KQs
64.32%
Wins 63.97%, ties 0.71%
J9s
35.68%
Wins 35.32%, ties 0.71%
KQs against J9s: the numbers
| Hand | Wins | Ties | Loses | Equity |
|---|---|---|---|---|
| KQs | 63.965 | 0.713 | 35.322 | 64.322 |
| J9s | 35.322 | 0.713 | 63.965 | 35.678 |
The matchup is suited hands on both sides, KQs against J9s. The two hands share no rank, which makes this a pure matchup of card strength, straight chances and flush chances.
That is a modest edge, the kind that shows up over many hands and is easy to miss in one. Ties are 0.71% of the outcomes here; each tied board gives both hands half the pot.
KQs ranks number 16 of 169 starting hands, and J9s ranks number 55, by equity against a random hand.
| Hand | Boards won, about | Boards tied, about | Boards lost, about |
|---|---|---|---|
| KQs | 17,524,000 | 195,000 | 9,677,000 |
| J9s | 9,677,000 | 195,000 | 17,524,000 |
Exact total: 16 deals times 1,712,304 boards. The other three counts come from the five-decimal percentages and are rounded to the nearest thousand, so read them as approximate.
| Hand | Equity as odds (to 1) | Wins one deal in | Loses one deal in | Pot odds needed to call (to 1) |
|---|---|---|---|---|
| KQs | 1.803 | 1.563 | 2.831 | 0.555 |
| J9s | 0.555 | 2.831 | 1.563 | 1.803 |
The last column is the break-even price: the pot odds a call needs to offer, as a ratio of pot to call.
Who is ahead on which flops
Rainbow flops topped by a ten or better are the best for KQs (67.22%); low rainbow flops (nine high or lower) are the worst (56.92%). KQs stays ahead on all five textures.
| Flop | Share of flops | KQs wins | Ties | J9s wins | KQs equity |
|---|---|---|---|---|---|
| Rainbow, ten or higher | 23.867 | 67.091 | 0.256 | 32.653 | 67.219 |
| Rainbow, nine or lower | 7.042 | 56.456 | 0.925 | 42.619 | 56.918 |
| Two-tone | 46.727 | 63.538 | 0.364 | 36.098 | 63.720 |
| Monotone | 5.273 | 59.408 | 3.473 | 37.119 | 61.144 |
| Paired | 17.091 | 65.269 | 1.367 | 33.364 | 65.952 |
Flop types: rainbow means three different suits, two-tone means one suit twice, monotone means one suit three times, paired means a repeated rank.
Compared with a random hand
Each hand has a baseline against a random hand: 63.40% for KQs, 55.66% for J9s. Here the change is +0.92 and -19.98 points.
| Case | Equity here | Against a random hand | Change in points | Times the random-hand equity |
|---|---|---|---|---|
| KQs, all flops | 64.322 | 63.400 | +0.922 | 1.01454 |
| KQs, rainbow, ten or higher | 67.219 | 63.400 | +3.819 | 1.06024 |
| KQs, rainbow, nine or lower | 56.918 | 63.400 | -6.482 | 0.89776 |
| KQs, two-tone | 63.720 | 63.400 | +0.320 | 1.00505 |
| KQs, monotone | 61.144 | 63.400 | -2.256 | 0.96442 |
| KQs, paired | 65.952 | 63.400 | +2.552 | 1.04025 |
| J9s, all flops | 35.678 | 55.662 | -19.984 | 0.64098 |
| J9s, rainbow, ten or higher | 32.781 | 55.662 | -22.881 | 0.58893 |
| J9s, rainbow, nine or lower | 43.082 | 55.662 | -12.580 | 0.77399 |
| J9s, two-tone | 36.280 | 55.662 | -19.382 | 0.65179 |
| J9s, monotone | 38.856 | 55.662 | -16.806 | 0.69807 |
| J9s, paired | 34.048 | 55.662 | -21.614 | 0.61169 |
Does a shared suit matter?
Does suit overlap move the numbers? KQs has 66.83% when the hands share a suit and 63.49% when they do not. KQs does better with a shared suit, by 3.34 points.
| Deals | Specific deals | Share of deals | KQs wins | Ties | J9s wins | KQs equity |
|---|---|---|---|---|---|---|
| Share a suit | 4 | 25.00 | 66.429 | 0.801 | 32.770 | 66.830 |
| No shared suit | 12 | 75.00 | 63.144 | 0.684 | 36.172 | 63.486 |
How often this matchup comes up
Counting specific cards, KQs against J9s appears in 16 of the 1,624,350 ordered heads-up deals (0.0010%), and in 32 when the seats are swapped too (0.0020%).
A worked example
A $100 all-in from each player makes a $200 pot, and the exact equity says KQs gets $128.64 of it on average and J9s gets $71.36.
Scaled to 1,000 deals, that is roughly 640 wins for KQs, 353 for J9s and 7 chopped pots.
The same matchup from the other side
Read it from the other side: J9s against KQs is the same matchup with the numbers swapped, so J9s holds 35.68% and KQs holds 64.32%. That address sends you back to this page.
Keep exploring
Try KsQs against Jh9h in the calculator: the hands share no suit, and every card can be changed. The links after it are the closest matchups in the ranking.
How this was computed
The page is built from a full enumeration: 1,712,304 boards, every suit pattern of the 16 specific deals, both seven-card hands evaluated. A tie is worth half a win to each hand, and a board is tallied under each of its ten possible flops for the texture rows.
Source: our own exact count from the GeorgeLiPoker poker math library. No outside data is used.
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