The Galaxy Fit 3 is reported to have a significant 21-day battery life, which is longer than many of its peers, including the previous Galaxy Fit 2 and devices like the Fitbit Sense 2, which typically lasts about a week on a single charge.18 Dec 2023The battery inside the Galaxy Fit is a 120mAh cell. Samsung says it lasts 7-8 days of 'typical' usage, but this is presumably with the default settings applied.The device also features an aluminum case with an IP68 rating for dust and water resistance.Galaxy Fit3 features a 1.6-inch AMOLED display with 256 x 402 px resolution and a plastic design with aluminum sides. The band will feature 100+ ...