| Roanoa Zelia vs King | 19–16 | 54.29% |
| Roanoa Zelia vs Kazuya | 17–16 | 51.52% |
| Roanoa Zelia vs Armor King | 13–20 | 39.39% |
| Roanoa Zelia vs Steve | 21–11 | 65.62% |
| Roanoa Zelia vs Bryan | 11–17 | 39.29% |
| Roanoa Zelia vs Reina | 18–9 | 66.67% |
| Roanoa Zelia vs Jin | 11–14 | 44.00% |
| Roanoa Zelia vs Lili | 11–10 | 52.38% |
| Roanoa Zelia vs Dragunov | 13–8 | 61.90% |
| Roanoa Zelia vs Lidia | 12–7 | 63.16% |
| Roanoa Zelia vs Law | 12–6 | 66.67% |
| Roanoa Zelia vs Azucena | 11–7 | 61.11% |
| Roanoa Zelia vs Jun | 8–9 | 47.06% |
| Roanoa Zelia vs Lee | 4–11 | 26.67% |
| Roanoa Zelia vs Clive | 7–8 | 46.67% |
| Roanoa Zelia vs Hwoarang | 6–8 | 42.86% |
| Roanoa Zelia vs Leo | 8–6 | 57.14% |
| Roanoa Zelia vs Anna | 5–9 | 35.71% |
| Roanoa Zelia vs Fahkumram | 11–3 | 78.57% |
| Roanoa Zelia vs Paul | 5–8 | 38.46% |
| Roanoa Zelia vs Alisa | 8–5 | 61.54% |
| Roanoa Zelia vs Asuka | 3–9 | 25.00% |
| Roanoa Zelia vs Raven | 6–6 | 50.00% |
| Roanoa Zelia vs Yoshimitsu | 4–7 | 36.36% |
| Roanoa Zelia vs Xiaoyu | 5–6 | 45.45% |
| Roanoa Zelia vs Devil Jin | 5–5 | 50.00% |
| Roanoa Zelia vs Lars | 1–9 | 10.00% |
| Roanoa Zelia vs Victor | 5–5 | 50.00% |
| Roanoa Zelia vs Miary Zo | 2–8 | 20.00% |
| Roanoa Zelia vs Feng | 3–6 | 33.33% |
| Roanoa Zelia vs Leroy | 2–7 | 22.22% |
| Roanoa Zelia vs Eddy | 2–7 | 22.22% |
| Roanoa Zelia vs Claudio | 3–5 | 37.50% |
| Roanoa Zelia vs Nina | 2–6 | 25.00% |
| Roanoa Zelia vs Heihachi | 4–4 | 50.00% |
| Roanoa Zelia vs Jack-8 | 2–5 | 28.57% |
| Roanoa Zelia vs Shaheen | 4–2 | 66.67% |
| Roanoa Zelia vs Kuma | 4–1 | 80.00% |
| Roanoa Zelia vs Zafina | 2–2 | 50.00% |
| Roanoa Zelia vs Panda | 0–1 | 0.00% |
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.