--- title: "JTs vs T8s: preflop equity" url: "https://georgelipoker.com/equity/jts-vs-t8s.md" canonical_url: "https://georgelipoker.com/equity/jts-vs-t8s" last_updated: "2026-10-23" type: "reference" summary: "JTs is a big favorite over T8s before the flop: 70.18% to 29.83% equity, counted exactly over every board, with the split by flop type and suit." related: ["https://georgelipoker.com/equity/jts-vs-t9o.md", "https://georgelipoker.com/equity/jts-vs-98s.md", "https://georgelipoker.com/equity/a2s-vs-t8s.md"] --- # JTs vs T8s: preflop equity JTs is a big favorite over T8s before the flop: 70.18% to 29.83% equity, counted exactly over every board, with the split by flop type and suit. In equity, JTs against T8s stands at 70.18% to 29.82%, a gap of 40.36 points. ## JTs against T8s: the numbers **Exact preflop results for JTs against T8s, in percent** | Hand | Wins | Ties | Loses | Equity | | --- | --- | --- | --- | --- | | JTs | 67.730 | 4.890 | 27.380 | 70.175 | | T8s | 27.380 | 4.890 | 67.730 | 29.825 | Two suited hands meet here: JTs against T8s. Sharing a rank is the signature of a dominated hand, since the weaker hand is usually out-kicked when the shared rank shows up. That is a clear edge, 70.18% to 29.82%, but T8s still wins often enough that one hand proves nothing. A split pot comes up on 4.89% of boards, so the wins and the equity differ by half of that. By strength against a random hand, JTs holds place 45 of 169 and T8s holds place 73. **Boards behind the percentages: 20,547,648 counted in all** | Hand | Boards won, about | Boards tied, about | Boards lost, about | | --- | --- | --- | --- | | JTs | 13,917,000 | 1,005,000 | 5,626,000 | | T8s | 5,626,000 | 1,005,000 | 13,917,000 | The total is exact: 12 specific deals times 1,712,304 boards. The three counts are approximate, worked out from the percentages to five decimals and rounded to the nearest thousand. **JTs against T8s read as odds** | Hand | Equity as odds (to 1) | Wins one deal in | Loses one deal in | Pot odds needed to call (to 1) | | --- | --- | --- | --- | --- | | JTs | 2.353 | 1.476 | 3.652 | 0.425 | | T8s | 0.425 | 3.652 | 1.476 | 2.353 | In the last column, a pot-to-call ratio at or above the figure makes a call break even or better at this equity. ## Who is ahead on which flops Break the boards down by their first three cards and JTs is strongest on rainbow flops topped by a ten or better (75.06%) and weakest on low rainbow flops (nine high or lower) (61.48%). JTs stays ahead on all five textures. **JTs against T8s by flop texture, in percent** | Flop | Share of flops | JTs wins | Ties | T8s wins | JTs equity | | --- | --- | --- | --- | --- | --- | | Rainbow, ten or higher | 23.867 | 72.568 | 4.982 | 22.450 | 75.059 | | Rainbow, nine or lower | 7.042 | 60.903 | 1.151 | 37.946 | 61.479 | | Two-tone | 46.543 | 67.244 | 3.778 | 28.978 | 69.133 | | Monotone | 5.215 | 60.495 | 5.991 | 33.514 | 63.491 | | Paired | 17.333 | 67.325 | 8.936 | 23.739 | 71.793 | Read the flop types this way: rainbow has three suits, two-tone has two cards of one suit, monotone has three, and paired repeats a rank. ## Compared with a random hand Compared with a random opponent, this matchup shifts JTs from 57.53% by +12.65 points and T8s from 52.33% by -22.51 points. **JTs and T8s 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 | | --- | --- | --- | --- | --- | | JTs, all flops | 70.175 | 57.528 | +12.647 | 1.21984 | | JTs, rainbow, ten or higher | 75.059 | 57.528 | +17.531 | 1.30474 | | JTs, rainbow, nine or lower | 61.479 | 57.528 | +3.951 | 1.06868 | | JTs, two-tone | 69.133 | 57.528 | +11.605 | 1.20173 | | JTs, monotone | 63.491 | 57.528 | +5.963 | 1.10365 | | JTs, paired | 71.793 | 57.528 | +14.265 | 1.24797 | | T8s, all flops | 29.825 | 52.334 | -22.509 | 0.56990 | | T8s, rainbow, ten or higher | 24.941 | 52.334 | -27.393 | 0.47657 | | T8s, rainbow, nine or lower | 38.521 | 52.334 | -13.813 | 0.73606 | | T8s, two-tone | 30.867 | 52.334 | -21.467 | 0.58981 | | T8s, monotone | 36.509 | 52.334 | -15.825 | 0.69762 | | T8s, paired | 28.207 | 52.334 | -24.127 | 0.53898 | ## Does a shared suit matter? The hands cannot hold a suit in common here, which leaves a single case and a single number: 70.18% for JTs. **JTs against T8s by suit overlap, in percent** | Deals | Specific deals | Share of deals | JTs wins | Ties | T8s wins | JTs equity | | --- | --- | --- | --- | --- | --- | --- | | Share a suit | 0 | 0.00 | not possible | not possible | not possible | not possible | | No shared suit | 12 | 100.00 | 67.730 | 4.890 | 27.380 | 70.175 | ## How often this matchup comes up You will meet this exact matchup 0.0015% of the time in a random heads-up deal: 24 of 1,624,350, counting either seat order. ## A worked example Worked example: both players commit $100, so $200 sits in the middle. Over every board, JTs' average share is $140.36 (a gain of $40.36) and T8s' is $59.64 (a loss of $40.36). Run 1,000 deals and the tally comes out near 677 for JTs, 274 for T8s and 49 ties. ## The same matchup from the other side One page covers both views. From T8s' side the equity is 29.82%, and from JTs' side it is 70.18%. ## Keep exploring Try JsTs against Th8h 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 JsTs against Th8h in the equity calculator](https://georgelipoker.com/tools/equity-calculator.md#p1=JsTs&p2=Th8h) - [JTs combos](https://georgelipoker.com/combos/jts.md) - [T8s combos](https://georgelipoker.com/combos/t8s.md) - [JTs vs T9o](https://georgelipoker.com/equity/jts-vs-t9o.md) - [JTs vs 98s](https://georgelipoker.com/equity/jts-vs-98s.md) - [A2s vs T8s](https://georgelipoker.com/equity/a2s-vs-t8s.md) - [All hand matchups](https://georgelipoker.com/equity.md) ## How this was computed This is an exact count with no sampling. For the 12 ways to deal one JTs and one T8s 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 - [JTs vs T9o: preflop equity](https://georgelipoker.com/equity/jts-vs-t9o.md) - [JTs vs 98s: preflop equity](https://georgelipoker.com/equity/jts-vs-98s.md) - [A2s vs T8s: preflop equity](https://georgelipoker.com/equity/a2s-vs-t8s.md)