Olympia
| # | Mannschaft | Zeit | |
|---|---|---|---|
| 1 |  | Allyson Felix | 50.84s |
| 2 |  | Roneisha McGregor | 51.14s |
| 3 |  | Lada Vondrová | 51.14s |
| 4 |  | Amarachi Pipi | 51.17s |
| 5 |  | Tiffani Silva Marinho | 52.11s |
| 6 |  | Leni Shida | 52.48s |
| 7 |  | Samantha Dirks | 54.16s |
| 8 |  | Tetyana Melnyk | 54.99s |
| # | Mannschaft | Zeit | |
|---|---|---|---|
| 1 | | Allyson Felix | 50.84s |
| 2 | | Roneisha McGregor | 51.14s |
| 3 | | Lada Vondrová | 51.14s |
| 4 | | Amarachi Pipi | 51.17s |
| 5 | | Tiffani Silva Marinho | 52.11s |
| 6 | | Leni Shida | 52.48s |
| 7 | | Samantha Dirks | 54.16s |
| 8 | | Tetyana Melnyk | 54.99s |
