| Pietro Smusi vs King | 61–27 | 69.32% |
| Pietro Smusi vs Steve | 46–23 | 66.67% |
| Pietro Smusi vs Kazuya | 33–34 | 49.25% |
| Pietro Smusi vs Jin | 37–27 | 57.81% |
| Pietro Smusi vs Law | 39–20 | 66.10% |
| Pietro Smusi vs Bryan | 26–31 | 45.61% |
| Pietro Smusi vs Armor King | 30–24 | 55.56% |
| Pietro Smusi vs Lili | 22–24 | 47.83% |
| Pietro Smusi vs Reina | 23–16 | 58.97% |
| Pietro Smusi vs Miary Zo | 21–17 | 55.26% |
| Pietro Smusi vs Jun | 16–21 | 43.24% |
| Pietro Smusi vs Heihachi | 17–20 | 45.95% |
| Pietro Smusi vs Yoshimitsu | 22–14 | 61.11% |
| Pietro Smusi vs Dragunov | 22–13 | 62.86% |
| Pietro Smusi vs Hwoarang | 15–17 | 46.88% |
| Pietro Smusi vs Devil Jin | 16–15 | 51.61% |
| Pietro Smusi vs Eddy | 18–11 | 62.07% |
| Pietro Smusi vs Clive | 18–9 | 66.67% |
| Pietro Smusi vs Lee | 14–12 | 53.85% |
| Pietro Smusi vs Azucena | 19–7 | 73.08% |
| Pietro Smusi vs Fahkumram | 12–12 | 50.00% |
| Pietro Smusi vs Xiaoyu | 13–9 | 59.09% |
| Pietro Smusi vs Nina | 16–5–1 | 76.19% |
| Pietro Smusi vs Lidia | 17–5 | 77.27% |
| Pietro Smusi vs Paul | 10–11 | 47.62% |
| Pietro Smusi vs Asuka | 17–3 | 85.00% |
| Pietro Smusi vs Lars | 15–5 | 75.00% |
| Pietro Smusi vs Leroy | 11–6 | 64.71% |
| Pietro Smusi vs Alisa | 8–8 | 50.00% |
| Pietro Smusi vs Claudio | 9–5 | 64.29% |
| Pietro Smusi vs Leo | 8–5 | 61.54% |
| Pietro Smusi vs Victor | 8–5 | 61.54% |
| Pietro Smusi vs Jack-8 | 6–6 | 50.00% |
| Pietro Smusi vs Feng | 6–6 | 50.00% |
| Pietro Smusi vs Anna | 7–5 | 58.33% |
| Pietro Smusi vs Raven | 7–3 | 70.00% |
| Pietro Smusi vs Zafina | 7–2 | 77.78% |
| Pietro Smusi vs Shaheen | 6–2 | 75.00% |
| Pietro Smusi vs Kuma | 4–3 | 57.14% |
| Pietro Smusi vs Panda | 5–2 | 71.43% |
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.