General Information
Brand: Xiaomi
Series: Redmi
Model: Redmi 9
Build: Glass front (Gorilla Glass 3), plastic back, plastic frame
General
2G: GSM 850 / 900 / 1800 / 1900
3G: HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
LTE (4G): LTE Band 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41
LTE-A (4.5G): Yes
Dual-SIM: Yes
Dual Standby: Yes
SIM Type: Nano-SIM
Display
Diagonal: 6.53"
Resolution: 1080 x 2340
PPI: 395
Screen Format: 19.5:9
Brightness: 400 nits
Number Of Colors: 16M
Screen Protection: Corning Gorilla Glass 3
Camera
Number of Camera: 4
Main Camera: 13 MP, f/2.2, 28mm (wide), 1/3.1", 1.12µm, PDAF
Camera 2: 8 MP, f/2.2, 118˚ (ultrawide), 1/4.0", 1.12µm
Camera 3: 5 MP, f/2.4, (macro)
Camera 4: 2 MP, f/2.4, (depth)
Video Resolution: 1080p@30fps
Autofocus: Yes
Lighting: Yes
HDR: Yes
Panorama: Yes
Frontal Camera
Selfie Camera: 8 MP, f/2.0, 27mm (wide)
Video Resolution: 1080p@30fps
HDR: Yes
Processor
Processor Manufacturer: MediaTek
Type of Processor: Helio G80 (12 nm)
Model Of Processor: Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
Number Of Cores: 8
Graphic Processor: Mali-G52 MC2
Lithography: 12nm
Memory
RAM: 4096 MB
Internal Memory: 64 GB
Memory Card Support: Yes
Memory Card Maximum Size: Up to 256 GB (dedicated slot)
Sensors
Fingerprint: Yes
Accelerometer: Yes
Compass: Yes
Proximity: Yes
GPS
BDS: Yes
A-GPS: Yes
GLONASS: Yes
Sound
Microphone: Yes
Loudspeaker: Yes
Interface
USB Type-C: Yes
3.5mm Audio Jack: Yes
Connectivity
Wi-Fi: 802.11 b/g/n
Bluetooth: 5.0, A2DP, LE
Wi-Fi Direct: Yes
Battery
Fast Charging: Yes, 18W
Type Of Battery: Li-Po
Battery : 5020 mAh
Operating System
Operating System: Android OS
Operating Systems Version: 10
Upgradable: Yes
Color: Grey
Dimensions
Dimensions (W x H x D): 163.3 x 77 x 9.1 mm
Weight: 198 g
Warranty: 12 Months