Overview Product


Massive 6000mAh (typ) battery
Immersive 6.9" display

Massive 6000mAh (typ) battery
Up to 82 hours of music playback
Sleek and refined 7.99mm design
IP64 dust and water resistance
Immersive 6.9" display
Up to 120Hz high refresh rate

Powered by 33W fast charging
31 mins to 50% battery

Powerful octa-core processor
Up to 16GB RAM with Memory extension
50MP AI dual camera system
Capture vivid moments with stunning clarity

Slim body
Comfortable to hold

Massive 6000mAh (typ) battery
More power, still sleek
Redmi 15C features a massive 6000mAh battery in a sleek body. Enjoy ultra-long battery life without compromising on style or comfort—built to power your day and beyond.
+840mAh
battery capacity
Data comes from Xiaomi Internal Labs and is compared to Redmi 14C.
Long-life battery
Exceptional power supply performance
After completing 1000 full charge cycles, the battery can still maintain 80% or more of its original capacity.
2.14 days
DOU battery life
Up to 22 hours
video playback
Up to 82 hours
music playback
Up to 20 hours
reading
Data refers to the battery remaining at 80% or more capacity after 1000 battery life cycles. Data tested by Xiaomi Internal Labs. Actual results may vary.
Data obtained from the light daily use model of Xiaomi Internal Labs. Actual results may vary.

| Select From Category | Mobile Devices |
|---|---|
| Brand | Xiaomi |
| Color | Blue |
| MPN | 25078RA3EA-U256 |
| Network 2G | GSM 900 / 1800 / 1900 |
| Network 3G | HSDPA 850 / 900 / 2100 |
| 4G Network | HSPA, LTE |
| SIM Card | Dual SIM |
| Chipset | Mediatek Helio G81 Ultra (12 nm) |
| CPU (Processor) | Octa Core |
| CPU Speed (GHz) | Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55) |
| GPU | Mali-G52 MC2 |
| RAM | 8 GB |
| Display Size | 6.9 inches |
| Display Type | 6.9 inches, 720 x 1600 pixels 20:9 ratio (~254 ppi density) Corning Gorilla Glass 3 IPS LCD, 120Hz |
| Internal Storage | 256 GB |
| Operating System | Android |
| OS version | Android 15, HyperOS 2 |
| Primary Camera | 50 MP, f/1.8, 28mm (wide), 1/2.76", 0.64µm, PDAF + QVGA, f/3.0 |
| Secondary Camera | 8 MP, f/2.0, (wide), 1/4.0", 1.12µm |
| Video Resolutions | 1080p@30fps |
| Connectivity |
WLAN: Wi-Fi 802.11 a/b/g/n/ac, dual-band Bluetooth: 5.4, A2DP, LE Positioning: GPS, GLONASS, GALILEO, BDS Radio: FM radio USB: USB Type-C 2.0, OTG |
| Sensors |
Fingerprint (side-mounted), accelerometer, compass Virtual proximity sensing |
| Battery | 6000 mAh, 33W wired, PD |
| warranty | 18 Months |