| OneDay vs Kazuya | 130–74 | 63.73% |
| OneDay vs Jin | 99–70 | 58.58% |
| OneDay vs Dragunov | 95–51 | 65.07% |
| OneDay vs Reina | 77–35 | 68.75% |
| OneDay vs Steve | 68–42 | 61.82% |
| OneDay vs Bryan | 69–39 | 63.89% |
| OneDay vs Devil Jin | 63–30 | 67.74% |
| OneDay vs King | 52–40 | 56.52% |
| OneDay vs Heihachi | 51–39 | 56.67% |
| OneDay vs Law | 54–25 | 68.35% |
| OneDay vs Hwoarang | 44–25 | 63.77% |
| OneDay vs Clive | 39–25 | 60.94% |
| OneDay vs Lili | 45–18 | 71.43% |
| OneDay vs Yoshimitsu | 35–24 | 59.32% |
| OneDay vs Paul | 31–25 | 55.36% |
| OneDay vs Lee | 32–20 | 61.54% |
| OneDay vs Feng | 24–24 | 50.00% |
| OneDay vs Asuka | 28–18 | 60.87% |
| OneDay vs Victor | 28–15 | 65.12% |
| OneDay vs Jun | 23–15 | 60.53% |
| OneDay vs Lars | 23–11 | 67.65% |
| OneDay vs Eddy | 20–14 | 58.82% |
| OneDay vs Azucena | 20–13 | 60.61% |
| OneDay vs Xiaoyu | 21–10 | 67.74% |
| OneDay vs Claudio | 15–16 | 48.39% |
| OneDay vs Leroy | 23–8 | 74.19% |
| OneDay vs Jack-8 | 18–11 | 62.07% |
| OneDay vs Leo | 16–8 | 66.67% |
| OneDay vs Anna | 12–11 | 52.17% |
| OneDay vs Zafina | 9–10 | 47.37% |
| OneDay vs Alisa | 9–9 | 50.00% |
| OneDay vs Fahkumram | 15–2 | 88.24% |
| OneDay vs Shaheen | 9–5 | 64.29% |
| OneDay vs Raven | 5–9 | 35.71% |
| OneDay vs Nina | 6–7 | 46.15% |
| OneDay vs Lidia | 9–4 | 69.23% |
| OneDay vs Armor King | 4–9 | 30.77% |
| OneDay vs Panda | 3–5 | 37.50% |
| OneDay vs Kuma | 5–1 | 83.33% |
| OneDay vs Miary Zo | 1–1 | 50.00% |
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.