The Redmi Note 15 features a 6.77-inch full HD AMOLED display with a 120Hz refresh rate and 3,200 nits peak brightness. It is powered by a Snapdragon 6 Gen 3 processor, with 8GB RAM and 128GB/256GB storage options. The camera setup includes a 108MP main sensor and an 8MP ultra-wide lens, with a 20MP front camera. It has a 5,520mAh battery supporting 45W charging.