| Communications | WLAN: Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct | Bluetooth: 5.1 |
| Model | Redmi Note 15 5G |
| Network | GSM / HSPA / LTE / 5G |
| Dimensions | 164 x 75.4 x 7.4 mm |
| Weight | 178 g |
| SIM | Nano-SIM + Nano-SIM |
| Display Type | AMOLED, 68B colors, 120Hz, 3200 nits (peak) |
| Chipset | Qualcomm SM6475-AB Snapdragon 6 Gen 3 (4 nm) |
| Display Size | 6.77 inches |
| Display Resolution | 1080 x 2392 pixels |
| CPU | Octa-Core |
| OS | Android 15, HyperOS 2 |
| Memory | 128GB 6GB, 128GB 8GB, 256GB 8GB RAM, 256GB 12GB RAM |
| Main Camera | 108MP (Wide) | 8MP (Ultrawide | Video: UP to 4K |
| Selfie Camera | 20MP (Wide) | Video: UP to 1080p |
| Sound | Stereo Speakers |
| Battery Info | 5520mAh | 45W Wired | Reverse: 18W |
| Sensors | Fingerprint (under display, optical), accelerometer, gyro, compass, proximity |
| Other Features | Glass front (Xiaomi Dragon Crystal Glass) | IP66 dust tight and water resistant (immersible up to 1.5m for 30 min) |