| Riogrimm vs Kazuya | 36–23 | 61.02% |
| Riogrimm vs Jin | 27–22 | 55.10% |
| Riogrimm vs Hwoarang | 21–19 | 52.50% |
| Riogrimm vs Law | 19–18 | 51.35% |
| Riogrimm vs King | 16–16 | 50.00% |
| Riogrimm vs Bryan | 16–9 | 64.00% |
| Riogrimm vs Yoshimitsu | 19–4 | 82.61% |
| Riogrimm vs Dragunov | 15–7 | 68.18% |
| Riogrimm vs Xiaoyu | 11–7 | 61.11% |
| Riogrimm vs Steve | 6–10 | 37.50% |
| Riogrimm vs Asuka | 11–4 | 73.33% |
| Riogrimm vs Devil Jin | 6–9 | 40.00% |
| Riogrimm vs Azucena | 5–10 | 33.33% |
| Riogrimm vs Eddy | 12–3 | 80.00% |
| Riogrimm vs Leo | 4–8 | 33.33% |
| Riogrimm vs Anna | 4–8 | 33.33% |
| Riogrimm vs Reina | 6–5 | 54.55% |
| Riogrimm vs Paul | 4–6 | 40.00% |
| Riogrimm vs Victor | 6–4 | 60.00% |
| Riogrimm vs Heihachi | 5–5 | 50.00% |
| Riogrimm vs Lili | 5–4 | 55.56% |
| Riogrimm vs Fahkumram | 7–1 | 87.50% |
| Riogrimm vs Claudio | 5–2 | 71.43% |
| Riogrimm vs Lee | 3–4 | 42.86% |
| Riogrimm vs Raven | 3–4 | 42.86% |
| Riogrimm vs Feng | 3–3 | 50.00% |
| Riogrimm vs Alisa | 2–4 | 33.33% |
| Riogrimm vs Jun | 4–2 | 66.67% |
| Riogrimm vs Lars | 3–2 | 60.00% |
| Riogrimm vs Nina | 1–4 | 20.00% |
| Riogrimm vs Lidia | 1–4 | 20.00% |
| Riogrimm vs Jack-8 | 1–3 | 25.00% |
| Riogrimm vs Shaheen | 3–1 | 75.00% |
| Riogrimm vs Leroy | 2–2 | 50.00% |
| Riogrimm vs Kuma | 1–2 | 33.33% |
| Riogrimm vs Clive | 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.