| Winston Peters vs King | 23–0 | 100.00% |
| Winston Peters vs Steve | 21–2 | 91.30% |
| Winston Peters vs Jin | 18–1 | 94.74% |
| Winston Peters vs Law | 16–0 | 100.00% |
| Winston Peters vs Paul | 13–1 | 92.86% |
| Winston Peters vs Dragunov | 14–0 | 100.00% |
| Winston Peters vs Hwoarang | 11–2 | 84.62% |
| Winston Peters vs Lars | 9–1 | 90.00% |
| Winston Peters vs Reina | 10–0 | 100.00% |
| Winston Peters vs Kazuya | 9–0 | 100.00% |
| Winston Peters vs Lee | 8–1 | 88.89% |
| Winston Peters vs Miary Zo | 8–1 | 88.89% |
| Winston Peters vs Feng | 8–0 | 100.00% |
| Winston Peters vs Leroy | 8–0 | 100.00% |
| Winston Peters vs Asuka | 7–0 | 100.00% |
| Winston Peters vs Bryan | 6–0 | 100.00% |
| Winston Peters vs Zafina | 6–0 | 100.00% |
| Winston Peters vs Shaheen | 5–0 | 100.00% |
| Winston Peters vs Kuma | 5–0 | 100.00% |
| Winston Peters vs Yoshimitsu | 4–0 | 100.00% |
| Winston Peters vs Azucena | 4–0 | 100.00% |
| Winston Peters vs Armor King | 4–0 | 100.00% |
| Winston Peters vs Devil Jin | 2–0 | 100.00% |
| Winston Peters vs Alisa | 1–1 | 50.00% |
| Winston Peters vs Eddy | 2–0 | 100.00% |
| Winston Peters vs Lidia | 2–0 | 100.00% |
| Winston Peters vs Heihachi | 2–0 | 100.00% |
| Winston Peters vs Fahkumram | 2–0 | 100.00% |
| Winston Peters vs Nina | 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.