| Year | Host | Gold | Silver | Bronze |
| 2021 | Tokyo, Japan | Büyük Britanya Kathleen Dawson Adam Peaty James Guy Anna Hopkin | Çin Xu Jiayu Yan Zibei Zhang Yufei Yang Junxuan | Avustralya Kaylee McKeown Zac Stubblety-Cook Matthew Temple Emma McKeon |
| Year | Host | Gold | Silver | Bronze |
| 2021 | Tokyo, Japan | Büyük Britanya Kathleen Dawson Adam Peaty James Guy Anna Hopkin | Çin Xu Jiayu Yan Zibei Zhang Yufei Yang Junxuan | Avustralya Kaylee McKeown Zac Stubblety-Cook Matthew Temple Emma McKeon |