KJo vs T9s: preflop equity

If KJo and T9s get all the chips in before the flop, KJo owns 60.90% of the pot in the long run and T9s owns 39.10%.

KJo

60.90%

Wins 60.57%, ties 0.67%

T9s

39.10%

Wins 38.76%, ties 0.67%

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

KJo against T9s: the numbers

Exact preflop results for KJo against T9s, in percent
HandWinsTiesLosesEquity
KJo60.5670.66638.76760.900
T9s38.7670.66660.56739.100

We compare an offsuit hand with a suited hand. The two hands share no rank, which makes this a pure matchup of card strength, straight chances and flush chances.

The lead is steady rather than large, and the flop still has plenty of say in who wins. About 0.67% of boards chop the pot, which is why equity sits slightly above the win figure for both hands.

Place 26 of 169 belongs to KJo and place 64 belongs to T9s in the ranking against a random hand.

Boards behind the percentages: 82,190,592 counted in all
HandBoards won, aboutBoards tied, aboutBoards lost, about
KJo49,780,000547,00031,863,000
T9s31,863,000547,00049,780,000

The board total is exact, 48 deals at 1,712,304 boards each. Won, tied and lost counts are rounded to the nearest thousand from the five-decimal percentages.

KJo against T9s read as odds
HandEquity as odds (to 1)Wins one deal inLoses one deal inPot odds needed to call (to 1)
KJo1.5581.6512.5800.642
T9s0.6422.5801.6511.558

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

Split by what the flop looks like, KJo peaks at 65.20% on rainbow flops topped by a ten or better and bottoms out at 51.81% on low rainbow flops (nine high or lower). KJo stays ahead on all five textures.

KJo against T9s by flop texture, in percent
FlopShare of flopsKJo winsTiesT9s winsKJo equity
Rainbow, ten or higher23.98865.0460.29834.65665.195
Rainbow, nine or lower7.04251.4420.74247.81651.813
Two-tone46.66759.2270.37040.40359.412
Monotone5.21257.8772.45039.67359.102
Paired17.09162.5211.41436.06563.228

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

A random hand would give KJo 60.57% and T9s 54.03%. Against each other the change is +0.33 points for KJo and -14.93 for T9s.

KJo and T9s here compared with each against a random hand, in percent
CaseEquity hereAgainst a random handChange in pointsTimes the random-hand equity
KJo, all flops60.90060.569+0.3311.00546
KJo, rainbow, ten or higher65.19560.569+4.6261.07638
KJo, rainbow, nine or lower51.81360.569-8.7560.85544
KJo, two-tone59.41260.569-1.1570.98090
KJo, monotone59.10260.569-1.4670.97578
KJo, paired63.22860.569+2.6591.04390
T9s, all flops39.10054.028-14.9280.72370
T9s, rainbow, ten or higher34.80554.028-19.2230.64420
T9s, rainbow, nine or lower48.18754.028-5.8410.89189
T9s, two-tone40.58854.028-13.4400.75124
T9s, monotone40.89854.028-13.1300.75698
T9s, paired36.77254.028-17.2560.68061

Does a shared suit matter?

The suit split reads 61.57% for KJo with a shared suit and 60.24% without one. KJo does better with a shared suit, by 1.33 points.

KJo against T9s by suit overlap, in percent
DealsSpecific dealsShare of dealsKJo winsTiesT9s winsKJo equity
Share a suit2450.0061.2120.70638.08261.565
No shared suit2450.0059.9230.62639.45160.236

How often this matchup comes up

How often does it happen? 48 of the 1,624,350 ordered deals (0.0030%) are KJo against T9s, and 96 (0.0059%) if either hand may sit in either seat.

A worked example

Say each player puts $100 in before the flop, making a $200 pot. On average KJo takes back $121.80 of it, which is $21.80 more than it put in, and T9s takes back $78.20, $21.80 less than it put in.

Think in thousands: about 606 of 1,000 go to KJo, about 388 go to T9s, and about 6 are chopped.

The same matchup from the other side

Swap the hands and you get T9s with 39.10% against KJo with 60.90%. We keep one page per matchup, with the better-ranked hand first.

The calculator link fills in KsJh against Td9d, 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

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.

Bring your own hands to a session

Review the spots you actually play against these numbers in a Game Assessment, and leave with a one-page written plan.

Book a session