| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2019 | Virsliga | 3 | 124 | 0 | 0 | 0 | — |
| 2020 | Virsliga | 14 | 597 | 0 | 0 | 0 | — |
| 2021 | Virsliga | 15 | 642 | 0 | 0 | 0 | — |
| 2022 | Virsliga | 34 | 2971 | 0 | 0 | 0 | — |
| 2023 | Virsliga | 35 | 3058 | 1 | 0 | 0.03 | 7.13 |
| 2024 | Virsliga | 34 | 3039 | 1 | 0 | 0.03 | 6.84 |
| 2025 | Virsliga | 22 | 1799 | 1 | 0 | 0.05 | 6.79 |
| 2025/2026 | Chance Národní Liga | 12 | 992 | 1 | 0 | 0.09 | 6.56 |
| 2026/2027 | Chance Liga | 6 | 540 | 0 | 1 | 0.17 | 6.89 |
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 2026-09-02
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Grobiņa | 7 | 4 | 1 | 2 | 0 | 0 | 1 | 0 |
 Auda | 4 | 1 | 0 | 3 | 0 | 0 | 0 | 0 |
 Riga | 3 | 0 | 1 | 2 | 0 | 0 | 2 | 1 |
 Spartaks Jūrmala | 3 | 1 | 1 | 1 | 0 | 0 | 0 | 0 |
 Metta / LU | 3 | 3 | 0 | 0 | 0 | 0 | 0 | 0 |
 Tukums | 3 | 1 | 2 | 0 | 1 | 0 | 0 | 0 |
 Valmiera | 3 | 1 | 1 | 1 | 0 | 0 | 0 | 0 |
 FC Daugavpils | 3 | 0 | 0 | 3 | 0 | 0 | 0 | 0 |
 Zbrojovka Brno | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
 Liepāja | 2 | 0 | 0 | 2 | 0 | 0 | 1 | 0 |
 Jelgava | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Příbram | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Slovan Liberec | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Viktoria Žižkov | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Bohemians 1905 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Vysočina Jihlava | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Sparta Praha | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Spartak Trnava | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 České Budějovice | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Viktoria Plzeň | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
Player stats against each opponent national team
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Armenia | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Türkiye | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Faroe Islands | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Lithuania | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Moldova U17 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
 Poland U21 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
 Estonia U21 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Greece U17 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
 Belgium U17 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
Oskars Vientiess closed the 2026/2027 Chance Liga with 1 assist, without scoring, over 6 appearances (540 minutes) — 0.17 goal involvements per 90. Per-match rating over the season: 6.89.
His best-rated season remains 2023 (7.13, Virsliga); his lowest was 2025/2026 (6.56). Compared with his earlier career average, the last two rated seasons are down by 0.19.
