Physical features | Xiaomi Redmi Note 9 |
Model | |
Other model names | Xiaomi Redmi Note 9 M2003J15SG Global version (NFC) |
Country or region available |  (Global, International) |
Brand | Xiaomi |
Release date | April, 2020 |
Depth | 8.9 millimeters (0.35 inches) |
Size (width x height) | 77.2 x 162.3 millimeters (3.04 x 6.39 in) |
Weight | 199 grams (6.97 ounces) |
Qwerty physical keyboard | Not supported |
Antenna | Internal antenna |
Build, materials | Plastic body, glass front |
Protection against water and others | Water repellent nano-coating (don't immerse) |
System (OS) | Xiaomi Redmi Note 9 |
Operating system | Android 10 |
Firmware update | feature not registered |
Hardware | Xiaomi Redmi Note 9 |
Chipset | 64bit - MediaTek Helio G85 (12nm) |
CPU processor | Octa-Core, 2 processors: 2Ghz Dual-Core ARM-Cortex-A75 1.8Ghz Hexa-Core ARM-Cortex-A55 |
GPU graphical controller | ARM Mali-G52 MC2 1Ghz |
RAM memory | 4GB LPDDR4X |
Internal storage | 128GB (106GB available) eMMC 5.1 |
External storage | Until 512GB microSD, microSDXC (dedicated slot) |
Display | Xiaomi Redmi Note 9 |
Display type | TFT IPS LCD |
Screen size | 6.53" inches |
Screen-to-body ratio | ~83.5% (screen-to-body ratio) |
Display resolution | 1080x2340 pixels (19.5:9) |
Touchscreen | Capacitive Multitouch |
Pixel density (dot pitch) | 395 PPI |
Colors | 16 million |
Scratch-resistant glass | Gorilla Glass 5 |
Display features | 60Hz, 450 nits |
Mobile networks | Xiaomi Redmi Note 9 |
Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) |
Maximum download/upload | 800/150 Mbps |
Network technology | 2G, 3G, 4G |
Frequency, bands | Expand band detailsCollapse details |
GSM Mhz band | Quad-Band 850/900/1800/1900 |
Primary 2G network | GSM 850/900/1800/1900 |
Primary 3G network | UMTS 850/900/1700/1900/2100 |
Primary 4G network | LTE Cat15/13 (Bands 1, 2, 3, 4, 5, 7, 8, 20, 28) TD-LTE (Bands 38, 40, 41) VoLTE |
Primary 5G network | Not supported |
Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
Secondary 2G network | GSM 850/900/1800/1900 |
Secondary 3G network | Not supported |
Secondary 4G network | Not supported |
Secondary data network | GPRS, EDGE |
Calling | Xiaomi Redmi Note 9 |
Messaging | SMS (T9), MMS, E-mail, Push mail |
Speakerphone | Supported |
Video calling | Supported |
Call control | Voice dialing, Voice recorder, Voice commands |
Camera | Xiaomi Redmi Note 9 |
Back camera (main camera) | (quad camera) 48 megapixels 8MP ultrawidef/2.213mm1/4"1.12µm118º 2MP macrof/2.41.75µmAF 2MP depthf/2.41/5"1.7µm |
Main camera resolution | 8000x6000 pixels |
Video recording (primary) | Full HD (1920x1080) 30 fps |
Flash | LED flash |
Focal aperture | f/1.8 (aperture) |
Focal length | 26mm lens |
Sensor size | 1/2" inches |
Pixel size | 0.8µm pixel |
Autofocus | PDAF: phase detection autofocus |
Touch focus | Supported |
Image stabilization | EIS: Digital stabilization |
Zoom | Only digital zoom |
Face/smile detection | Face detection, Smile detection |
BSI sensor | Not supported |
HDR | HDR photo on both cameras |
2ª camera | Xiaomi Redmi Note 9 |
Front camera (secondary) | 13 megapixels |
Front camera resolution | 4128x3096 pixels |
Video recording (secondary) | Full HD (1920x1080) |
Front flash | Not supported |
Focal aperture | f/2.3 (aperture) |
Focal length | 29mm lens |
Sensor size | 1/3.06" inches |
Pixel size | 1.12µm pixel |
Multimedia | Xiaomi Redmi Note 9 |
Radio | FM |
TV | Not supported |
Video formats | MP4, H.265, H.264, H.263, XviD, MKV |
Audio formats | MP3, WAV, WMA, eAAC+, FLAC |
Connectivity | Xiaomi Redmi Note 9 |
USB | USB 2.0 Type-C, USB OTG On-The-Go |
TV output | Not supported |
Audio output | 3.5mm jack |
Bluetooth | 5.0 + A2DP/LE |
WiFi | 802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO |
DLNA | Not supported |
NFC | Supported |
GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
Infrared port | Supported |
Other functions | Xiaomi Redmi Note 9 |
Active noise cancellation | Supported |
Vibrating alert | Supported |
Ringtones | Polyphonic and customized |
Web browser | HTML, XHTML, HTML5 |
Sensors | Accelerometer Proximity sensor Compass Ambient Light sensor Gyroscope Face unlock Fingerprint sensor (rear-mounted)
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Other features | - Colors: Forest Green, Midnight Grey, Polar White - MIUI 11 - 22.5W charger (18W phone support) - WiFi direct, hotspot |
Power supply | Xiaomi Redmi Note 9 |
Battery | LiPo: Li-Ion polymer (Non removable) |
Battery capacity | 5020 mAh |
Charger, watts | 18W Fast battery charging 9W Reverse charging USB between devices |
Talk time autonomy | 1980 minutes | 33 hours | 1.4 days |
Standby | feature not registered |
Radiation rate | Xiaomi Redmi Note 9 |
SAR 1.6W/kg (USA, Mexico, etc.) | 0.84W/kg (head) | 0.9W/kg (body) |
SAR 2W/kg (Europe, UK, etc.) | 0.8W/kg (head) | 1.14W/kg (body) |