99 vs 44: Odds & Interactive Calculator

HandWinTieEquity
99 (Pocket Nines)81.0%0.7%81.3%
44 (Pocket Fours)18.3%0.7%18.7%

How 99 vs 44 unfolds by street

Pocket Nines (99) is still ahead on 89% of flops against 44, and the lead survives to the turn on 85%. 44 takes the lead on the other 11% of flops, almost always by flopping a set. These figures come from full board enumeration, not a simulation.

Street99 still ahead44 flipped the lead
Flop89%11%
Turn85%15%

99 vs 44 is a pair-over-pair cooler — the kind of all-in nobody at the table can fold. 99 wins 81.0%, 44 wins 18.3%, and 0.7% of boards chop, a 4.4-to-1 edge for 99. 44 has only two clean outs — the case cards of its own rank — so it must flop or turn a set, or back into a straight or flush, to claim the 18.3% of pots it wins.

At a final table the raw 81.3% / 18.7% split is only half the story — ICM bends it. As the 18.7% underdog, 44 pays an extra survival premium, so the chip-EV "close enough" call can be a clear ICM fold. The pure equity sets the floor; the payout ladder sets the real price.

As the bigger pair, 99, your whole job is to get the money in before a scare card — there's no fold here and slow-playing only lets 44 realize its set equity for free. As the smaller pair, the discipline is recognizing when stacks are deep enough that calling off 18.3% equity is a leak, even though folding pre feels impossible.

99 vs 44 FAQ

Who wins 99 vs 44 preflop?

99 (Pocket Nines) is the favorite, winning 81.0% of all runouts, while 44 (Pocket Fours) wins 18.3%. The remaining 0.7% are split pots. Counting splits as half, 99's preflop equity is 81.3%.

Does the 99 vs 44 probability change all-in preflop?

No. Once both hands are all-in preflop the odds are set by the cards alone — position, stack size and who bet first change nothing. The only thing that moves the number is suits: 99's equity runs from 80.6% to 82.0% depending on how many suits the two hands share, which is why different sites quote slightly different figures. It does change once board cards are dealt (99 leads on 89% of flops) and in multiway pots, where every extra caller takes equity from both hands.

Can you fold the smaller pair in 99 vs 44?

Almost never preflop all-in — but the 18.3% the smaller pair wins (about 1 in 5) means that when stacks are very deep and the action screams a bigger pair, laying it down is a real, if rare, fold. Set-mining the lower pair works only with the implied odds to win a full stack when you spike.

Does 99 hold up against 44 after the flop?

99 is still ahead on 89% of flops and stays ahead through the turn on 85% of boards; 44 takes the lead on the other 11% of flops. These are exact figures from full board enumeration.

Run any matchup in the free equity calculator · AA VS TT · AA VS 99 · AA VS 88 · AA VS 77 · AA VS 66 · AA VS 55

99 against a range

All-in against one known hand is the textbook case; at the table 99 is usually up against a range. Exact equities, computed over every combo with card removal applied:

All 200+ hand-vs-range matchups →