REDMI 15 5G Buying Guide: Battery and FeliCa Support

The REDMI 15 5G is a SIM-free smartphone featuring an exceptionally large 7,000mAh battery [S1]. According to manufacturer claims, the battery maintains over 80% capacity after 1,000 charging cycles and can support making and receiving calls in standby mode even at 1% battery [S1]. It supports 33W turbo charging for a balance between charging speed and longevity [S1]. The device features a 6.9-inch FHD+ display with an automatic refresh rate adjustment to ensure smooth visuals during browsing or video playback [S1]. It is powered by the Snapdragon 6s Gen 3 processor (6nm process) for stable daily performance [S1]. The camera system consists of a 50MP AI dual camera capable of night shots and a selfie beauty mode [S1]. For users in Japan, the phone is compatible with FeliCa/NFC and supports major carriers including docomo, au, SoftBank, and Rakuten Mobile [S1]. It also carries an IP64 rating for dust and splash resistance [S1].