(CLICK HERE TO BUY) The Redmi Note 15 series, launched globally in late 2025, represents a significant leap for Xiaomi’s most popular smartphone lineup. This year, the focus has shifted toward extreme battery longevity, flagship-level display brightness, and the introduction of Xiaomi’s HyperOS 2.0. While the "Pro" models often grab the headlines, the base Redmi Note 15 4G and Redmi Note 15 5G are the high-volume heroes designed for the general consumer. Despite sharing a name and a similar design language, these two devices are tailored for different users: one prioritizes pure endurance and value, while the other focuses on modern connectivity and balanced performance. Design and Build: A Shared Identity Both the 4G and 5G variants of the Redmi Note 15 move away from the boxy designs of previous years in favor of a curved aesthetic . They feature a 6.77-inch curved AMOLED display that flows into the frame, providing a more premium feel in the hand than their mi...