| Spaceninja vs Jin | 30–17 | 63.83% |
| Spaceninja vs Kazuya | 28–16 | 63.64% |
| Spaceninja vs Steve | 20–20 | 50.00% |
| Spaceninja vs King | 22–11 | 66.67% |
| Spaceninja vs Law | 20–11 | 64.52% |
| Spaceninja vs Yoshimitsu | 23–7 | 76.67% |
| Spaceninja vs Hwoarang | 17–11 | 60.71% |
| Spaceninja vs Reina | 13–13 | 50.00% |
| Spaceninja vs Azucena | 20–6 | 76.92% |
| Spaceninja vs Dragunov | 15–7 | 68.18% |
| Spaceninja vs Asuka | 12–9 | 57.14% |
| Spaceninja vs Bryan | 16–3 | 84.21% |
| Spaceninja vs Paul | 11–6 | 64.71% |
| Spaceninja vs Feng | 8–9 | 47.06% |
| Spaceninja vs Lars | 8–8 | 50.00% |
| Spaceninja vs Eddy | 10–5 | 66.67% |
| Spaceninja vs Lee | 5–9 | 35.71% |
| Spaceninja vs Zafina | 5–9 | 35.71% |
| Spaceninja vs Jun | 9–5 | 64.29% |
| Spaceninja vs Lili | 6–6 | 50.00% |
| Spaceninja vs Kuma | 4–8 | 33.33% |
| Spaceninja vs Devil Jin | 2–8 | 20.00% |
| Spaceninja vs Leo | 9–1 | 90.00% |
| Spaceninja vs Xiaoyu | 1–8 | 11.11% |
| Spaceninja vs Nina | 4–5 | 44.44% |
| Spaceninja vs Victor | 6–3 | 66.67% |
| Spaceninja vs Clive | 4–5 | 44.44% |
| Spaceninja vs Raven | 2–5 | 28.57% |
| Spaceninja vs Claudio | 3–3 | 50.00% |
| Spaceninja vs Leroy | 4–2 | 66.67% |
| Spaceninja vs Jack-8 | 3–2 | 60.00% |
| Spaceninja vs Alisa | 0–2 | 0.00% |
| Spaceninja vs Lidia | 1–1 | 50.00% |
| Spaceninja vs Anna | 0–2 | 0.00% |
| Spaceninja vs Armor King | 1–1 | 50.00% |
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.