---
title: "A3s vs 54s: preflop equity"
url: "https://georgelipoker.com/equity/a3s-vs-54s.md"
canonical_url: "https://georgelipoker.com/equity/a3s-vs-54s"
last_updated: "2026-10-23"
type: "reference"
summary: "Who is ahead, A3s or 54s? A3s leads 56.53% to 43.47% before the flop, counted exactly over every board, with the split by flop type and suit."
related: ["https://georgelipoker.com/equity/a3s-vs-64s.md", "https://georgelipoker.com/equity/a3s-vs-53s.md", "https://georgelipoker.com/equity/qjo-vs-54s.md"]
---

# A3s vs 54s: preflop equity

Who is ahead, A3s or 54s? A3s leads 56.53% to 43.47% before the flop, counted exactly over every board, with the split by flop type and suit.

Averaged over every possible board, A3s is ahead of 54s by 13.06 points of equity, 56.53% to 43.47%.

## A3s against 54s: the numbers

**Exact preflop results for A3s against 54s, in percent**

| Hand | Wins | Ties | Loses | Equity |
| --- | --- | --- | --- | --- |
| A3s | 56.220 | 0.611 | 43.169 | 56.526 |
| 54s | 43.169 | 0.611 | 56.220 | 43.474 |

A3s and 54s are both suited hands. The two hands share no rank, which makes this a pure matchup of card strength, straight chances and flush chances.

The lead is steady rather than large, and the flop still has plenty of say in who wins. A split pot comes up on 0.61% of boards, so the wins and the equity differ by half of that.

The hand ranking puts A3s at 38 and 54s at 136 out of 169 starting hands.

**Boards behind the percentages: 27,396,864 counted in all**

| Hand | Boards won, about | Boards tied, about | Boards lost, about |
| --- | --- | --- | --- |
| A3s | 15,403,000 | 167,000 | 11,827,000 |
| 54s | 11,827,000 | 167,000 | 15,403,000 |

The board total is exact, 16 deals at 1,712,304 boards each. Won, tied and lost counts are rounded to the nearest thousand from the five-decimal percentages.

**A3s against 54s 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 | 1.300 | 1.779 | 2.316 | 0.769 |
| 54s | 0.769 | 2.316 | 1.779 | 1.300 |

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

Across the five flop textures A3s' equity moves by 27.71 points, from 35.20% on low rainbow flops (nine high or lower) to 62.91% on paired flops. On low rainbow flops (nine high or lower) the numbers flip and 54s is the one ahead.

**A3s against 54s by flop texture, in percent**

| Flop | Share of flops | A3s wins | Ties | 54s wins | A3s equity |
| --- | --- | --- | --- | --- | --- |
| Rainbow, ten or higher | 25.220 | 59.971 | 0.282 | 39.747 | 60.112 |
| Rainbow, nine or lower | 5.689 | 34.695 | 1.015 | 64.290 | 35.203 |
| Two-tone | 46.727 | 54.952 | 0.371 | 44.677 | 55.137 |
| Monotone | 5.273 | 52.192 | 3.589 | 44.219 | 53.986 |
| Paired | 17.091 | 62.562 | 0.698 | 36.740 | 62.911 |

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

Compared with a random opponent, this matchup shifts A3s from 58.22% by -1.69 points and 54s from 41.45% by +2.02 points.

**A3s and 54s 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 | 56.526 | 58.220 | -1.694 | 0.97090 |
| A3s, rainbow, ten or higher | 60.112 | 58.220 | +1.892 | 1.03250 |
| A3s, rainbow, nine or lower | 35.203 | 58.220 | -23.017 | 0.60465 |
| A3s, two-tone | 55.137 | 58.220 | -3.083 | 0.94705 |
| A3s, monotone | 53.986 | 58.220 | -4.234 | 0.92728 |
| A3s, paired | 62.911 | 58.220 | +4.691 | 1.08057 |
| 54s, all flops | 43.474 | 41.453 | +2.021 | 1.04875 |
| 54s, rainbow, ten or higher | 39.888 | 41.453 | -1.565 | 0.96225 |
| 54s, rainbow, nine or lower | 64.797 | 41.453 | +23.344 | 1.56314 |
| 54s, two-tone | 44.863 | 41.453 | +3.410 | 1.08226 |
| 54s, monotone | 46.014 | 41.453 | +4.561 | 1.11003 |
| 54s, paired | 37.089 | 41.453 | -4.364 | 0.89472 |

## Does a shared suit matter?

When the hands share a suit, A3s holds 58.36%; when they do not, it holds 55.92%. A3s does better with a shared suit, by 2.44 points.

**A3s against 54s by suit overlap, in percent**

| Deals | Specific deals | Share of deals | A3s wins | Ties | 54s wins | A3s equity |
| --- | --- | --- | --- | --- | --- | --- |
| Share a suit | 4 | 25.00 | 58.010 | 0.692 | 41.298 | 58.356 |
| No shared suit | 12 | 75.00 | 55.623 | 0.584 | 43.793 | 55.915 |

## How often this matchup comes up

You will meet this exact matchup 0.0020% of the time in a random heads-up deal: 32 of 1,624,350, counting either seat order.

## A worked example

Try it with money: two players each put in $100 and the whole board runs out every possible way. A3s averages $113.06 from the $200, up $13.06; 54s averages $86.94, down $13.06.

Over a long run, 1,000 deals split into about 562 for A3s, 432 for 54s and 6 tied.

## The same matchup from the other side

If you came looking for 54s against A3s, the numbers are the same with the hands swapped: 43.47% and 56.53%.

## Keep exploring

As3s against 5h4h 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 5h4h in the equity calculator](https://georgelipoker.com/tools/equity-calculator.md#p1=As3s&p2=5h4h)
- [A3s combos](https://georgelipoker.com/combos/a3s.md)
- [54s combos](https://georgelipoker.com/combos/54s.md)
- [A3s vs 64s](https://georgelipoker.com/equity/a3s-vs-64s.md)
- [A3s vs 53s](https://georgelipoker.com/equity/a3s-vs-53s.md)
- [QJo vs 54s](https://georgelipoker.com/equity/qjo-vs-54s.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 64s: preflop equity](https://georgelipoker.com/equity/a3s-vs-64s.md)
- [A3s vs 53s: preflop equity](https://georgelipoker.com/equity/a3s-vs-53s.md)
- [QJo vs 54s: preflop equity](https://georgelipoker.com/equity/qjo-vs-54s.md)