---
title: "97s vs 64s: preflop equity"
url: "https://georgelipoker.com/equity/97s-vs-64s.md"
canonical_url: "https://georgelipoker.com/equity/97s-vs-64s"
last_updated: "2026-10-23"
type: "reference"
summary: "97s is a big favorite over 64s before the flop: 64.04% to 35.96% equity, counted exactly over every board, with the split by flop type and suit."
related: ["https://georgelipoker.com/equity/97s-vs-53s.md", "https://georgelipoker.com/equity/97s-vs-43s.md", "https://georgelipoker.com/equity/87s-vs-64s.md"]
---

# 97s vs 64s: preflop equity

97s is a big favorite over 64s before the flop: 64.04% to 35.96% equity, counted exactly over every board, with the split by flop type and suit.

Averaged over every possible board, 97s is ahead of 64s by 28.08 points of equity, 64.04% to 35.96%.

## 97s against 64s: the numbers

**Exact preflop results for 97s against 64s, in percent**

| Hand | Wins | Ties | Loses | Equity |
| --- | --- | --- | --- | --- |
| 97s | 62.609 | 2.864 | 34.527 | 64.041 |
| 64s | 34.527 | 2.864 | 62.609 | 35.959 |

97s and 64s are both suited hands. Neither hand shares a rank with the other, so this is a contest of high cards, connection and suits.

97s is ahead, but 64s is far from dead: it takes 345 of every 1,000 deals outright. A split pot comes up on 2.86% of boards, so the wins and the equity differ by half of that.

The hand ranking puts 97s at 94 and 64s at 138 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 |
| --- | --- | --- | --- |
| 97s | 17,153,000 | 785,000 | 9,459,000 |
| 64s | 9,459,000 | 785,000 | 17,153,000 |

Exact total: 16 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.

**97s against 64s read as odds**

| Hand | Equity as odds (to 1) | Wins one deal in | Loses one deal in | Pot odds needed to call (to 1) |
| --- | --- | --- | --- | --- |
| 97s | 1.781 | 1.597 | 2.896 | 0.561 |
| 64s | 0.561 | 2.896 | 1.597 | 1.781 |

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

Split by what the flop looks like, 97s peaks at 66.30% on rainbow flops topped by a ten or better and bottoms out at 58.10% on low rainbow flops (nine high or lower). 97s stays ahead on all five textures.

**97s against 64s by flop texture, in percent**

| Flop | Share of flops | 97s wins | Ties | 64s wins | 97s equity |
| --- | --- | --- | --- | --- | --- |
| Rainbow, ten or higher | 25.844 | 65.212 | 2.183 | 32.605 | 66.304 |
| Rainbow, nine or lower | 5.065 | 57.884 | 0.435 | 41.681 | 58.102 |
| Two-tone | 46.727 | 62.933 | 1.697 | 35.370 | 63.782 |
| Monotone | 5.273 | 59.044 | 4.404 | 36.552 | 61.246 |
| Paired | 17.091 | 60.287 | 7.331 | 32.382 | 63.952 |

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, 97s changes by +14.92 points (baseline 49.12%) and 64s by -5.37 points (baseline 41.33%).

**97s and 64s 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 |
| --- | --- | --- | --- | --- |
| 97s, all flops | 64.041 | 49.118 | +14.923 | 1.30382 |
| 97s, rainbow, ten or higher | 66.304 | 49.118 | +17.186 | 1.34989 |
| 97s, rainbow, nine or lower | 58.102 | 49.118 | +8.984 | 1.18291 |
| 97s, two-tone | 63.782 | 49.118 | +14.664 | 1.29855 |
| 97s, monotone | 61.246 | 49.118 | +12.128 | 1.24692 |
| 97s, paired | 63.952 | 49.118 | +14.834 | 1.30201 |
| 64s, all flops | 35.959 | 41.333 | -5.374 | 0.86998 |
| 64s, rainbow, ten or higher | 33.696 | 41.333 | -7.637 | 0.81523 |
| 64s, rainbow, nine or lower | 41.898 | 41.333 | +0.565 | 1.01367 |
| 64s, two-tone | 36.218 | 41.333 | -5.115 | 0.87625 |
| 64s, monotone | 38.754 | 41.333 | -2.579 | 0.93760 |
| 64s, paired | 36.048 | 41.333 | -5.285 | 0.87214 |

## Does a shared suit matter?

Does suit overlap move the numbers? 97s has 66.55% when the hands share a suit and 63.20% when they do not. 97s does better with a shared suit, by 3.35 points.

**97s against 64s by suit overlap, in percent**

| Deals | Specific deals | Share of deals | 97s wins | Ties | 64s wins | 97s equity |
| --- | --- | --- | --- | --- | --- | --- |
| Share a suit | 4 | 25.00 | 65.012 | 3.084 | 31.904 | 66.554 |
| No shared suit | 12 | 75.00 | 61.808 | 2.791 | 35.401 | 63.203 |

## How often this matchup comes up

Counting specific cards, 97s against 64s 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

Take a $200 pot built from $100 each. 97s' equity of 64.04% is worth $128.08, a $28.08 edge, and 64s' 35.96% is worth $71.92, which is $28.08 under its stake.

Run 1,000 deals and the tally comes out near 626 for 97s, 345 for 64s and 29 ties.

## The same matchup from the other side

If you came looking for 64s against 97s, the numbers are the same with the hands swapped: 35.96% and 64.04%.

## Keep exploring

9s7s against 6h4h 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 9s7s against 6h4h in the equity calculator](https://georgelipoker.com/tools/equity-calculator.md#p1=9s7s&p2=6h4h)
- [97s combos](https://georgelipoker.com/combos/97s.md)
- [64s combos](https://georgelipoker.com/combos/64s.md)
- [97s vs 53s](https://georgelipoker.com/equity/97s-vs-53s.md)
- [97s vs 43s](https://georgelipoker.com/equity/97s-vs-43s.md)
- [87s vs 64s](https://georgelipoker.com/equity/87s-vs-64s.md)
- [All hand matchups](https://georgelipoker.com/equity.md)

## How this was computed

Each figure is a complete count over boards. Take the 16 specific deals, group them by suit pattern, deal all 1,712,304 boards against each, and compare the two seven-card hands. Equity counts a tie as half a win; the flop rows use every one of a board's ten flops.

Source: our own exact count from the GeorgeLiPoker poker math library. No outside data is used.

## Related

- [97s vs 53s: preflop equity](https://georgelipoker.com/equity/97s-vs-53s.md)
- [97s vs 43s: preflop equity](https://georgelipoker.com/equity/97s-vs-43s.md)
- [87s vs 64s: preflop equity](https://georgelipoker.com/equity/87s-vs-64s.md)