| SPTN|SIERRANO vs Jin | 270–209 | 56.37% |
| SPTN|SIERRANO vs Kazuya | 295–169 | 63.58% |
| SPTN|SIERRANO vs Hwoarang | 271–181–1 | 59.96% |
| SPTN|SIERRANO vs King | 259–182 | 58.73% |
| SPTN|SIERRANO vs Heihachi | 225–187 | 54.61% |
| SPTN|SIERRANO vs Bryan | 251–144 | 63.54% |
| SPTN|SIERRANO vs Paul | 220–153 | 58.98% |
| SPTN|SIERRANO vs Yoshimitsu | 180–147 | 55.05% |
| SPTN|SIERRANO vs Steve | 194–126 | 60.62% |
| SPTN|SIERRANO vs Law | 204–114 | 64.15% |
| SPTN|SIERRANO vs Dragunov | 161–130 | 55.33% |
| SPTN|SIERRANO vs Reina | 150–125 | 54.55% |
| SPTN|SIERRANO vs Asuka | 160–112–1 | 58.82% |
| SPTN|SIERRANO vs Nina | 139–114 | 54.94% |
| SPTN|SIERRANO vs Lili | 137–110 | 55.47% |
| SPTN|SIERRANO vs Lars | 145–100 | 59.18% |
| SPTN|SIERRANO vs Devil Jin | 125–113 | 52.52% |
| SPTN|SIERRANO vs Lee | 113–120 | 48.50% |
| SPTN|SIERRANO vs Azucena | 120–112 | 51.72% |
| SPTN|SIERRANO vs Eddy | 136–88 | 60.71% |
| SPTN|SIERRANO vs Xiaoyu | 130–92 | 58.56% |
| SPTN|SIERRANO vs Raven | 117–103 | 53.18% |
| SPTN|SIERRANO vs Alisa | 128–83–1 | 60.66% |
| SPTN|SIERRANO vs Jun | 105–96 | 52.24% |
| SPTN|SIERRANO vs Feng | 114–72 | 61.29% |
| SPTN|SIERRANO vs Leo | 108–77 | 58.38% |
| SPTN|SIERRANO vs Victor | 79–83 | 48.77% |
| SPTN|SIERRANO vs Jack-8 | 91–64 | 58.71% |
| SPTN|SIERRANO vs Leroy | 89–65–1 | 57.79% |
| SPTN|SIERRANO vs Claudio | 88–61 | 59.06% |
| SPTN|SIERRANO vs Kuma | 83–56 | 59.71% |
| SPTN|SIERRANO vs Zafina | 78–56 | 58.21% |
| SPTN|SIERRANO vs Shaheen | 53–55 | 49.07% |
| SPTN|SIERRANO vs Lidia | 56–48 | 53.85% |
| SPTN|SIERRANO vs Clive | 39–49 | 44.32% |
| SPTN|SIERRANO vs Anna | 49–27 | 64.47% |
| SPTN|SIERRANO vs Panda | 26–38 | 40.62% |
| SPTN|SIERRANO vs Fahkumram | 16–20 | 44.44% |
| SPTN|SIERRANO vs Miary Zo | 6–3 | 66.67% |
| SPTN|SIERRANO vs Armor King | 2–4 | 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.