| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2016/2017 | Liga Profesional de Fútbol | 2 | 33 | 0 | 0 | — | 6.68 |
| 2020 | Primera Division (Chile) | 14 | 903 | 3 | 2 | 0.5 | 7.03 |
| 2021 | Primera Division (Chile) | 31 | 2509 | 3 | 5 | 0.29 | 7.04 |
| 2022 | Primera Division (Chile) | 23 | 1697 | 4 | 0 | 0.21 | 6.89 |
| 2023 | Liga Profesional de Fútbol | 15 | 1031 | 1 | 0 | 0.09 | 6.83 |
| 2024 | Liga Profesional de Fútbol | 25 | 2061 | 3 | 4 | 0.31 | 7.02 |
| 2025 | Liga Profesional de Fútbol | 30 | 1962 | 3 | 2 | 0.23 | 6.87 |
| 2026 | Liga Profesional de Fútbol | 14 | 755 | 1 | 1 | 0.24 | 6.95 |
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 2026-07-25
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Platense | 7 | 5 | 1 | 1 | 0 | 0 | 1 | 0 |
 Vélez Sarsfield | 7 | 2 | 1 | 4 | 0 | 0 | 1 | 0 |
 Central Cordoba SdE | 6 | 3 | 1 | 2 | 1 | 0 | 0 | 1 |
 San Lorenzo | 5 | 1 | 4 | 0 | 0 | 0 | 0 | 0 |
 Banfield | 5 | 2 | 2 | 1 | 0 | 0 | 1 | 0 |
 Lanús | 5 | 2 | 0 | 3 | 0 | 0 | 0 | 0 |
 Newell's Old Boys | 4 | 1 | 2 | 1 | 2 | 1 | 0 | 0 |
 Rosario Central | 4 | 3 | 0 | 1 | 2 | 0 | 1 | 0 |
 Argentinos Juniors | 4 | 1 | 3 | 0 | 0 | 0 | 0 | 0 |
 Barracas Central | 4 | 2 | 0 | 2 | 0 | 0 | 0 | 0 |
 Estudiantes | 4 | 0 | 3 | 1 | 0 | 0 | 0 | 0 |
 Sarmiento | 4 | 1 | 2 | 1 | 0 | 0 | 1 | 0 |
 Talleres Córdoba | 4 | 0 | 0 | 4 | 1 | 0 | 0 | 0 |
 Atlético Tucumán | 4 | 2 | 0 | 2 | 0 | 2 | 0 | 0 |
 Godoy Cruz | 4 | 0 | 3 | 1 | 0 | 0 | 1 | 0 |
 Gimnasia La Plata | 3 | 0 | 0 | 3 | 1 | 0 | 2 | 0 |
 Boca Juniors | 3 | 0 | 1 | 2 | 0 | 0 | 1 | 0 |
 Independiente Rivadavia | 3 | 2 | 0 | 1 | 0 | 0 | 0 | 0 |
 Racing Club | 3 | 1 | 2 | 0 | 0 | 0 | 0 | 0 |
 Belgrano | 3 | 1 | 1 | 1 | 1 | 0 | 1 | 0 |
In the 2026 Liga Profesional de Fútbol, Walter Mazzantti made 14 appearances (755 minutes), with 1 goal and 1 assist — 0.24 goal involvements per 90. His average match rating for that season computes to 6.95.
His recorded league career runs from 2016 to 2026: 8 seasons across 5 clubs. At his best he averaged 7.04 in 2021, Primera Division (Chile); at his worst, 6.83 in 2023.
