PokerSolver/Heads-up · 75bb · SB 0.5bb · no rake · chip EV/BB vs SB 3-bet 6.25bb

BB vs SB 3-bet 6.25bb

Heads-up · SB 0.5bb · no rake · chip EV (blinds 0.5/1bb, no ante) · 75bb · SB limps, BB isolates to 2.5bb, SB 3-bets to 6.25bb · Big blind to act

Fits exactlyGGPoker Spin & Gold Maxpartypoker SPINS Overdrive 240x+WPT Global Global Spins x120, x240, x6,000

Close1 games

ACR Poker SPINZ x2, x3, x4, x5, x10, x25, x50, x100, x12,000its blinds are not published

Cash

Heads-up · 75bb · SB 0.5bb · no rake · chip EVChange game

PlayersBlinds & rakeStacks

Stacks (bb), if they differSBBB

Pot 8.75bbYour cards?

2.5bb

6.25bb

Tap your two cards.

Big blind's range

1,058 of 1,326 combos get here

Fold 57%Call 37.5%All-in 75bb 5.5%

Tap a hand, or type one above, to see its exact mix.

What is the GTO play for the big blind (BB) when SB limps, BB isolates to 2.5bb, SB 3-bets to 6.25bb in Heads-up · SB 0.5bb · no rake · chip EV at 75bb?

SB limps, BB isolates to 2.5bb, SB 3-bets to 6.25bb in Heads-up · SB 0.5bb · no rake · chip EV, 75bb: the big blind (BB) folds 57%, calls 37.5% and goes all-in 75bb 5.5%. Always call: 44-77, A9s-ATs, KJs+, K8s-K9s, K5s-K6s, Q9s+, Q7s, J9s+, T9s, 98s, 86s, 75s, A9o-AQo, KTo+, QJo. Always all-in 75bb: AKs, AKo. Mixed: 88+, 22-33, AJs-AQs, A2s-A8s, KTs, K7s, K2s-K4s, Q8s, Q5s-Q6s, Q3s, J5s-J8s, T7s-T8s, T4s-T5s, 93s-97s, 87s, 85s, 82s, 76s, 73s-74s, 65s, 52s+, 42s+, 32s, A3o-A8o, K9o, K6o-K7o, QTo, Q8o, JTo, T8o+.

Always fold: Q4s, Q2s, J2s-J4s, T6s, T2s-T3s, 92s, 83s-84s, 62s-64s, K5o, Q9o, Q6o, J6o-J8o, T7o, T4o, 96o+, 94o, 85o+, 83o, 74o+, 62o-64o, 52o+, 43o
Always call: 44-77, A9s-ATs, KJs+, K8s-K9s, K5s-K6s, Q9s+, Q7s, J9s+, T9s, 98s, 86s, 75s, A9o-AQo, KTo+, QJo
Always all-in 75bb: AKs, AKo
Mixed: 88+, 22-33, AJs-AQs, A2s-A8s, KTs, K7s, K2s-K4s, Q8s, Q5s-Q6s, Q3s, J5s-J8s, T7s-T8s, T4s-T5s, 93s-97s, 87s, 85s, 82s, 76s, 73s-74s, 65s, 52s+, 42s+, 32s, A3o-A8o, K9o, K6o-K7o, QTo, Q8o, JTo, T8o+

Settings: Heads-up · 75bb · SB 0.5bb · no rake · chip EV (small blind 0.5bb, big blind 1bb, 75bb stacks, no rake; chip EV: every chip is worth the same, as it is when only the winner is paid and heads-up). Solver: HoldemResources Calculator (HRC) (HRC CI 35.88). Bet sizes are the solved ones; a size that is not here plays like the nearest one.

Sources for the games it fits: ggpoker.com/poker-games/spin-gold (prize table in its script js/funds29.8816e65c.js; fetched 2026-10-31); chips and blinds from worldpokerdeals.com/blog/spin-gold-the-ultimate-guide-on-ggpoker-network (updated 2026-05-11; its 26-level blind table lists no ante) and somuchpoker.com/news/best-spin-and-go-poker-sites-2026 (updated 2026-10-16), fetched 2026-10-31; partypoker.com/en/poker/offers/dynamic-structure (stacks, prize shares and the 20-level blind table, which lists no ante), fetched 2026-10-31; wptglobal.com/how-to-play/global-spins (stacks and prize shares; fetched 2026-10-31); blinds from worldpokerdeals.com/blog/global-spins-wpt-global (2023-11-23; its blind table lists no ante) and somuchpoker.com/news/best-spin-and-go-poker-sites-2026 (2026-10-16); worldpokerdeals.com/blog/winning-poker-network-new-1-000-000-spin-go (2025-12-05; stacks only), fetched 2026-10-31.