--- title: "A3s vs JTs: preflop equity" url: "https://georgelipoker.com/equity/a3s-vs-jts.md" canonical_url: "https://georgelipoker.com/equity/a3s-vs-jts" last_updated: "2026-10-23" type: "reference" summary: "Who is ahead, A3s or JTs? A3s leads 54.40% to 45.60% before the flop, counted exactly over every board, with the split by flop type and suit." related: ["https://georgelipoker.com/equity/a3s-vs-a2s.md", "https://georgelipoker.com/equity/a3s-vs-qto.md", "https://georgelipoker.com/equity/qjo-vs-jts.md"] --- # A3s vs JTs: preflop equity Who is ahead, A3s or JTs? A3s leads 54.40% to 45.60% before the flop, counted exactly over every board, with the split by flop type and suit. In equity, A3s against JTs stands at 54.40% to 45.60%, a gap of 8.80 points. ## A3s against JTs: the numbers **Exact preflop results for A3s against JTs, in percent** | Hand | Wins | Ties | Loses | Equity | | --- | --- | --- | --- | --- | | A3s | 54.142 | 0.517 | 45.341 | 54.400 | | JTs | 45.341 | 0.517 | 54.142 | 45.600 | Two suited hands meet here: A3s against JTs. With no overlap in ranks, every card that pairs one hand is a card that does not pair the other. With only 8.80 points between them, the board decides this matchup far more than the cards in hand. Ties are 0.52% of the outcomes here; each tied board gives both hands half the pot. By strength against a random hand, A3s holds place 38 of 169 and JTs holds place 45. **Boards behind the percentages: 27,396,864 counted in all** | Hand | Boards won, about | Boards tied, about | Boards lost, about | | --- | --- | --- | --- | | A3s | 14,833,000 | 142,000 | 12,422,000 | | JTs | 12,422,000 | 142,000 | 14,833,000 | The total is exact: 16 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. **A3s against JTs read as odds** | Hand | Equity as odds (to 1) | Wins one deal in | Loses one deal in | Pot odds needed to call (to 1) | | --- | --- | --- | --- | --- | | A3s | 1.193 | 1.847 | 2.206 | 0.838 | | JTs | 0.838 | 2.206 | 1.847 | 1.193 | 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 Split by what the flop looks like, A3s peaks at 68.14% on low rainbow flops (nine high or lower) and bottoms out at 48.85% on rainbow flops topped by a ten or better. On rainbow flops topped by a ten or better the numbers flip and JTs is the one ahead. **A3s against JTs by flop texture, in percent** | Flop | Share of flops | A3s wins | Ties | JTs wins | A3s equity | | --- | --- | --- | --- | --- | --- | | Rainbow, ten or higher | 23.867 | 48.774 | 0.156 | 51.070 | 48.852 | | Rainbow, nine or lower | 7.042 | 67.727 | 0.823 | 31.450 | 68.139 | | Two-tone | 46.727 | 52.996 | 0.279 | 46.725 | 53.136 | | Monotone | 5.273 | 50.771 | 3.434 | 45.795 | 52.488 | | Paired | 17.091 | 60.211 | 0.649 | 39.140 | 60.535 | 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 Relative to a random opponent, A3s changes by -3.82 points (baseline 58.22%) and JTs by -11.93 points (baseline 57.53%). **A3s and JTs 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 | | --- | --- | --- | --- | --- | | A3s, all flops | 54.400 | 58.220 | -3.820 | 0.93439 | | A3s, rainbow, ten or higher | 48.852 | 58.220 | -9.368 | 0.83909 | | A3s, rainbow, nine or lower | 68.139 | 58.220 | +9.919 | 1.17037 | | A3s, two-tone | 53.136 | 58.220 | -5.084 | 0.91268 | | A3s, monotone | 52.488 | 58.220 | -5.732 | 0.90155 | | A3s, paired | 60.535 | 58.220 | +2.315 | 1.03976 | | JTs, all flops | 45.600 | 57.528 | -11.928 | 0.79266 | | JTs, rainbow, ten or higher | 51.148 | 57.528 | -6.380 | 0.88910 | | JTs, rainbow, nine or lower | 31.861 | 57.528 | -25.667 | 0.55383 | | JTs, two-tone | 46.864 | 57.528 | -10.664 | 0.81463 | | JTs, monotone | 47.512 | 57.528 | -10.016 | 0.82589 | | JTs, paired | 39.465 | 57.528 | -18.063 | 0.68601 | ## Does a shared suit matter? Split by suits, the deals give A3s 55.98% when the hands overlap in a suit and 53.87% when they do not. A3s does better with a shared suit, by 2.11 points. **A3s against JTs by suit overlap, in percent** | Deals | Specific deals | Share of deals | A3s wins | Ties | JTs wins | A3s equity | | --- | --- | --- | --- | --- | --- | --- | | Share a suit | 4 | 25.00 | 55.681 | 0.598 | 43.721 | 55.980 | | No shared suit | 12 | 75.00 | 53.628 | 0.491 | 45.881 | 53.874 | ## How often this matchup comes up Counting specific cards, A3s against JTs 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 Say each player puts $100 in before the flop, making a $200 pot. On average A3s takes back $108.80 of it, which is $8.80 more than it put in, and JTs takes back $91.20, $8.80 less than it put in. Out of 1,000 deals you should see around 542 outright wins for A3s, 453 for JTs, and 5 split pots. ## The same matchup from the other side If you came looking for JTs against A3s, the numbers are the same with the hands swapped: 45.60% and 54.40%. ## Keep exploring Open the calculator with As3s against JhTh already entered, a deal with no shared suit, and change any card to try your own hand. The matchups after it each swap one hand for a nearby one in the ranking. - [Open As3s against JhTh in the equity calculator](https://georgelipoker.com/tools/equity-calculator.md#p1=As3s&p2=JhTh) - [A3s combos](https://georgelipoker.com/combos/a3s.md) - [JTs combos](https://georgelipoker.com/combos/jts.md) - [A3s vs A2s](https://georgelipoker.com/equity/a3s-vs-a2s.md) - [A3s vs QTo](https://georgelipoker.com/equity/a3s-vs-qto.md) - [QJo vs JTs](https://georgelipoker.com/equity/qjo-vs-jts.md) - [All hand matchups](https://georgelipoker.com/equity.md) ## How this was computed The figures are counted, not estimated: 1,712,304 boards for every suit pattern of the 16 specific deals, with both seven-card hands compared each time. Equity gives half a win for a tie. For the flop rows, a board is counted once under each of the ten flops inside it. Source: our own exact count from the GeorgeLiPoker poker math library. No outside data is used. ## Related - [A3s vs A2s: preflop equity](https://georgelipoker.com/equity/a3s-vs-a2s.md) - [A3s vs QTo: preflop equity](https://georgelipoker.com/equity/a3s-vs-qto.md) - [QJo vs JTs: preflop equity](https://georgelipoker.com/equity/qjo-vs-jts.md)