Xiaomi Redmi Note 15 4G

Xiaomi officially announced the Xiaomi Redmi Note 15 4G on December 18, 2025. Shortly after, the company released the device globally on January 06, 2026. As a result, the phone is now available in the market.

Design and Build

Xiaomi crafted the Redmi Note 15 4G with a slim 164 x 75.4 x 7.9 mm body and a balanced 183.7g weight, which feels comfortable during long usage. The phone supports dual Nano-SIM, making it suitable for users who manage multiple numbers.

Moreover, the device includes IP64 dust and water resistance, so it can handle everyday splashes and light exposure to dust. However, it is not designed for underwater use.

Display

The Redmi Note 15 4G features a large 6.77-inch AMOLED display that supports 68 billion colors and a 120Hz refresh rate. Consequently, scrolling, gaming, and animations feel extremely smooth.

Additionally, the panel supports 3840Hz PWM dimming, which helps reduce eye strain. With 3200 nits peak brightness, the screen remains clearly visible outdoors. The 1080 × 2392 resolution (~388 PPI) and ~89.7% screen-to-body ratio further enhance immersion.

Performance and Software

Xiaomi ships the Redmi Note 15 4G with Android 15 paired with HyperOS 2. Furthermore, Xiaomi promises up to four major Android upgrades, which ensures long-term software support.

The device runs on the MediaTek Helio G100 Ultra (6nm) chipset. Combined with the Mali-G57 MC2 GPU, it delivers smooth daily performance, efficient multitasking, and stable casual gaming.

Memory and Storage

The Xiaomi Redmi Note 15 4G comes in multiple storage configurations, including 128GB with 6GB RAM, 128GB with 8GB RAM, 256GB with 8GB RAM, and 512GB with 8GB RAM.

In addition, users can expand storage via a microSDXC card using the shared SIM slot, which adds flexibility for media-heavy users.

Rear Camera Performance

The phone features a 108MP primary rear camera with f/1.7 aperture and PDAF, allowing it to capture sharp and detailed photos in good lighting. Xiaomi also includes an auxiliary lens to support additional shooting modes.

Moreover, the camera supports HDR, panorama, and LED flash. For video recording, it captures 1080p footage at 30fps and 60fps, which suits everyday content creation.

Front Camera

On the front, the Xiaomi Redmi Note 15 4G uses a 20MP wide selfie camera. As a result, selfies look clear and natural. Additionally, the front camera records 1080p video at 30fps, making it suitable for video calls and social media content.

Audio and Connectivity

Xiaomi equips the Redmi Note 15 4G with stereo speakers enhanced by Dolby Atmos, delivering immersive audio output. It also supports 24-bit/192kHz Hi-Res audio. However, the device does not include a 3.5mm headphone jack.

Connectivity options include dual-band Wi-Fi, Wi-Fi Direct, Bluetooth 5.3, GPS, GALILEO, GLONASS, QZSS, BDS, NFC (region-dependent), and USB Type-C 2.0 with OTG.

Sensors and Security

The phone integrates an under-display optical fingerprint sensor, ensuring fast and secure unlocking. Additionally, it includes an accelerometer, gyro, compass, and proximity sensor, which enhance usability and navigation.

Battery and Charging

The Redmi Note 15 4G packs a large 6000mAh battery, which easily lasts a full day or more. Moreover, it supports 33W wired fast charging, allowing quick top-ups. It also features 18W reverse wired charging, enabling users to charge other devices when needed.

Color Options and Models

Xiaomi offers the Redmi Note 15 4G in Black, Forest Green, Glacier Blue, and Purple. The available model numbers include 2510DRA23E and 2510DRA23G.