| Oswaldrom vs Kazuya | 293–267 | 52.32% |
| Oswaldrom vs Bryan | 259–264 | 49.52% |
| Oswaldrom vs Jin | 209–256 | 44.95% |
| Oswaldrom vs Reina | 230–205 | 52.87% |
| Oswaldrom vs King | 180–215 | 45.57% |
| Oswaldrom vs Steve | 160–190 | 45.71% |
| Oswaldrom vs Lili | 163–187 | 46.57% |
| Oswaldrom vs Dragunov | 172–171 | 50.15% |
| Oswaldrom vs Hwoarang | 147–150 | 49.49% |
| Oswaldrom vs Law | 130–164 | 44.22% |
| Oswaldrom vs Heihachi | 147–138 | 51.58% |
| Oswaldrom vs Yoshimitsu | 146–126 | 53.68% |
| Oswaldrom vs Paul | 131–126 | 50.97% |
| Oswaldrom vs Lidia | 123–129 | 48.81% |
| Oswaldrom vs Asuka | 135–112 | 54.66% |
| Oswaldrom vs Lee | 119–122 | 49.38% |
| Oswaldrom vs Azucena | 120–96 | 55.56% |
| Oswaldrom vs Devil Jin | 115–95 | 54.76% |
| Oswaldrom vs Eddy | 112–88 | 56.00% |
| Oswaldrom vs Jun | 95–96 | 49.74% |
| Oswaldrom vs Nina | 66–94 | 41.25% |
| Oswaldrom vs Miary Zo | 69–89 | 43.67% |
| Oswaldrom vs Leo | 68–80 | 45.95% |
| Oswaldrom vs Lars | 68–80 | 45.95% |
| Oswaldrom vs Feng | 46–100 | 31.51% |
| Oswaldrom vs Xiaoyu | 73–71 | 50.69% |
| Oswaldrom vs Jack-8 | 55–84 | 39.57% |
| Oswaldrom vs Raven | 67–72 | 48.20% |
| Oswaldrom vs Claudio | 64–66 | 49.23% |
| Oswaldrom vs Victor | 62–68 | 47.69% |
| Oswaldrom vs Alisa | 57–72 | 44.19% |
| Oswaldrom vs Leroy | 52–56 | 48.15% |
| Oswaldrom vs Kuma | 37–57 | 39.36% |
| Oswaldrom vs Zafina | 38–56 | 40.43% |
| Oswaldrom vs Armor King | 49–42 | 53.85% |
| Oswaldrom vs Shaheen | 28–61 | 31.46% |
| Oswaldrom vs Clive | 25–40 | 38.46% |
| Oswaldrom vs Anna | 19–19 | 50.00% |
| Oswaldrom vs Fahkumram | 12–21 | 36.36% |
| Oswaldrom vs Panda | 12–9 | 57.14% |
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.