| MattNietto vs Eddy | 25–20 | 55.56% |
| MattNietto vs King | 27–10 | 72.97% |
| MattNietto vs Kazuya | 18–17 | 51.43% |
| MattNietto vs Lili | 21–12 | 63.64% |
| MattNietto vs Jin | 12–20 | 37.50% |
| MattNietto vs Asuka | 14–14 | 50.00% |
| MattNietto vs Dragunov | 11–12 | 47.83% |
| MattNietto vs Nina | 11–11 | 50.00% |
| MattNietto vs Hwoarang | 11–8 | 57.89% |
| MattNietto vs Reina | 8–9 | 47.06% |
| MattNietto vs Steve | 7–7 | 50.00% |
| MattNietto vs Bryan | 7–6 | 53.85% |
| MattNietto vs Xiaoyu | 9–2 | 81.82% |
| MattNietto vs Feng | 4–7 | 36.36% |
| MattNietto vs Claudio | 3–8 | 27.27% |
| MattNietto vs Jun | 7–4 | 63.64% |
| MattNietto vs Paul | 4–6 | 40.00% |
| MattNietto vs Jack-8 | 4–6 | 40.00% |
| MattNietto vs Lars | 5–5 | 50.00% |
| MattNietto vs Alisa | 5–5 | 50.00% |
| MattNietto vs Law | 4–5 | 44.44% |
| MattNietto vs Devil Jin | 7–2 | 77.78% |
| MattNietto vs Azucena | 6–3 | 66.67% |
| MattNietto vs Heihachi | 4–3 | 57.14% |
| MattNietto vs Kuma | 2–4 | 33.33% |
| MattNietto vs Leo | 5–0 | 100.00% |
| MattNietto vs Leroy | 3–2 | 60.00% |
| MattNietto vs Victor | 3–2 | 60.00% |
| MattNietto vs Lidia | 4–1 | 80.00% |
| MattNietto vs Lee | 0–4 | 0.00% |
| MattNietto vs Shaheen | 2–1 | 66.67% |
| MattNietto vs Fahkumram | 0–3 | 0.00% |
| MattNietto vs Yoshimitsu | 1–1 | 50.00% |
| MattNietto vs Zafina | 1–1 | 50.00% |
| MattNietto vs Raven | 1–0 | 100.00% |
| MattNietto vs Anna | 1–0 | 100.00% |
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.