| RonaldMcDonald vs Heihachi | 211–233 | 47.52% |
| RonaldMcDonald vs Kazuya | 225–210 | 51.72% |
| RonaldMcDonald vs Jin | 216–210 | 50.70% |
| RonaldMcDonald vs Bryan | 187–199 | 48.45% |
| RonaldMcDonald vs Reina | 153–140 | 52.22% |
| RonaldMcDonald vs King | 153–138 | 52.58% |
| RonaldMcDonald vs Paul | 133–150 | 47.00% |
| RonaldMcDonald vs Dragunov | 128–133 | 49.04% |
| RonaldMcDonald vs Steve | 152–99 | 60.56% |
| RonaldMcDonald vs Yoshimitsu | 135–112 | 54.66% |
| RonaldMcDonald vs Hwoarang | 113–100 | 53.05% |
| RonaldMcDonald vs Devil Jin | 112–96 | 53.85% |
| RonaldMcDonald vs Lili | 105–102 | 50.72% |
| RonaldMcDonald vs Lee | 107–90 | 54.31% |
| RonaldMcDonald vs Feng | 98–82 | 54.44% |
| RonaldMcDonald vs Jun | 63–90 | 41.18% |
| RonaldMcDonald vs Law | 73–76 | 48.99% |
| RonaldMcDonald vs Asuka | 64–78 | 45.07% |
| RonaldMcDonald vs Azucena | 64–70 | 47.76% |
| RonaldMcDonald vs Nina | 52–63 | 45.22% |
| RonaldMcDonald vs Eddy | 45–69 | 39.47% |
| RonaldMcDonald vs Leo | 50–57 | 46.73% |
| RonaldMcDonald vs Shaheen | 56–48 | 53.85% |
| RonaldMcDonald vs Claudio | 46–55 | 45.54% |
| RonaldMcDonald vs Lars | 55–44 | 55.56% |
| RonaldMcDonald vs Alisa | 42–54 | 43.75% |
| RonaldMcDonald vs Xiaoyu | 43–50 | 46.24% |
| RonaldMcDonald vs Raven | 40–50 | 44.44% |
| RonaldMcDonald vs Victor | 47–40 | 54.02% |
| RonaldMcDonald vs Zafina | 39–42 | 48.15% |
| RonaldMcDonald vs Jack-8 | 31–44 | 41.33% |
| RonaldMcDonald vs Kuma | 30–42 | 41.67% |
| RonaldMcDonald vs Clive | 25–44 | 36.23% |
| RonaldMcDonald vs Lidia | 31–36 | 46.27% |
| RonaldMcDonald vs Leroy | 31–32 | 49.21% |
| RonaldMcDonald vs Anna | 27–27 | 50.00% |
| RonaldMcDonald vs Fahkumram | 22–30 | 42.31% |
| RonaldMcDonald vs Armor King | 18–19 | 48.65% |
| RonaldMcDonald vs Panda | 6–15 | 28.57% |
| RonaldMcDonald vs Miary Zo | 4–8 | 33.33% |
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.