PokerSolver
PokerSolver/Regular NL200 Heads-up 100bb/BB vs SB 4-bet 11.5bb

BB vs SB 4-bet 11.5bb

Regular NL200 Heads-up ($1/$2) · 100bb · SB opens 2.5bb, BB 3-bets to 5bb, SB 4-bets to 11.5bb · Big blind to act

Regular NL200 · Heads-up · 100bbChange game
Stacks (bb), if they differ
Pot 16.5bbYour cards?
5bb
11.5bb

Tap your two cards.

Big blind's range

558 of 1,326 combos get here
Fold 50.3%Call 42.5%All-in 100bb 7.2%
Tap a hand, or type one above, to see its exact mix.

What is the GTO play for the big blind (BB) when SB opens 2.5bb, BB 3-bets to 5bb, SB 4-bets to 11.5bb in Regular NL200 Heads-up at 100bb?

SB opens 2.5bb, BB 3-bets to 5bb, SB 4-bets to 11.5bb in Regular NL200 Heads-up, 100bb: the big blind (BB) folds 50.3%, calls 42.5% and goes all-in 100bb 7.2%. Always call: AA, 66-TT, 22-44, ATs-AQs, A7s, A4s, KTs+, QTs+, J9s+, 76s, 65s, 54s, AJo-AQo, KJo+. Always all-in 100bb: JJ, AKs, AKo. Mixed: QQ-KK, A8s-A9s, A5s-A6s, A2s, K7s-K9s, K4s-K5s, Q8s-Q9s, J8s, T8s+, 97s+, 85s+, 75s, 64s, 43s, ATo.

Always fold
Q6s-Q7s, J2s-J4s, T6s-T7s, T3s, 96s, 52s, 42s, A8o-A9o, A6o, K8o-K9o, JTo, T9o, 97o+, 87o, 65o
Always call
AA, 66-TT, 22-44, ATs-AQs, A7s, A4s, KTs+, QTs+, J9s+, 76s, 65s, 54s, AJo-AQo, KJo+
Always all-in 100bb
JJ, AKs, AKo
Mixed
QQ-KK, A8s-A9s, A5s-A6s, A2s, K7s-K9s, K4s-K5s, Q8s-Q9s, J8s, T8s+, 97s+, 85s+, 75s, 64s, 43s, ATo
Preset: Regular, NL200 ($1/$2), Heads-up, 100bb stacks, 5% rake capped at 3bb. Solver: HoldemResources Calculator (HRC) (HRC CI 14.45). A jackpot fee on bigger pots is not in this solve, so lines that build big pots may be slightly too loose. Bet sizes are the solved ones; a size that is not here plays like the nearest one.