See Key for column definitions.
| Team | Competition | Starts | Subs | Subbed | Total | Mins | MPG | Rating |
| Grêmio U20 | Brasileiro U20 A | 0 | 0 | 0 | 4 | 300 | 75.0 | 6.69 |
| Gremio | Gaúcho - 1 | 0 | 2 | 0 | 2 | 43 | 21.5 | 6.21 |
| Grêmio U20 | São Paulo Youth Cup | 0 | 0 | 0 | 6 | 498 | 83.0 | 7.20 |
| Totals | | 0 | 2 | 0 | 12 | 841 | 70.1 | 6.87 |
Key to column names
See Key for column definitions.
| Team | Competition | Appearances | Goals | GPG | MPG | Assists | Shots | On T | Off T | SPG | Dribbles | Passes | Acc | Fouled |
| Grêmio U20 | Brasileiro U20 A | 4 | 1 | 4.0 | 300 | 1 | 5 | 4 | 1 | 5 | 0 | 84 | 79 | 0 |
| Gremio | Gaúcho - 1 | 2 | 0 | | | 0 | 1 | 1 | 0 | N/A | 0 | 16 | 81 | 0 |
| Grêmio U20 | São Paulo Youth Cup | 6 | 2 | 3.0 | 249 | 0 | 18 | 8 | 10 | 9 | 0 | 78 | 73 | 0 |
| Totals | | 12 | 3 | | | 1 | 24 | 13 | 11 | 8 | 0 | 178 | 233 | 0 |
Key to column names
- GPG
- Goals per game
- MPG
- Minutes per goal
- SPG
- Shots per goal
- On T
- Shots on Target
- Off T
- Shots off Target
- Acc
- Accurate passes
| Team |
Competition |
Appearances |
Conceded | Saves | Tackles | Blocks | Interceptions | Duels Won | Duels Lost | Fouls Committed |
| Grêmio U20 | Brasileiro U20 A | 4 | 7 | 0 | 1 | 0 | 2 | 0 | 0 | 0 |
| Gremio | Gaúcho - 1 | 2 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 |
| Grêmio U20 | São Paulo Youth Cup | 6 | 6 | 0 | 1 | 1 | 1 | 0 | 0 | 0 |
| Totals | | 12 | 13 | 0 | 2 | 1 | 5 | 0 | 0 | 0 |
The total yellow and red cards received by Gabriel Mec in each competition are shown below.