--- title: "KTs vs 55: preflop equity" url: "https://georgelipoker.com/equity/kts-vs-55.md" canonical_url: "https://georgelipoker.com/equity/kts-vs-55" last_updated: "2026-10-23" type: "reference" summary: "KTs vs 55 is close to a coin flip before the flop: 50.22% to 49.78% equity, counted exactly over every board, with the split by flop type and suit." related: ["https://georgelipoker.com/equity/kts-vs-qjs.md", "https://georgelipoker.com/equity/kts-vs-k9s.md", "https://georgelipoker.com/equity/kqo-vs-55.md"] --- # KTs vs 55: preflop equity KTs vs 55 is close to a coin flip before the flop: 50.22% to 49.78% equity, counted exactly over every board, with the split by flop type and suit. In equity, KTs against 55 stands at 50.22% to 49.78%, a gap of 0.44 points. ## KTs against 55: the numbers **Exact preflop results for KTs against 55, in percent** | Hand | Wins | Ties | Loses | Equity | | --- | --- | --- | --- | --- | | KTs | 49.930 | 0.581 | 49.489 | 50.221 | | 55 | 49.489 | 0.581 | 49.930 | 49.779 | The first hand is a suited hand; the second is a pocket pair. A pair against two higher cards is the classic race: the pair is usually a small favorite or close to even, and each overcard that pairs is a way to take the lead. That is a slim edge: neither hand is far ahead. A split pot comes up on 0.58% of boards, so the wins and the equity differ by half of that. In the ranking of all 169 starting hands, KTs is number 22 and 55 is number 27. **Boards behind the percentages: 41,095,296 counted in all** | Hand | Boards won, about | Boards tied, about | Boards lost, about | | --- | --- | --- | --- | | KTs | 20,519,000 | 239,000 | 20,338,000 | | 55 | 20,338,000 | 239,000 | 20,519,000 | Exact total: 24 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. **KTs against 55 read as odds** | Hand | Equity as odds (to 1) | Wins one deal in | Loses one deal in | Pot odds needed to call (to 1) | | --- | --- | --- | --- | --- | | KTs | 1.009 | 2.003 | 2.021 | 0.991 | | 55 | 0.991 | 2.021 | 2.003 | 1.009 | 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 Across the five flop textures KTs' equity moves by 31.80 points, from 24.48% on low rainbow flops (nine high or lower) to 56.28% on rainbow flops topped by a ten or better. On low rainbow flops (nine high or lower) and paired flops the numbers flip and 55 is the one ahead. **KTs against 55 by flop texture, in percent** | Flop | Share of flops | KTs wins | Ties | 55 wins | KTs equity | | --- | --- | --- | --- | --- | --- | | Rainbow, ten or higher | 24.595 | 56.129 | 0.293 | 43.578 | 56.275 | | Rainbow, nine or lower | 6.314 | 24.121 | 0.709 | 75.170 | 24.476 | | Two-tone | 46.545 | 51.643 | 0.355 | 48.002 | 51.820 | | Monotone | 5.212 | 48.860 | 2.642 | 48.498 | 50.181 | | Paired | 17.334 | 46.261 | 0.930 | 52.809 | 46.726 | Rainbow flops have three suits, two-tone flops repeat one suit, monotone flops are all one suit, and paired flops repeat a rank. ## Compared with a random hand Start from the random-hand figures, 61.79% for KTs and 60.33% for 55. This opponent changes them by -11.57 and -10.55 points. **KTs and 55 here compared with each against a random hand, in percent** | Case | Equity here | Against a random hand | Change in points | Times the random-hand equity | | --- | --- | --- | --- | --- | | KTs, all flops | 50.221 | 61.789 | -11.568 | 0.81278 | | KTs, rainbow, ten or higher | 56.275 | 61.789 | -5.514 | 0.91076 | | KTs, rainbow, nine or lower | 24.476 | 61.789 | -37.313 | 0.39612 | | KTs, two-tone | 51.820 | 61.789 | -9.969 | 0.83866 | | KTs, monotone | 50.181 | 61.789 | -11.608 | 0.81213 | | KTs, paired | 46.726 | 61.789 | -15.063 | 0.75622 | | 55, all flops | 49.779 | 60.325 | -10.546 | 0.82518 | | 55, rainbow, ten or higher | 43.725 | 60.325 | -16.600 | 0.72482 | | 55, rainbow, nine or lower | 75.524 | 60.325 | +15.199 | 1.25195 | | 55, two-tone | 48.180 | 60.325 | -12.145 | 0.79867 | | 55, monotone | 49.819 | 60.325 | -10.506 | 0.82584 | | 55, paired | 53.274 | 60.325 | -7.051 | 0.88312 | ## Does a shared suit matter? Two kinds of deal exist here. In 12 of them the hands share a suit and KTs holds 50.06%. In 12 they do not, and it holds 50.39%. KTs does better with no shared suit, by 0.33 points. **KTs against 55 by suit overlap, in percent** | Deals | Specific deals | Share of deals | KTs wins | Ties | 55 wins | KTs equity | | --- | --- | --- | --- | --- | --- | --- | | Share a suit | 12 | 50.00 | 49.743 | 0.623 | 49.634 | 50.055 | | No shared suit | 12 | 50.00 | 50.117 | 0.539 | 49.344 | 50.387 | ## How often this matchup comes up Counting specific cards, KTs against 55 appears in 24 of the 1,624,350 ordered heads-up deals (0.0015%), and in 48 when the seats are swapped too (0.0030%). ## A worked example Worked example: both players commit $100, so $200 sits in the middle. Over every board, KTs' average share is $100.44 (a gain of $0.44) and 55's is $99.56 (a loss of $0.44). Out of 1,000 deals you should see around 499 outright wins for KTs, 495 for 55, and 6 split pots. ## The same matchup from the other side 55 against KTs adds nothing new: it is 49.78% for 55 and 50.22% for KTs, the same figures reversed. ## Keep exploring Try KsTs against 5h5d 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. - [Open KsTs against 5h5d in the equity calculator](https://georgelipoker.com/tools/equity-calculator.md#p1=KsTs&p2=5h5d) - [KTs combos](https://georgelipoker.com/combos/kts.md) - [55 combos](https://georgelipoker.com/combos/55.md) - [KTs vs QJs](https://georgelipoker.com/equity/kts-vs-qjs.md) - [KTs vs K9s](https://georgelipoker.com/equity/kts-vs-k9s.md) - [KQo vs 55](https://georgelipoker.com/equity/kqo-vs-55.md) - [All hand matchups](https://georgelipoker.com/equity.md) ## How this was computed This is an exact count with no sampling. For the 24 ways to deal one KTs and one 55 without reusing a card, grouped by suit pattern, every one of the 1,712,304 possible boards is dealt and both seven-card hands are compared. A tie counts as half a win in the equity column, and each board is counted once under each of its ten three-card flops. Source: our own exact count from the GeorgeLiPoker poker math library. No outside data is used. ## Related - [KTs vs QJs: preflop equity](https://georgelipoker.com/equity/kts-vs-qjs.md) - [KTs vs K9s: preflop equity](https://georgelipoker.com/equity/kts-vs-k9s.md) - [KQo vs 55: preflop equity](https://georgelipoker.com/equity/kqo-vs-55.md)