| Ekkio vs Kazuya | 20–10 | 66.67% |
| Ekkio vs Lili | 12–15 | 44.44% |
| Ekkio vs Steve | 14–11 | 56.00% |
| Ekkio vs Devil Jin | 7–16 | 30.43% |
| Ekkio vs Jin | 16–6 | 72.73% |
| Ekkio vs Lee | 9–10 | 47.37% |
| Ekkio vs Hwoarang | 14–4 | 77.78% |
| Ekkio vs Heihachi | 11–5 | 68.75% |
| Ekkio vs Bryan | 8–7 | 53.33% |
| Ekkio vs Armor King | 12–3 | 80.00% |
| Ekkio vs Law | 6–8 | 42.86% |
| Ekkio vs King | 11–3 | 78.57% |
| Ekkio vs Leo | 7–5 | 58.33% |
| Ekkio vs Victor | 6–6 | 50.00% |
| Ekkio vs Lidia | 5–7 | 41.67% |
| Ekkio vs Zafina | 6–5 | 54.55% |
| Ekkio vs Yoshimitsu | 4–5 | 44.44% |
| Ekkio vs Xiaoyu | 4–5 | 44.44% |
| Ekkio vs Clive | 4–5 | 44.44% |
| Ekkio vs Jack-8 | 4–4 | 50.00% |
| Ekkio vs Asuka | 2–6 | 25.00% |
| Ekkio vs Lars | 5–3 | 62.50% |
| Ekkio vs Claudio | 3–5 | 37.50% |
| Ekkio vs Raven | 2–6 | 25.00% |
| Ekkio vs Eddy | 4–4 | 50.00% |
| Ekkio vs Paul | 2–5 | 28.57% |
| Ekkio vs Dragunov | 5–2 | 71.43% |
| Ekkio vs Shaheen | 5–2 | 71.43% |
| Ekkio vs Reina | 4–3 | 57.14% |
| Ekkio vs Fahkumram | 6–1 | 85.71% |
| Ekkio vs Nina | 2–4 | 33.33% |
| Ekkio vs Leroy | 3–3 | 50.00% |
| Ekkio vs Feng | 2–3 | 40.00% |
| Ekkio vs Alisa | 3–2 | 60.00% |
| Ekkio vs Jun | 1–4 | 20.00% |
| Ekkio vs Kuma | 0–4 | 0.00% |
| Ekkio vs Azucena | 2–2 | 50.00% |
| Ekkio vs Anna | 0–2 | 0.00% |
| Ekkio vs Miary Zo | 0–2 | 0.00% |
| Ekkio 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.