--- title: "A3s vs 53s: preflop equity" url: "https://georgelipoker.com/equity/a3s-vs-53s.md" canonical_url: "https://georgelipoker.com/equity/a3s-vs-53s" last_updated: "2026-10-23" type: "reference" summary: "A3s is a big favorite over 53s before the flop: 69.62% to 30.38% equity, counted exactly over every board, with the split by flop type and suit." related: ["https://georgelipoker.com/equity/a3s-vs-43s.md", "https://georgelipoker.com/equity/qjo-vs-53s.md", "https://georgelipoker.com/equity/a3s-vs-64s.md"] --- # A3s vs 53s: preflop equity A3s is a big favorite over 53s before the flop: 69.62% to 30.38% equity, counted exactly over every board, with the split by flop type and suit. In equity, A3s against 53s stands at 69.62% to 30.38%, a gap of 39.24 points. ## A3s against 53s: the numbers **Exact preflop results for A3s against 53s, in percent** | Hand | Wins | Ties | Loses | Equity | | --- | --- | --- | --- | --- | | A3s | 68.736 | 1.760 | 29.504 | 69.616 | | 53s | 29.504 | 1.760 | 68.736 | 30.384 | This is a contest between two suited hands, A3s and 53s. The two hands share a rank, and the one with the better other card dominates: it wins most kicker battles when that shared rank hits. A3s is the clear favorite, though 53s gets there on roughly one board in 3. Ties are 1.76% of the outcomes here; each tied board gives both hands half the pot. In the ranking of all 169 starting hands, A3s is number 38 and 53s is number 146. **Boards behind the percentages: 20,547,648 counted in all** | Hand | Boards won, about | Boards tied, about | Boards lost, about | | --- | --- | --- | --- | | A3s | 14,124,000 | 362,000 | 6,062,000 | | 53s | 6,062,000 | 362,000 | 14,124,000 | 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. **A3s against 53s 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 | 2.291 | 1.455 | 3.389 | 0.436 | | 53s | 0.436 | 3.389 | 1.455 | 2.291 | The last column is the smallest pot odds, written as a pot-to-call ratio, at which a call breaks even with this equity. ## Who is ahead on which flops Break the boards down by their first three cards and A3s is strongest on rainbow flops topped by a ten or better (74.19%) and weakest on low rainbow flops (nine high or lower) (54.71%). A3s stays ahead on all five textures, but the swing between them is large, so how the flop looks matters a great deal. **A3s against 53s by flop texture, in percent** | Flop | Share of flops | A3s wins | Ties | 53s wins | A3s equity | | --- | --- | --- | --- | --- | --- | | Rainbow, ten or higher | 25.254 | 73.680 | 1.018 | 25.302 | 74.189 | | Rainbow, nine or lower | 5.654 | 52.540 | 4.348 | 43.112 | 54.714 | | Two-tone | 46.543 | 67.354 | 1.430 | 31.216 | 68.069 | | Monotone | 5.215 | 60.913 | 4.101 | 34.986 | 62.963 | | Paired | 17.334 | 72.880 | 2.181 | 24.939 | 73.971 | A rainbow flop shows three suits, a two-tone flop repeats one suit, a monotone flop is a single suit, and a paired flop repeats a rank. ## Compared with a random hand The table below sets each hand against its own random-hand baseline: a change of +11.40 points for A3s, from 58.22%, and -9.31 for 53s, from 39.69%. **A3s and 53s 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 | 69.616 | 58.220 | +11.396 | 1.19574 | | A3s, rainbow, ten or higher | 74.189 | 58.220 | +15.969 | 1.27429 | | A3s, rainbow, nine or lower | 54.714 | 58.220 | -3.506 | 0.93978 | | A3s, two-tone | 68.069 | 58.220 | +9.849 | 1.16917 | | A3s, monotone | 62.963 | 58.220 | +4.743 | 1.08147 | | A3s, paired | 73.971 | 58.220 | +15.751 | 1.27054 | | 53s, all flops | 30.384 | 39.693 | -9.309 | 0.76548 | | 53s, rainbow, ten or higher | 25.811 | 39.693 | -13.882 | 0.65027 | | 53s, rainbow, nine or lower | 45.286 | 39.693 | +5.593 | 1.14091 | | 53s, two-tone | 31.931 | 39.693 | -7.762 | 0.80445 | | 53s, monotone | 37.037 | 39.693 | -2.656 | 0.93309 | | 53s, paired | 26.029 | 39.693 | -13.664 | 0.65576 | ## Does a shared suit matter? The hands cannot hold a suit in common here, which leaves a single case and a single number: 69.62% for A3s. **A3s against 53s by suit overlap, in percent** | Deals | Specific deals | Share of deals | A3s wins | Ties | 53s wins | A3s equity | | --- | --- | --- | --- | --- | --- | --- | | Share a suit | 0 | 0.00 | not possible | not possible | not possible | not possible | | No shared suit | 12 | 100.00 | 68.736 | 1.760 | 29.504 | 69.616 | ## How often this matchup comes up Counting specific cards, A3s against 53s appears in 12 of the 1,624,350 ordered heads-up deals (0.0007%), and in 24 when the seats are swapped too (0.0015%). ## A worked example Take a $200 pot built from $100 each. A3s' equity of 69.62% is worth $139.24, a $39.24 edge, and 53s' 30.38% is worth $60.76, which is $39.24 under its stake. Scaled to 1,000 deals, that is roughly 687 wins for A3s, 295 for 53s and 18 chopped pots. ## The same matchup from the other side If you came looking for 53s against A3s, the numbers are the same with the hands swapped: 30.38% and 69.62%. ## Keep exploring As3s against 5h3h is a ready-made deal for the calculator, with no suit in common between the hands. The neighboring matchups below replace one hand with another of similar strength. - [Open As3s against 5h3h in the equity calculator](https://georgelipoker.com/tools/equity-calculator.md#p1=As3s&p2=5h3h) - [A3s combos](https://georgelipoker.com/combos/a3s.md) - [53s combos](https://georgelipoker.com/combos/53s.md) - [A3s vs 43s](https://georgelipoker.com/equity/a3s-vs-43s.md) - [QJo vs 53s](https://georgelipoker.com/equity/qjo-vs-53s.md) - [A3s vs 64s](https://georgelipoker.com/equity/a3s-vs-64s.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 12 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 43s: preflop equity](https://georgelipoker.com/equity/a3s-vs-43s.md) - [QJo vs 53s: preflop equity](https://georgelipoker.com/equity/qjo-vs-53s.md) - [A3s vs 64s: preflop equity](https://georgelipoker.com/equity/a3s-vs-64s.md)