| 1 | SUI Lugano Aquatics | De Conto Rodrigo, Cerruti Sophie, Aurino Federico, Masdea Noemi | 02'53''00 | 171 |  |  | |
50m 43.51 (43.51) 100m 1:34.48 (50.97) [1:34.48] 150m 2:15.88 (41.40) 200m 2:53.00 (37.12) [1:18.52] |
| 2 | SUI Nuoto Sport Locarno | Lanza Peter, Walder Elena, Raineri Sophie, Bette Kalil | 03'02''38 | 146 | | | |
50m 45.07 (45.07) 100m 1:34.25 (49.18) [1:34.25] 150m 2:24.01 (49.76) 200m 3:02.38 (38.37) [1:28.13] |
| 3 | SUI Swimming Team Savosa | Tarotelli Lorenzo, Rusca Sara Giada, Benetti Anika, Alberti Geo | 03'02''69 | 145 | | | |
50m 45.44 (45.44) 100m 1:35.73 (50.29) [1:35.73] 150m 2:20.34 (44.61) 200m 3:02.69 (42.35) [1:26.96] |
| 4 | SUI Swimming Team Savosa | Merz Leyla, Borsari Anna, Ancarani Enea, Consorti Liam | 03'24''48 | 104 | | | |
50m 47.10 (47.10) 100m 1:41.57 (54.47) [1:41.57] 150m 2:38.33 (56.76) 200m 3:24.48 (46.15) [1:42.91] |
| 5 | SUI Mendrisiotto Nuoto | Schwegler Emilie, Quaranta Thomas, Bubon Arsenii, Sacco Ariel | 03'25''39 | 102 | | | |
50m 51.83 (51.83) 100m 1:44.77 (52.94) [1:44.77] 150m 2:40.13 (55.36) 200m 3:25.39 (45.26) [1:40.62] |
| | SUI Swimming Team Savosa | Amore Greta, Fasola Jaron, Mellone Carola, Solca Leonard | Squalificato | |
| | SUI Lugano Aquatics | Tamagni Sara, Rocco Francesca, Guerra Jacopo, Torre Leonardo | Squalificato | |
