The Xiaomi Redmi Note 15 (China) is a mid-range 5G phone built around a bright AMOLED display, a Snapdragon 6 Gen 3 chipset, and a large 5800mAh battery.
This China-market model stands out for its slim 7.4mm body, IP68 dust and water resistance, expandable storage, stereo speakers with Dolby Atmos, and reverse wired charging support.
Full Specifications
Network
| Technology | GSM / HSPA / LTE / 5G |
| 2G bands | GSM 850 / 900 / 1800 / 1900 |
| 3G bands | HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G bands | 1, 3, 5, 8, 19, 28, 34, 38, 39, 40, 41, 42, 48 |
| 5G bands | 1, 3, 5, 8, 28, 38, 40, 41, 48, 77, 78 SA/NSA |
| Speed | HSPA, LTE, 5G |
Launch
| Announced | 2025, August 21 |
| Status | Available. Released 2025, August 21 |
Body
| Dimensions | 165 x 75.4 x 7.4 mm (6.50 x 2.97 x 0.29 in) |
| Weight | 178 g (6.28 oz) |
| SIM | Nano-SIM + Nano-SIM |
| IP68 dust tight and water resistant (immersible up to 1.5m for 30 min) |
Display
| Type | AMOLED, 68B colors, 120Hz, 3200 nits (peak) |
| Size | 6.77 inches, 110.9 cm2 (~89.1% screen-to-body ratio) |
| Resolution | 1080 x 2392 pixels (~388 ppi density) |
| Protection | Xiaomi Dragon Crystal Glass |
Platform
| OS | Android 15, HyperOS 2 |
| Chipset | Qualcomm SM6475-AB Snapdragon 6 Gen 3 (4 nm) |
| CPU | Octa-core (4×2.4 GHz Cortex-A78 & 4×1.8 GHz Cortex-A55) |
| GPU | Adreno 710 |
Memory
| Card slot | microSDXC (uses shared SIM slot) |
| Internal | 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM |
| UFS 2.2 |
Main Camera
| Dual | 50 MP, f/1.8, (wide), 1/2.88", 0.61µm, PDAF Auxiliary lens |
| Features | LED flash, HDR, panorama |
| Video | 4K@30fps, 1080p@30fps, gyro-EIS |
Selfie camera
| Single | 8 MP, (wide) |
| Features | HDR, panorama |
| Video | 1080p@30/60fps |
Sound
| Loudspeaker | Yes, with stereo speakers (with Dolby Atmos) |
| 3.5mm jack | No |
| 24-bit/192kHz Hi-Res & Hi-Res wireless audio |
Comms
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct |
| Bluetooth | 5.1, A2DP, LE |
| Positioning | GPS, GALILEO, GLONASS, QZSS, BDS (B1l+B1C) |
| NFC | Yes |
| Infrared port | Yes |
| Radio | No |
| USB | USB Type-C 2.0, OTG |
Features
| Sensors | Fingerprint (under display, optical), accelerometer, gyro, compass, proximity |
Battery
| Type | Li-Ion 5800 mAh |
| Charging | 45W wired 22.5W reverse wired |
Misc
| Colors | Black, White, Blue |
Why Should You Buy the Xiaomi Redmi Note 15 (China)?
The Redmi Note 15 (China) targets buyers who want a practical daily phone with a strong mix of screen quality, battery capacity, durability, and 5G connectivity. Its biggest value points are the 120Hz AMOLED panel, IP68 rating, 5800mAh battery, and Snapdragon 6 Gen 3 platform.
Design and Durability
At 165 x 75.4 x 7.4mm and 178g, the phone is relatively slim and manageable for a device with a 6.77-inch screen. The IP68 rating gives it stronger dust and water resistance than many basic mid-range phones, while Xiaomi Dragon Crystal Glass adds another durability-focused feature on the front.
Display Quality
The 6.77-inch AMOLED display is one of the main highlights. It supports 68 billion colors, a 120Hz refresh rate, 1080 x 2392 resolution, and a quoted 3200-nit peak brightness, making it well suited for scrolling, video, reading, and outdoor use.
Performance and Storage
The Snapdragon 6 Gen 3 chipset is paired with an Adreno 710 GPU and Android 15-based HyperOS 2. Storage options range from 128GB with 6GB RAM to 256GB with 12GB RAM, and the microSDXC slot adds flexibility, though it uses the shared SIM slot.
Camera Experience
The rear camera setup is led by a 50MP wide camera with PDAF and an auxiliary lens. It supports HDR, panorama, 4K video at 30fps, 1080p recording, and gyro-EIS. The 8MP front camera is modest, but it covers 1080p video and basic social-media use.
Battery and Charging
The 5800mAh battery is a strong advantage for users who prioritize endurance. The phone supports 45W wired charging and 22.5W reverse wired charging, so it can also top up smaller accessories or another device when needed.
Software and Security
The phone ships with Android 15 and HyperOS 2, giving it Xiaomi’s latest software layer from launch. Security is handled by an under-display optical fingerprint sensor, with the usual motion and navigation sensors included.
Connectivity and Audio
Connectivity is broad for a China-focused model, with GSM, HSPA, LTE, and 5G support, plus Wi-Fi ac, Bluetooth 5.1, NFC, infrared, USB-C OTG, and multiple satellite positioning systems. Audio is handled by stereo speakers with Dolby Atmos and Hi-Res wired and wireless audio, but there is no 3.5mm headphone jack.
Who Should Buy It?
The Redmi Note 15 (China) makes sense for buyers who want a bright AMOLED screen, long battery life, water resistance, and dependable mid-range performance. It is less ideal for users who want a more advanced multi-camera system, a headphone jack, or a globally tuned band list.
Conclusion
The Xiaomi Redmi Note 15 (China) is a well-rounded mid-range 5G phone with a strong display, durable body, large battery, and practical connectivity. It is recommended for users who value screen quality and endurance over flagship-grade cameras.
