| Final 21:47 | time | | L | | 1. Nigeria |  NGR | 1:30.52 | WL | 4 | 8 | | Blessing Okagbare, Regina George, Dominique Duncan, Christy Udoh | | 2. Jamaica |  JAM | 1:31.73 | | 3 | 7 | | Samatha Henry-Robinson, Veronica Campbell-Brown, Shericka Williams, Sherone Simpson | | 3. Germany |  GER | 1:33.61 | SB | 8 | 6 | | Rebeka Haase, Anne Christina Haack, Nadine Gonska, Josefina Elsler | | 4. China |  CHN | 1:34.89 | AR | 1 | 5 | | Qiqi Yuan, Lingwei Kong, Xiaojing Liang, Huijun Lin | | 5. Ireland |  IRL | 1:36.90 | NR | 2 | 4 | | Amy Foster, Stephanie Creaner, Sarah Lavin, Phil Healy | | -. Bahamas |  BAH | DQ R170.7 | 5 | | | Sheniqua Ferguson, Anthonique Strachan, Brianne Bethel, Shaune Miller | | -. United States |  USA | DNF | 6 | | | Shalonda Solomon, Kimberlyn Duncan, Jeneba Tarmoh, Allyson Felix | | -. France |  FRA | DNF | 7 | | | Brigitte Ntiamoah, Deborah Sananes, Jennifer Galais, Celine Distel-Bonnet |
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| R170.7 - Passing the baton outside the takeover zone. | | Temperature: 27 C, Humidity 80%. |
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