| King is King vs Jin | 25–33 | 43.10% |
| King is King vs Steve | 23–32 | 41.82% |
| King is King vs King | 20–31 | 39.22% |
| King is King vs Lars | 15–35 | 30.00% |
| King is King vs Hwoarang | 19–30 | 38.78% |
| King is King vs Reina | 18–30 | 37.50% |
| King is King vs Law | 19–21 | 47.50% |
| King is King vs Bryan | 19–19 | 50.00% |
| King is King vs Eddy | 11–27 | 28.95% |
| King is King vs Kazuya | 15–22 | 40.54% |
| King is King vs Lili | 12–21 | 36.36% |
| King is King vs Xiaoyu | 12–17 | 41.38% |
| King is King vs Jun | 11–16 | 40.74% |
| King is King vs Asuka | 8–18 | 30.77% |
| King is King vs Lee | 9–17 | 34.62% |
| King is King vs Yoshimitsu | 9–14 | 39.13% |
| King is King vs Raven | 9–13 | 40.91% |
| King is King vs Heihachi | 8–14 | 36.36% |
| King is King vs Dragunov | 9–11 | 45.00% |
| King is King vs Paul | 8–11 | 42.11% |
| King is King vs Devil Jin | 9–10 | 47.37% |
| King is King vs Nina | 3–16 | 15.79% |
| King is King vs Azucena | 4–15 | 21.05% |
| King is King vs Victor | 5–13 | 27.78% |
| King is King vs Alisa | 7–10 | 41.18% |
| King is King vs Kuma | 10–6 | 62.50% |
| King is King vs Leroy | 6–9 | 40.00% |
| King is King vs Jack-8 | 5–8 | 38.46% |
| King is King vs Leo | 3–9 | 25.00% |
| King is King vs Claudio | 5–6 | 45.45% |
| King is King vs Lidia | 4–5 | 44.44% |
| King is King vs Feng | 3–5 | 37.50% |
| King is King vs Shaheen | 2–3 | 40.00% |
| King is King vs Clive | 2–2 | 50.00% |
| King is King vs Zafina | 1–0 | 100.00% |
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.