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Who has the range advantage on 7 7 7?

Big Button edge: the Big Blind arrives with more air, and the Button has more overcard hands.

BTN vs BB single-raised pot: the button opens, the big blind calls.

dry / rainbow / paired

Button: 56.1% Big Blind: 43.9%
Button strong hands: 16.7% Big Blind strong hands: 11.6%

Share of each range that is sets, two pair, overpairs, straights or better, and combo draws. This is who wins the big pots.

The pair on board favors the Button's range. Small bets work well because so few hands can continue. Try unpairing the board and see who the trips were protecting.

Every pocket pair is a full house and every unpaired hand is playing the board plus a kicker. The button's pair-heavy, big-card range makes it the favorite in a spot where almost nothing connects for anyone.

Range breakdown

Category Button Big Blind Edge
Air 23.8% 37.2% +13.4% BB
Overcards 59.5% 51.2% +8.4% BTN
Straight+ 16.7% 11.6% +5.0% BTN

Sorted by impact. Computed exhaustively by the Poker Shark equity engine over both full ranges.

Knowing the edge is step one

Playing it against opponents who miss it is where the money comes from. Train on boards like this one.

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