The Redmi Note 15 5G (released in early 2026) is the core model of the series, balancing high-end display technology with a durable, life-proof design. It features a 6.77-inch curved AMOLED display with a record-breaking 3,200 nits peak brightness and a 120Hz refresh rate, ensuring perfect visibility even in harsh sunlight. Under the hood, it is powered by the Snapdragon 6 Gen 3 chipset and a long-lasting 5,520mAh Silicon-Carbon battery that supports 45W fast charging and 18W reverse wired charging. Photography is a major focus with its 108MP MasterPixel main camera featuring OIS for stable 4K video, all protected by a reinforced "Titan Structure" that boasts IP66 water resistance and survival ratings for drops up to 1.7 meters.