KJ vs 98s: Preflop Equity & Odds
| Hand | Win | Tie | Equity |
|---|---|---|---|
| KJ (King-Jack) | 60.5% | 0.7% | 60.9% |
| 98s (Nine-Eight Suited) | 38.8% | 0.7% | 39.1% |
Suited vs offsuit: KJ
| Matchup | Win | Tie | Equity |
|---|---|---|---|
| KJs | 62.4% | 0.7% | 62.7% |
| KJo | 59.9% | 0.7% | 60.2% |
How KJ vs 98s unfolds by street
King-Jack (KJ) is still ahead on 71% of flops against 98s, and the lead survives to the turn on 67%. 98s takes the lead on the other 29% of flops. These figures come from full board enumeration, not a simulation.
| Street | KJ still ahead | 98s flipped the lead |
|---|---|---|
| Flop | 71% | 29% |
| Turn | 67% | 33% |
Two unpaired hands with all four ranks live: KJ vs 98s. KJ wins 60.5%, 98s wins 38.8%, and 0.7% of boards chop. The favorite isn't running away with it — 38.8% of the time 98s pairs up first or backs into the better runout — but higher cards making higher pairs is enough to keep KJ in front.
Translate that into a decision and it's simple pot-odds math: counting split pots as half, KJ carries 60.9% equity and 98s 39.1%. Against a pot-sized shove you need about 33% to call and about 25% versus a half-pot bet — so 98s is comfortably priced in to get it all-in here.
How you play KJ vs 98s depends on which side you hold. With KJ you're not crushing, so keep the pot controllable and take the 60.5% edge to showdown when you can; with 98s, your equity is enough to continue with initiative but thin enough that bloating the pot out of position is a trap.
KJ vs 98s FAQ
Who wins KJ vs 98s preflop?
KJ (King-Jack) is the favorite, winning 60.5% of all runouts, while 98s (Nine-Eight Suited) wins 38.8%. The remaining 0.7% are split pots. Counting splits as half, KJ's preflop equity is 60.9%.
How often does 98s beat KJ?
98s wins 38.8% of the time all-in preflop against KJ — a genuine underdog, but with enough live outs (about 1 in 3) that the matchup is closer than the favorite would like.
Is KJ vs 98s a good spot to get all-in?
For KJ, yes — a 60.9% favorite should happily commit, especially with fold equity. For 98s at 39.1%, it depends on the price: enough to continue with initiative, but thin enough that stacking off out of position is usually a leak.
Does KJ hold up against 98s after the flop?
KJ is still ahead on 71% of flops and stays ahead through the turn on 67% of boards; 98s takes the lead on the other 29% of flops. These are exact figures from full board enumeration.
Run any matchup in the free equity calculator · AK VS QJ · AK VS QT · AQ VS KJ · AQ VS KT · AQ VS JT · AJ VS KQ