| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2020/2021 | Niké Liga | 1 | 20 | 0 | 0 | — | 0 |
| 2021/2022 | Niké Liga | 4 | 255 | 0 | 0 | 0 | — |
| 2021/2022 | 2. Liga | 5 | 450 | 1 | 0 | 0.2 | — |
| 2022/2023 | Niké Liga | 1 | 90 | 0 | 0 | 0 | — |
| 2022/2023 | 2. Liga | 11 | 733 | 3 | 0 | 0.37 | — |
| 2023/2024 | Niké Liga | 29 | 2161 | 6 | 5 | 0.46 | 7.26 |
| 2024/2025 | Niké Liga | 29 | 825 | 3 | 0 | 0.33 | 7.25 |
| 2025/2026 | Ligue 1 | 15 | 167 | 1 | 0 | 0.54 | 6.25 |
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 2026-07-18
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Podbrezová | 8 | 2 | 4 | 2 | 4 | 1 | 0 | 0 |
 Dunajská Streda | 7 | 2 | 1 | 4 | 0 | 3 | 1 | 0 |
 Spartak Trnava | 7 | 5 | 1 | 1 | 1 | 0 | 1 | 0 |
 Slovan Bratislava | 5 | 3 | 0 | 2 | 3 | 0 | 1 | 0 |
 FK Košice | 4 | 1 | 1 | 2 | 1 | 0 | 0 | 0 |
 Zemplín Michalovce | 3 | 1 | 2 | 0 | 1 | 0 | 0 | 0 |
 Ružomberok | 3 | 1 | 1 | 1 | 0 | 2 | 0 | 0 |
 Skalica | 3 | 1 | 2 | 0 | 0 | 0 | 0 | 0 |
 Banská Bystrica | 3 | 2 | 0 | 1 | 0 | 0 | 0 | 0 |
 Olympique Marseille | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
 Brest | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 |
 Lens | 2 | 0 | 0 | 2 | 0 | 0 | 2 | 0 |
 Nice | 2 | 2 | 0 | 0 | 0 | 0 | 1 | 0 |
 Paris Saint Germain | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
 Rennes | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
 LOSC Lille | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
 Le Havre | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
 Trenčín | 2 | 2 | 0 | 0 | 0 | 1 | 0 | 0 |
 Metz | 2 | 2 | 0 | 0 | 1 | 0 | 0 | 0 |
 Auxerre | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
Player stats against each opponent national team
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Spain U21 | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
 Romania | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Germany U21 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Italy U21 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Romania U21 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Netherlands U21 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
 France U21 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Greece U21 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Hungary U21 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Malta U21 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Romania U19 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Italy U19 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Austria U19 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 France U19 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Colombia U20 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 USA U20 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Ecuador U20 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 0 |
In 2025/2026, Mario Sauer hit 1 goal over 15 Ligue 1 outings (167 minutes) and provided no assists — 0.54 goal involvements per 90. Per-match rating over the season: 6.25.
2023/2024 stands as his highest-rated season (7.26, Niké Liga), with 2025/2026 the weakest (6.25).
