| WilliyBua vs Jin | 53–69 | 43.44% |
| WilliyBua vs Bryan | 34–46 | 42.50% |
| WilliyBua vs Dragunov | 28–48 | 36.84% |
| WilliyBua vs Kazuya | 31–35 | 46.97% |
| WilliyBua vs Reina | 31–32 | 49.21% |
| WilliyBua vs King | 23–32 | 41.82% |
| WilliyBua vs Steve | 16–26 | 38.10% |
| WilliyBua vs Asuka | 20–18 | 52.63% |
| WilliyBua vs Yoshimitsu | 16–18 | 47.06% |
| WilliyBua vs Lars | 10–24 | 29.41% |
| WilliyBua vs Law | 14–19 | 42.42% |
| WilliyBua vs Heihachi | 12–21 | 36.36% |
| WilliyBua vs Paul | 14–18 | 43.75% |
| WilliyBua vs Alisa | 13–19 | 40.62% |
| WilliyBua vs Victor | 7–24 | 22.58% |
| WilliyBua vs Clive | 7–15 | 31.82% |
| WilliyBua vs Armor King | 3–18 | 14.29% |
| WilliyBua vs Hwoarang | 10–10 | 50.00% |
| WilliyBua vs Lidia | 8–12 | 40.00% |
| WilliyBua vs Devil Jin | 5–14 | 26.32% |
| WilliyBua vs Raven | 10–9 | 52.63% |
| WilliyBua vs Jun | 8–10 | 44.44% |
| WilliyBua vs Lili | 8–9 | 47.06% |
| WilliyBua vs Lee | 5–12 | 29.41% |
| WilliyBua vs Nina | 2–14 | 12.50% |
| WilliyBua vs Feng | 3–11 | 21.43% |
| WilliyBua vs Leroy | 5–7 | 41.67% |
| WilliyBua vs Xiaoyu | 4–7 | 36.36% |
| WilliyBua vs Claudio | 6–5 | 54.55% |
| WilliyBua vs Azucena | 4–6 | 40.00% |
| WilliyBua vs Leo | 5–4 | 55.56% |
| WilliyBua vs Kuma | 7–1 | 87.50% |
| WilliyBua vs Zafina | 5–3 | 62.50% |
| WilliyBua vs Eddy | 2–6 | 25.00% |
| WilliyBua vs Fahkumram | 2–6 | 25.00% |
| WilliyBua vs Jack-8 | 1–6 | 14.29% |
| WilliyBua vs Shaheen | 3–0 | 100.00% |
| WilliyBua vs Anna | 2–1 | 66.67% |
| WilliyBua vs Panda | 0–1 | 0.00% |
| WilliyBua vs Miary Zo | 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.