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Seven2Offsuit

Preflop matchups

TT vs 99: preflop equity

TT is a big favorite over 99.

TT

vs

99

TT wins

81.8%

Tie

0.5%

99 wins

17.7%

TT has 82.0% equity, which counts a tie as half a win. The numbers are exact: every one of the 1,712,304 possible boards is counted for each suit combination, not simulated. Suits are shown as examples; the result is averaged over every 99 combination that doesn't share a card with TT.

Try it on a board in the Odds Lab

Questions

Who wins more often, TT or 99?
TT is a big favorite over 99. All in before the flop, TT wins 81.8% of the time, 99 wins 17.7% and they tie 0.5%.
What is TT's equity against 99?
82.0%. Equity counts a tie as half a win, so it is the share of the pot TT takes on average.
Are these odds exact?
Yes. Every one of the 1,712,304 possible five-card boards is counted for each suit combination, so there is no simulation error.