| Rileyitadori vs King | 38–35 | 52.05% |
| Rileyitadori vs Reina | 28–27 | 50.91% |
| Rileyitadori vs Jin | 31–23 | 57.41% |
| Rileyitadori vs Kazuya | 29–25 | 53.70% |
| Rileyitadori vs Steve | 30–14 | 68.18% |
| Rileyitadori vs Lee | 18–26 | 40.91% |
| Rileyitadori vs Clive | 22–18 | 55.00% |
| Rileyitadori vs Law | 23–13 | 63.89% |
| Rileyitadori vs Azucena | 20–16 | 55.56% |
| Rileyitadori vs Bryan | 18–16 | 52.94% |
| Rileyitadori vs Jun | 19–13 | 59.38% |
| Rileyitadori vs Dragunov | 17–10 | 62.96% |
| Rileyitadori vs Hwoarang | 17–9 | 65.38% |
| Rileyitadori vs Xiaoyu | 12–13 | 48.00% |
| Rileyitadori vs Lili | 14–11 | 56.00% |
| Rileyitadori vs Eddy | 17–8 | 68.00% |
| Rileyitadori vs Heihachi | 10–14 | 41.67% |
| Rileyitadori vs Yoshimitsu | 8–13 | 38.10% |
| Rileyitadori vs Lidia | 9–12 | 42.86% |
| Rileyitadori vs Miary Zo | 13–8 | 61.90% |
| Rileyitadori vs Paul | 10–10 | 50.00% |
| Rileyitadori vs Lars | 10–9 | 52.63% |
| Rileyitadori vs Claudio | 13–6 | 68.42% |
| Rileyitadori vs Fahkumram | 7–12 | 36.84% |
| Rileyitadori vs Jack-8 | 7–11 | 38.89% |
| Rileyitadori vs Nina | 5–13 | 27.78% |
| Rileyitadori vs Armor King | 10–8 | 55.56% |
| Rileyitadori vs Raven | 8–8 | 50.00% |
| Rileyitadori vs Alisa | 9–6 | 60.00% |
| Rileyitadori vs Devil Jin | 9–5 | 64.29% |
| Rileyitadori vs Kuma | 3–11 | 21.43% |
| Rileyitadori vs Victor | 8–6 | 57.14% |
| Rileyitadori vs Anna | 12–2 | 85.71% |
| Rileyitadori vs Asuka | 8–5 | 61.54% |
| Rileyitadori vs Feng | 5–4 | 55.56% |
| Rileyitadori vs Zafina | 3–5 | 37.50% |
| Rileyitadori vs Leroy | 4–4 | 50.00% |
| Rileyitadori vs Shaheen | 3–4 | 42.86% |
| Rileyitadori vs Leo | 1–5 | 16.67% |
| Rileyitadori vs Panda | 2–2 | 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.