TT vs A9s: preflop equity

The exact count puts TT at 68.54% and A9s at 31.46% when the two hands see all five board cards.

TT

68.54%

Wins 68.35%, ties 0.38%

A9s

31.46%

Wins 31.27%, ties 0.38%

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

TT against A9s: the numbers

Exact preflop results for TT against A9s, in percent
HandWinsTiesLosesEquity
TT68.3470.38231.27168.538
A9s31.2710.38268.34731.462

The first hand is a pocket pair; the second is a suited hand. The pair sits between the other hand's two cards: one is higher and one is lower, so the pair is exposed to the higher card.

A lead of 37.08 points is large but not decisive: A9s still takes about 313 of every 1,000 deals. Of every 100 boards, about 0.38 are split pots, and the equity figures already include them.

Place 5 of 169 belongs to TT and place 18 belongs to A9s in the ranking against a random hand.

Boards behind the percentages: 41,095,296 counted in all
HandBoards won, aboutBoards tied, aboutBoards lost, about
TT28,087,000157,00012,851,000
A9s12,851,000157,00028,087,000

24 specific deals times 1,712,304 boards gives the exact total. The won, tied and lost counts are approximations from the five-decimal percentages, rounded to the nearest thousand.

TT against A9s read as odds
HandEquity as odds (to 1)Wins one deal inLoses one deal inPot odds needed to call (to 1)
TT2.1781.4633.1980.459
A9s0.4593.1981.4632.178

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

Split by what the flop looks like, TT peaks at 78.37% on low rainbow flops (nine high or lower) and bottoms out at 63.86% on monotone flops. TT stays ahead on all five textures.

TT against A9s by flop texture, in percent
FlopShare of flopsTT winsTiesA9s winsTT equity
Rainbow, ten or higher23.86767.7790.16132.06067.859
Rainbow, nine or lower7.04277.9860.76021.25478.366
Two-tone46.54566.7610.27332.96666.897
Monotone5.21262.6732.37334.95463.860
Paired17.33471.1770.22828.59571.291

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

A random hand would give TT 75.01% and A9s 62.78%. Against each other the change is -6.47 points for TT and -31.32 for A9s.

TT and A9s here compared with each against a random hand, in percent
CaseEquity hereAgainst a random handChange in pointsTimes the random-hand equity
TT, all flops68.53875.012-6.4740.91369
TT, rainbow, ten or higher67.85975.012-7.1530.90464
TT, rainbow, nine or lower78.36675.012+3.3541.04471
TT, two-tone66.89775.012-8.1150.89182
TT, monotone63.86075.012-11.1520.85133
TT, paired71.29175.012-3.7210.95039
A9s, all flops31.46262.781-31.3190.50114
A9s, rainbow, ten or higher32.14162.781-30.6400.51195
A9s, rainbow, nine or lower21.63462.781-41.1470.34459
A9s, two-tone33.10362.781-29.6780.52728
A9s, monotone36.14062.781-26.6410.57565
A9s, paired28.70962.781-34.0720.45729

Does a shared suit matter?

Split by suits, the deals give TT 68.82% when the hands overlap in a suit and 68.26% when they do not. TT does better with a shared suit, by 0.56 points.

TT against A9s by suit overlap, in percent
DealsSpecific dealsShare of dealsTT winsTiesA9s winsTT equity
Share a suit1250.0068.6080.42430.96868.820
No shared suit1250.0068.0860.34031.57468.256

How often this matchup comes up

This page stands for 24 specific-card matchups (0.0015% of 1,624,350 ordered deals), or 48 once you count the seats both ways (0.0030%).

A worked example

With $100 from each side, the $200 pot is split on average as $137.08 for TT and $62.92 for A9s; the first side gains $37.08 per all-in and the second gives up $37.08.

Scaled to 1,000 deals, that is roughly 683 wins for TT, 313 for A9s and 4 chopped pots.

The same matchup from the other side

The reversed view, A9s against TT, shows 31.46% for A9s and 68.54% for TT. It is the same count, so it redirects here.

TsTh against Ad9d 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

The page is built from a full enumeration: 1,712,304 boards, every suit pattern of the 24 specific deals, both seven-card hands evaluated. A tie is worth half a win to each hand, and a board is tallied under each of its ten possible flops for the texture rows.

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