| Singles competition |
| 1. #32 Alex Bakshi (OU) def. Alex Sendegeya (TT) 6-3, 6-3 |
| 2. Jake Van Emburgh (OU) def. #106 Tommy Mylnikov (TT) 6-2, 6-0 |
| 3. #60 Ferran Calvo (OU) vs. Connor Curry (TT) 6-3, 2-5, unfinished |
| 4. Adrian Oetzbach (OU) vs. Ilgiz Valiev (TT) 6-4, 5-2, unfinished |
| 5. Max Stewart (OU) vs. Artem Kapshuk (TT) 6-3, 2-5, unfinished |
| 6. Stefano Tsorotiotis (OU) def. Jackson Cobb (TT) 6-2, 6-2 |
| Doubles competition |
| 1. #68 Alex Bakshi/Jake Van Emburgh (OU) def. #66 Jackson Cobb/Alex Sendegeya (TT) 6-3 |
| 2. Ferran Calvo/Stefano Tsorotiotis (OU) def. Connor Curry/Ilgiz Valiev (TT) 6-3 |
| 3. Adrian Oetzbach/Jochen Bertsch (OU) vs. Matheus Leite/Tommy Mylnikov (TT) 3-4, unfinished |
| Match Notes |
| Texas Tech 19-10; National ranking #30 |
| Oklahoma 19-4; National ranking #14 |
| Order of finish: Doubles (1,2); Singles (2,6,1) |
| 2018 Big 12 Championships - Men's First Round |
| T-1:53 |