progressBTN open vs BB 3-bet at 40 BB
8-max MTT · ante 12.5 % · chip EV
BTN open facing a BB 3-bet at 40 BB
After the BTN opens to 2.1 BB and only the big blind continues, the big blind 3-bets to 9.5 BB. Of the hands the button opener opens with, the book folds 55%, calls with 21%, 4-bets to 20 BB with 7.1% and goes all-in with 17%. Dimmed hands are not part of the opening range, so they never get here.
Always 4-bet: AQs.
Always all-in: AA, AJo, KK, QQ.
Always call: A9s, A8s, A7s, A6s, A5s, A4s, A3s, A2s, KJs, KJo, KTs, K9s and 10 more.
Folded from the opening range: A9o, A8o, A7o, A6o, A5o, A4o, A3o, A2o, KTo, K9o and 37 more.
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Numbers come from the progressGTO solution book (v14, chip EV, 8-max, ante 12.5 %): our own equilibrium computation with a modelled postflop. It is an approximation, not an exact solution, and it keeps improving. Hover or tap a hand to see its exact frequencies.
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