| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2019/2020 | Challenge League | 33 | 2723 | 3 | 0 | 0.1 | — |
| 2020/2021 | Challenge League | 28 | 963 | 0 | 0 | 0 | — |
| 2021/2022 | Challenge League | 36 | 3240 | 2 | 1 | 0.08 | — |
| 2022/2023 | Challenge League | 35 | 3094 | 8 | 1 | 0.26 | — |
| 2023/2024 | 3. Liga | 28 | 2389 | 0 | 1 | 0.04 | 6.38 |
| 2024/2025 | Challenge League | 35 | 3150 | 4 | 0 | 0.11 | 7.3 |
| 2025/2026 | Challenge League | 27 | 2430 | 1 | 2 | 0.11 | 7.12 |
| 2026/2027 | Challenge League | 5 | 446 | 0 | 0 | 0 | 6.66 |
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.
Cohort: 67 Challenge League defenders, 2025/2026, min. 450 minutes. Computed by ranking the full league corpus, not taken from any feed.
Figures computed from the GioScore season-stats database · as of 2026-09-01
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Vaduz | 8 | 4 | 2 | 2 | 0 | 0 | 1 | 0 |
 Bellinzona | 6 | 3 | 2 | 1 | 1 | 0 | 1 | 0 |
 Thun | 5 | 1 | 1 | 3 | 0 | 0 | 1 | 0 |
 Lausanne Sport | 3 | 0 | 2 | 1 | 1 | 0 | 0 | 0 |
 FC Schaffhausen | 3 | 2 | 0 | 1 | 0 | 0 | 0 | 0 |
 Ingolstadt | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Ulm | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
 Rot-Weiss Essen | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
 DSC Arminia Bielefeld | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 MSV Duisburg | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
 Jahn Regensburg | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Unterhaching | 2 | 0 | 1 | 1 | 0 | 0 | 1 | 0 |
 Winterthur | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
 Chiasso | 2 | 1 | 1 | 0 | 0 | 0 | 1 | 0 |
 Borussia Dortmund II | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
 Verl | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
 Rapperswil-Jona | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 |
 1860 München | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Sion | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Neuchâtel Xamax | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
Player stats against each opponent national team
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Israel U19 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 0 |
 Spain U21 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Italy U21 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Norway U21 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 France U21 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Poland U19 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
 Belarus U19 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 France U19 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
In the 2026/2027 Challenge League, Serge Müller played 5 games (446 minutes) without a direct goal contribution. Per-match rating over the season: 6.66. By match rating he sits in the top 10% of a 67-strong pool of Challenge League defenders (2025/2026, min. 450 minutes); on goals he ranks 17th of 67.
His league record spans 8 seasons (2019–2026) across 4 clubs. At his best he averaged 7.3 in 2024/2025, Challenge League; at his worst, 6.38 in 2023/2024.
