The Samsung Galaxy A03 is an entry-level smartphone featuring a large 6.5-inch HD+ PLS TFT screen, a capable 48MP dual rear camera system (with a 2MP depth sensor), a 5MP selfie camera, a big 5,000mAh battery, and is powered by a Unisoc T606 octa-core processor, offering smooth performance for basic tasks, expandable storage (up to 1TB microSD), and running Android (starting from Android 11/13) with Samsung's One UI.