Redmi Note 9 Price in USA is $199 for the 3GB RAM + 64GB ROM and $249 for the 4GB RAM + 128GB ROM respectively.
MEMORY
RAM: 3GB RAM and 4GB RAM
Internal Storage: 64GB ROM and 128GB ROM
Expandable Storage: Yes
Expandable Storage Type: microSDXC (dedicated slot)
UFS 2.1
CAMERA
Rear camera: 4 Camera
48 MP, f/1.8, (wide), 1/2.25″, 0.8µm, PDAF
8 MP, f/2.2, 13mm (ultrawide), 1/4.0″, 1.12µm
2 MP, f/2.4, (macro), 1.12µm
2 MP, f/2.4, (depth)
Features: LED flash, HDR, panorama
Video: 2160p@30fps, 1080p@30/60/120fps, 720p@960fps, gyro-EIS
Front Camera: 13 MP, (wide), 1.0µm
Features: HDR, panorama
Flash: LED
Video: 1080p@30fps
DISPLAY
Screen size (inches): 6.53-inch full-HD+
Touchscreen: IPS LCD capacitive touchscreen
Resolution: 1080 x 2340 pixels
Colors: 16M colors
Aspect Ratio: 19.5:9 aspect ratio
Pixels per inch (PPI): 395 ppi density
Screen To Body Ratio: 84.5% screen-to-body ratio
Protection: Corning Gorilla Glass 5
450 nits typ. brightness (advertised)
HARDWARE/SOFTWARE
Android Version: Android 10.0; MIUI 11
Processor (CPU): Octa-core (2×2.3 GHz Kryo 465 Gold & 6×1.8 GHz Kryo 465 Silver)
Chipset: Qualcomm SM7125 Snapdragon 720G (8 nm)
GPU: Adreno 618
NETWORK
Technology: GSM / HSPA / LTE
SIM: Dual SIM (Nano-SIM, dual stand-by)
Splash-proof
2G Band: GSM 850 / 900 / 1800 / 1900 – SIM 1 & SIM 2
3G Band: HSDPA 850 / 900 / 1900 / 2100
4G Band: LTE band 1(2100), 3(1800), 5(850), 8(900), 40(2300), 41(2500)
Spead: HSPA 42.2/5.76 Mbps, LTE-A
GPRS: Yes
EDGE: Yes
CONNECTIVITY
Wi-Fi: Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
GPS: Yes, with A-GPS, GLONASS, GALILEO, BDS, NavIC
Bluetooth: 5.0, A2DP, LE
USB: 2.0, Type-C 1.0 reversible connector
GENERAL
Dimensions (mm): 165.8 x 76.7 x 8.8 mm (6.53 x 3.02 x 0.35 in)
Weight (g): 209 g (7.37 oz)
Colors: Forest Green, Polar White, Midnight Grey colour options
Buid: Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), plastic frame
BATTERY
mAh: Li-Po 5,020mAh
Non Removable: Yes
Fast Charge: Fast charging 18W
SOUND
Loud Speaker: Yes
3.5mm Jack: Yes
Noise Cancellation: Yes
SENSORS
Fingerprint sensor: Yes (side-mounted)
Face unlock: Yes
Radio: Yes FM Radio recording
Compass/ Magnetometer: Yes
Proximity sensor: Yes
Accelerometer: Yes
Ambient light sensor: Yes
Gyroscope: