| SpartanoDeRoma vs Kazuya | 384–537 | 41.69% |
| SpartanoDeRoma vs Bryan | 441–398 | 52.56% |
| SpartanoDeRoma vs Hwoarang | 403–411 | 49.51% |
| SpartanoDeRoma vs Jin | 352–458 | 43.46% |
| SpartanoDeRoma vs King | 383–401 | 48.85% |
| SpartanoDeRoma vs Paul | 299–251 | 54.36% |
| SpartanoDeRoma vs Steve | 260–290 | 47.27% |
| SpartanoDeRoma vs Heihachi | 250–293–1 | 46.04% |
| SpartanoDeRoma vs Law | 247–290–1 | 46.00% |
| SpartanoDeRoma vs Dragunov | 254–267 | 48.75% |
| SpartanoDeRoma vs Reina | 269–238 | 53.06% |
| SpartanoDeRoma vs Lili | 275–203 | 57.53% |
| SpartanoDeRoma vs Yoshimitsu | 221–244 | 47.53% |
| SpartanoDeRoma vs Asuka | 189–167 | 53.09% |
| SpartanoDeRoma vs Devil Jin | 186–165 | 52.99% |
| SpartanoDeRoma vs Feng | 152–165 | 47.95% |
| SpartanoDeRoma vs Alisa | 144–156 | 48.00% |
| SpartanoDeRoma vs Xiaoyu | 140–156 | 47.30% |
| SpartanoDeRoma vs Lee | 108–176 | 38.03% |
| SpartanoDeRoma vs Lars | 137–142 | 49.10% |
| SpartanoDeRoma vs Jun | 148–125–1 | 54.21% |
| SpartanoDeRoma vs Nina | 141–122 | 53.61% |
| SpartanoDeRoma vs Armor King | 109–146 | 42.75% |
| SpartanoDeRoma vs Azucena | 114–133 | 46.15% |
| SpartanoDeRoma vs Anna | 103–140 | 42.39% |
| SpartanoDeRoma vs Fahkumram | 113–127 | 47.08% |
| SpartanoDeRoma vs Eddy | 88–144 | 37.93% |
| SpartanoDeRoma vs Clive | 85–138 | 38.12% |
| SpartanoDeRoma vs Lidia | 84–117 | 41.79% |
| SpartanoDeRoma vs Claudio | 90–83 | 52.02% |
| SpartanoDeRoma vs Victor | 51–116 | 30.54% |
| SpartanoDeRoma vs Leroy | 85–81 | 51.20% |
| SpartanoDeRoma vs Leo | 84–79 | 51.53% |
| SpartanoDeRoma vs Raven | 65–86 | 43.05% |
| SpartanoDeRoma vs Jack-8 | 51–70 | 42.15% |
| SpartanoDeRoma vs Kuma | 47–69 | 40.52% |
| SpartanoDeRoma vs Zafina | 46–54 | 46.00% |
| SpartanoDeRoma vs Shaheen | 41–42 | 49.40% |
| SpartanoDeRoma vs Miary Zo | 13–29–1 | 30.95% |
| SpartanoDeRoma vs Panda | 11–26 | 29.73% |
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.