| SleepCioffi vs King | 38–49 | 43.68% |
| SleepCioffi vs Law | 24–45 | 34.78% |
| SleepCioffi vs Kazuya | 28–35 | 44.44% |
| SleepCioffi vs Jin | 16–44 | 26.67% |
| SleepCioffi vs Reina | 24–31 | 43.64% |
| SleepCioffi vs Hwoarang | 26–27 | 49.06% |
| SleepCioffi vs Bryan | 16–34 | 32.00% |
| SleepCioffi vs Steve | 19–27 | 41.30% |
| SleepCioffi vs Eddy | 18–26 | 40.91% |
| SleepCioffi vs Asuka | 13–26 | 33.33% |
| SleepCioffi vs Lili | 14–25 | 35.90% |
| SleepCioffi vs Heihachi | 11–28 | 28.21% |
| SleepCioffi vs Azucena | 19–16 | 54.29% |
| SleepCioffi vs Xiaoyu | 17–15 | 53.12% |
| SleepCioffi vs Dragunov | 18–13 | 58.06% |
| SleepCioffi vs Jun | 14–14 | 50.00% |
| SleepCioffi vs Victor | 14–14 | 50.00% |
| SleepCioffi vs Clive | 8–17 | 32.00% |
| SleepCioffi vs Lee | 9–15 | 37.50% |
| SleepCioffi vs Paul | 10–12 | 45.45% |
| SleepCioffi vs Jack-8 | 8–14 | 36.36% |
| SleepCioffi vs Feng | 9–12 | 42.86% |
| SleepCioffi vs Nina | 6–15 | 28.57% |
| SleepCioffi vs Lars | 11–8 | 57.89% |
| SleepCioffi vs Alisa | 6–10 | 37.50% |
| SleepCioffi vs Armor King | 8–8 | 50.00% |
| SleepCioffi vs Yoshimitsu | 4–11 | 26.67% |
| SleepCioffi vs Anna | 6–9 | 40.00% |
| SleepCioffi vs Shaheen | 7–6 | 53.85% |
| SleepCioffi vs Claudio | 4–8 | 33.33% |
| SleepCioffi vs Leroy | 7–5 | 58.33% |
| SleepCioffi vs Kuma | 2–7 | 22.22% |
| SleepCioffi vs Leo | 5–3 | 62.50% |
| SleepCioffi vs Lidia | 6–1 | 85.71% |
| SleepCioffi vs Zafina | 3–3 | 50.00% |
| SleepCioffi vs Raven | 2–3 | 40.00% |
| SleepCioffi vs Panda | 1–2 | 33.33% |
| SleepCioffi vs Fahkumram | 2–1 | 66.67% |
| SleepCioffi vs Devil Jin | 0–1 | 0.00% |
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.