| Old Snake vs Kazuya | 102–145 | 41.30% |
| Old Snake vs Heihachi | 88–127 | 40.93% |
| Old Snake vs Jin | 60–132 | 31.25% |
| Old Snake vs King | 61–85 | 41.78% |
| Old Snake vs Bryan | 45–89 | 33.58% |
| Old Snake vs Dragunov | 42–73 | 36.52% |
| Old Snake vs Reina | 42–60 | 41.18% |
| Old Snake vs Hwoarang | 41–59 | 41.00% |
| Old Snake vs Steve | 45–48 | 48.39% |
| Old Snake vs Law | 19–55 | 25.68% |
| Old Snake vs Eddy | 25–42 | 37.31% |
| Old Snake vs Victor | 24–40 | 37.50% |
| Old Snake vs Devil Jin | 24–38 | 38.71% |
| Old Snake vs Yoshimitsu | 30–31 | 49.18% |
| Old Snake vs Lee | 20–33 | 37.74% |
| Old Snake vs Alisa | 13–36 | 26.53% |
| Old Snake vs Lili | 23–24 | 48.94% |
| Old Snake vs Paul | 9–31 | 22.50% |
| Old Snake vs Lars | 19–21 | 47.50% |
| Old Snake vs Nina | 11–28 | 28.21% |
| Old Snake vs Azucena | 15–22 | 40.54% |
| Old Snake vs Lidia | 18–19 | 48.65% |
| Old Snake vs Jun | 6–23 | 20.69% |
| Old Snake vs Clive | 9–18 | 33.33% |
| Old Snake vs Asuka | 6–17 | 26.09% |
| Old Snake vs Leo | 11–11 | 50.00% |
| Old Snake vs Raven | 6–16 | 27.27% |
| Old Snake vs Jack-8 | 8–12 | 40.00% |
| Old Snake vs Shaheen | 4–14 | 22.22% |
| Old Snake vs Leroy | 7–10 | 41.18% |
| Old Snake vs Xiaoyu | 8–6 | 57.14% |
| Old Snake vs Feng | 2–12 | 14.29% |
| Old Snake vs Kuma | 3–11 | 21.43% |
| Old Snake vs Claudio | 9–4 | 69.23% |
| Old Snake vs Zafina | 3–0 | 100.00% |
| Old Snake vs Panda | 0–2 | 0.00% |
Limitations
This data is often requested to give insight into which characters you have more trouble with than others, but it is not particularly helpful for that. The main issue is that it is heavily skewed by how strong the opponents you play are.
For example, this data suggests my worst matchup is clearly vs Reina, but that's just because most of those games are vs Yagami.
There is a way to account for this being worked on. The central idea is to assign each matchup a rating vs you which adjusts based on the result, much like the regular rating but also based on the rating of each player. With this, it would give a better summary of how well you perform vs each character.
In the meantime, this page is here to present the data as requested.