HandWinsTiesLosesEquity
KTs50.3270.65249.02150.653
4449.0210.65250.32749.347

The first hand is a suited hand; the second is a pocket pair. One hand holds a pair and the other holds two cards that both outrank it, which keeps the equity closer than most people expect.

KTs leads by less than 2 points of equity, so the result of any one deal is close to a toss-up. A split pot comes up on 0.65% of boards, so the wins and the equity differ by half of that.

In the ranking of all 169 starting hands, KTs is number 22 and 44 is number 48.

Boards behind the percentages: 41,095,296 counted in all
HandBoards won, aboutBoards tied, aboutBoards lost, about
KTs20,682,000268,00020,145,000
4420,145,000268,00020,682,000

The total is exact: 24 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 44 read as odds
HandEquity as odds (to 1)Wins one deal inLoses one deal inPot odds needed to call (to 1)
KTs1.0261.9872.0400.974
440.9742.0401.9871.026

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

If you know the kind of flop that came, the numbers shift: KTs holds 56.44% on rainbow flops topped by a ten or better and 24.86% on low rainbow flops (nine high or lower). KTs is the favorite overall but falls behind on low rainbow flops (nine high or lower) and paired flops.

KTs against 44 by flop texture, in percent
FlopShare of flopsKTs winsTies44 winsKTs equity
Rainbow, ten or higher24.59556.2800.32343.39756.441
Rainbow, nine or lower6.31424.5100.70974.78124.864
Two-tone46.54551.8340.37847.78852.023
Monotone5.21249.0122.87048.11850.447
Paired17.33447.6371.16651.19748.220

Read the flop types this way: rainbow has three suits, two-tone has two cards of one suit, monotone has three, and paired repeats a rank.

Compared with a random hand

Each hand has a baseline against a random hand: 61.79% for KTs, 57.02% for 44. Here the change is -11.14 and -7.67 points.

KTs and 44 here compared with each against a random hand, in percent
CaseEquity hereAgainst a random handChange in pointsTimes the random-hand equity
KTs, all flops50.65361.789-11.1360.81977
KTs, rainbow, ten or higher56.44161.789-5.3480.91345
KTs, rainbow, nine or lower24.86461.789-36.9250.40240
KTs, two-tone52.02361.789-9.7660.84195
KTs, monotone50.44761.789-11.3420.81644
KTs, paired48.22061.789-13.5690.78040
44, all flops49.34757.023-7.6760.86539
44, rainbow, ten or higher43.55957.023-13.4640.76388
44, rainbow, nine or lower75.13657.023+18.1131.31764
44, two-tone47.97757.023-9.0460.84136
44, monotone49.55357.023-7.4700.86900
44, paired51.78057.023-5.2430.90805

Does a shared suit matter?

Two kinds of deal exist here. In 12 of them the hands share a suit and KTs holds 50.49%. In 12 they do not, and it holds 50.82%. KTs does better with no shared suit, by 0.33 points.

KTs against 44 by suit overlap, in percent
DealsSpecific dealsShare of dealsKTs winsTies44 winsKTs equity
Share a suit1250.0050.1410.69049.16950.486
No shared suit1250.0050.5140.61448.87250.821

How often this matchup comes up

Counting specific cards, KTs against 44 appears in 24 of the 1,624,350 ordered heads-up deals (0.0015%), and in 48 when the seats are swapped too (0.0030%).

A worked example

A $100 all-in from each player makes a $200 pot, and the exact equity says KTs gets $101.30 of it on average and 44 gets $98.70.

Over a long run, 1,000 deals split into about 503 for KTs, 490 for 44 and 7 tied.

The same matchup from the other side

44 against KTs adds nothing new: it is 49.35% for 44 and 50.65% for KTs, the same figures reversed.

The calculator link fills in KsTs against 4h4d, a deal where the two hands share no suit. Change any card to test your own hand. The neighboring matchups below swap one of the two hands for one of similar strength.

How this was computed

This is an exact count with no sampling. For the 24 ways to deal one KTs and one 44 without reusing a card, grouped by suit pattern, every one of the 1,712,304 possible boards is dealt and both seven-card hands are compared. A tie counts as half a win in the equity column, and each board is counted once under each of its ten three-card flops.

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

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