| OldManHeihachi vs King | 91–77 | 54.17% |
| OldManHeihachi vs Kazuya | 74–72 | 50.68% |
| OldManHeihachi vs Bryan | 57–71 | 44.53% |
| OldManHeihachi vs Jin | 70–49 | 58.82% |
| OldManHeihachi vs Hwoarang | 52–58 | 47.27% |
| OldManHeihachi vs Law | 55–52 | 51.40% |
| OldManHeihachi vs Reina | 59–43 | 57.84% |
| OldManHeihachi vs Steve | 54–43 | 55.67% |
| OldManHeihachi vs Heihachi | 51–46 | 52.58% |
| OldManHeihachi vs Fahkumram | 42–52 | 44.68% |
| OldManHeihachi vs Paul | 49–44 | 52.69% |
| OldManHeihachi vs Lee | 50–42 | 54.35% |
| OldManHeihachi vs Azucena | 42–43 | 49.41% |
| OldManHeihachi vs Lili | 38–45 | 45.78% |
| OldManHeihachi vs Xiaoyu | 41–35 | 53.95% |
| OldManHeihachi vs Dragunov | 36–40 | 47.37% |
| OldManHeihachi vs Yoshimitsu | 30–37 | 44.78% |
| OldManHeihachi vs Devil Jin | 24–41 | 36.92% |
| OldManHeihachi vs Asuka | 30–34 | 46.88% |
| OldManHeihachi vs Lars | 35–24 | 59.32% |
| OldManHeihachi vs Victor | 24–31 | 43.64% |
| OldManHeihachi vs Jack-8 | 28–26 | 51.85% |
| OldManHeihachi vs Leo | 25–28 | 47.17% |
| OldManHeihachi vs Alisa | 29–18 | 61.70% |
| OldManHeihachi vs Leroy | 29–17 | 63.04% |
| OldManHeihachi vs Feng | 19–26 | 42.22% |
| OldManHeihachi vs Nina | 19–26 | 42.22% |
| OldManHeihachi vs Clive | 20–25 | 44.44% |
| OldManHeihachi vs Eddy | 19–20 | 48.72% |
| OldManHeihachi vs Jun | 21–17 | 55.26% |
| OldManHeihachi vs Claudio | 15–19 | 44.12% |
| OldManHeihachi vs Shaheen | 17–17 | 50.00% |
| OldManHeihachi vs Raven | 19–14 | 57.58% |
| OldManHeihachi vs Lidia | 18–13 | 58.06% |
| OldManHeihachi vs Anna | 11–20 | 35.48% |
| OldManHeihachi vs Kuma | 15–12 | 55.56% |
| OldManHeihachi vs Zafina | 12–9 | 57.14% |
| OldManHeihachi vs Panda | 10–6 | 62.50% |
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.