Final
samedi 18 août 2018, 16h53 GMT – 16h53 GMT
| Nom | Équipe | Temps | |
|---|---|---|---|
| 1 |  Christian Coleman | United States | 9.94″ |
| 2 |  Reece Prescod | Great Britain | + 0″ |
| 3 |  Noah Lyles | United States | + 0.04″ |
| 4 |  Yohan Blake | Jamaica | + 0.05″ |
| 5 |  Zharnel Hughes | Great Britain | + 0.11″ |
| 6 |  Akani Simbine | South Africa | + 0.15″ |
| 7 |  Tyquendo Tracey | Jamaica | + 0.21″ |
| 8 |  Chijindu Ujah | Great Britain | + 0.23″ |
| 9 | Mike Rodgers | United States | + 0.28″ |