JT vs AK: Preflop Equity & Odds
| Hand | Win | Tie | Equity |
|---|---|---|---|
| JT (Jack-Ten) | 37.1% | 0.5% | 37.3% |
| AK (Ace-King) | 62.5% | 0.5% | 62.7% |
Suited vs offsuit: JT
| Matchup | Win | Tie | Equity |
|---|---|---|---|
| JTs | 39.6% | 0.5% | 39.9% |
| JTo | 36.2% | 0.4% | 36.4% |
How JT vs AK unfolds by street
Ace-King (AK) is still ahead on 73% of flops against JT, and the lead survives to the turn on 68%. JT takes the lead on the other 27% of flops. These figures come from full board enumeration, not a simulation.
| Street | AK still ahead | JT flipped the lead |
|---|---|---|
| Flop | 73% | 27% |
| Turn | 68% | 32% |
JT vs AK is a four-live-card fight — no pair, no shared rank, just rank order and geometry. AK wins 62.5%, JT wins 37.1%, and 0.5% of boards chop. Whoever pairs first usually scoops, so the edge comes from AK making the higher pair plus whatever straight and flush equity runs between the two hands. You'll hear this matchup argued about constantly — the enumerator settles it for good.
At a final table the raw 62.7% / 37.3% split is only half the story — ICM bends it. As the 37.3% underdog, JT 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.
In practice, JT vs AK rewards aggression from the favorite and caution from the dog: AK wants to realize its 62.5% edge by getting value and denying free cards, while JT should lean on fold equity and position rather than hoping to win the pot at showdown about 1 time in 3.
JT vs AK FAQ
Who wins JT vs AK preflop?
AK (Ace-King) is the favorite, winning 62.5% of all runouts, while JT (Jack-Ten) wins 37.1%. The remaining 0.5% are split pots. Counting splits as half, JT's preflop equity is 37.3%.
Does the JT vs AK 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: JT's equity runs from 35.0% to 41.2% depending on suitedness and which suits the two hands share, which is why different sites quote slightly different figures. It does change once board cards are dealt (AK leads on 73% of flops) and in multiway pots, where every extra caller takes equity from both hands.
Is AK vs JT a good spot to get all-in?
For AK, yes — a 62.7% favorite should happily commit, especially with fold equity. For JT at 37.3%, it depends on the price: enough to continue with initiative, but thin enough that stacking off out of position is usually a leak.
Does AK hold up against JT after the flop?
AK is still ahead on 73% of flops and stays ahead through the turn on 68% of boards; JT takes the lead on the other 27% of flops. These are exact figures from full board enumeration.
Run any matchup in the free equity calculator · AA VS KK · KK VS AA · AA VS AK · AK VS AA · KK VS AK · AK VS KK
See also: hand-vs-range preflop equity — your hand against a real opening, 3-bet, or shove range.