| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2017/2018 | Admiral Bundesliga | 2 | 124 | 0 | 0 | 0 | 7.14 |
| 2017/2018 | Regionalliga: Ost | 8 | 712 | 0 | 0 | 0 | — |
| 2018/2019 | Admiral Bundesliga | 26 | 1917 | 0 | 2 | 0.09 | 7.12 |
| 2019/2020 | Admiral Bundesliga | 4 | 360 | 1 | 0 | 0.25 | 6.94 |
| 2019/2020 | Serie A | 24 | 1268 | 2 | 1 | 0.21 | 6.86 |
| 2020/2021 | Serie A | 28 | 1674 | 0 | 0 | 0 | 6.71 |
| 2021/2022 | Serie A | 31 | 2047 | 0 | 1 | 0.04 | 6.79 |
| 2022/2023 | Serie A | 2 | 13 | 0 | 0 | — | 6.63 |
| 2023/2024 | Super Lig | 26 | 1128 | 1 | 4 | 0.4 | 7.06 |
| 2024/2025 | Super Lig | 28 | 1868 | 3 | 2 | 0.24 | 7.14 |
| 2025/2026 | Super Lig | 24 | 1212 | 1 | 2 | 0.22 | 6.76 |
Domestic league competitions only (SportMonks sub_type='domestic'); national-team, continental and cup competitions are excluded. Classification resolved by league id against the canonical leagues index. G+A/90 computed from minutes actually played.
Figures computed from the GioScore season-stats database · as of 2026-07-30
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Lazio | 8 | 4 | 0 | 4 | 0 | 0 | 1 | 0 |
 Juventus | 8 | 1 | 2 | 5 | 0 | 0 | 2 | 0 |
 Inter | 8 | 1 | 1 | 6 | 0 | 0 | 3 | 0 |
 Gaziantep F.K. | 8 | 8 | 0 | 0 | 0 | 0 | 2 | 0 |
 Galatasaray | 7 | 2 | 3 | 2 | 0 | 0 | 1 | 0 |
 Fiorentina | 7 | 3 | 2 | 2 | 1 | 0 | 1 | 0 |
 Sampdoria | 7 | 3 | 3 | 1 | 0 | 0 | 0 | 0 |
 Beşiktaş | 7 | 4 | 0 | 3 | 0 | 0 | 0 | 0 |
 Napoli | 7 | 1 | 2 | 4 | 0 | 0 | 0 | 0 |
 Kasımpaşa | 7 | 5 | 2 | 0 | 0 | 2 | 0 | 0 |
 Bologna | 7 | 4 | 2 | 1 | 0 | 1 | 1 | 0 |
 Antalyaspor | 6 | 5 | 1 | 0 | 1 | 0 | 0 | 0 |
 Genoa | 6 | 3 | 2 | 1 | 0 | 0 | 1 | 0 |
 AC Milan | 6 | 2 | 1 | 3 | 0 | 0 | 0 | 0 |
 Udinese | 6 | 0 | 2 | 4 | 0 | 0 | 1 | 0 |
 Cagliari | 6 | 1 | 5 | 0 | 0 | 0 | 0 | 0 |
 Torino | 6 | 1 | 2 | 3 | 0 | 0 | 0 | 0 |
 Trabzonspor | 6 | 5 | 0 | 1 | 0 | 0 | 1 | 0 |
 Atalanta | 6 | 1 | 1 | 4 | 0 | 0 | 1 | 0 |
 Hellas Verona | 6 | 4 | 1 | 1 | 0 | 0 | 0 | 0 |
Player stats against each opponent national team
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Hungary | 4 | 2 | 0 | 2 | 0 | 0 | 0 | 0 |
 Italy | 3 | 0 | 1 | 2 | 0 | 0 | 1 | 0 |
 Wales | 3 | 0 | 2 | 1 | 0 | 0 | 1 | 0 |
 Montenegro | 3 | 1 | 1 | 1 | 0 | 0 | 0 | 0 |
 Iceland | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 |
 Austria | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Georgia | 2 | 2 | 0 | 0 | 1 | 0 | 0 | 0 |
 Netherlands | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
 Latvia | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
 Gibraltar | 2 | 2 | 0 | 0 | 1 | 0 | 1 | 0 |
 Albania U21 | 2 | 1 | 1 | 0 | 1 | 0 | 0 | 0 |
 Guinea | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
 Sweden | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 United States | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Mexico | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Norway | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
 Japan | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Azerbaijan | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Ukraine | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
 Bosnia and Herzegovina | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
Mert Müldür closed the 2025/2026 Super Lig campaign on 1 goal and 2 assists from 24 outings (1,212 minutes) — 0.22 goal involvements per 90. GioScore's computed rating for the season averages 6.76.
2024/2025 stands as his highest-rated season (7.14, Super Lig), with 2020/2021 the weakest (6.71).
