Xiaomi Redmi Note 4X vs Xiaomi Redmi Note 9S
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Display
Size
Resolution
Technology
IPS LCD
IPS LCD
Screen-to-body
72.78 %
84.42 %
Features
Ambient light sensor, Proximity sensor
HDR video support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor
Hardware
System chip
Qualcomm Snapdragon 625 8953
Qualcomm Snapdragon 720G SM7125
Processor
GPU
Adreno 506
Adreno 618
RAM
Internal storage
32GB
64GB
Storage expansion
microSDXC up to 128 GB
microSDXC up to 512 GB
OS
Android (6.0 Marshmallow)
Android (10)
Battery
Capacity
4100 mAh
5020 mAh
Type
Li - Polymer, Not user replaceable
Li - Polymer, Not user replaceable
Charging
Fast charging
Camera
Rear
Single camera
Quad camera
Main camera
Specifications
Aperture size: F2.0
Aperture size: F1.8; Sensor size: 1/2"; Pixel size: 0.8 μm
Second camera
8 MP (Ultra-wide)
Specifications
Aperture size: F2.2; Pixel size: 1.12 μm
Third camera
5 MP (Macro, Autofocus)
Specifications
Aperture size: F2.4; Pixel size: 1.12 μm
Fourth camera
2 MP (Depth information)
Specifications
Aperture size: F2.4; Pixel size: 1.75 μm
Video recording
1920x1080 (Full HD) (30 fps), 1280x720 (HD) (120 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (960 fps)
Features
Video calling, Video sharing
Front
5 MP
16 MP (HDR, Slow-motion videos)
Design
Dimensions
Weight
5.82 oz
7.37 oz
165.0 g
209.0 g
Materials
Back: Metal
Back: Glass (Corning Gorilla Glass 5)
Biometrics
Fingerprint (touch)
Fingerprint (touch)
Features
Touch sensitive control keys
Colors
Black, Gold, Gray, Pink, Green
Interstellar grey, Aurora blue, Glacier white
Cellular
LTE (FDD)
Bands 1(2100), 3(1800), 5(850), 7(2600)
LTE (TDD)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
Bands 38(2600), 40(2300)
UMTS
850, 900, 1900, 2100 MHz
850, 900, 1700/2100, 1900, 2100 MHz
Data Speed
Dual SIM
Yes
Yes
SIM type
Nano SIM, Micro SIM
Nano SIM
HD Voice
Yes
VoLTE
Yes
Yes
Multimedia
Headphones
3.5mm jack
3.5mm jack
Speakers
Earpiece, Loudspeaker
Earpiece, Loudspeaker
Features
Album art cover, Background playback
Screen mirroring
Wireless screen share
Wireless screen share
Additional microphone(s)
for Noise cancellation
for Noise cancellation
Connectivity & Features
Bluetooth
4.2
5.0
Wi-Fi
802.11 a, b, g, n, dual-band; Hotspot, Wi-Fi Direct
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
USB
microUSB, USB 2.0
Type-C (reversible)
Features
Mass storage device, Charging
Charging
Location
GPS, A-GPS, Glonass, BeiDou
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Hall (for flip covers)
Accelerometer, Gyroscope, Compass
Other
Infrared, VoIP, Tethering, Computer sync, OTA sync
Infrared
Phone features
Notifications
Haptic feedback
Other features
Voice dialing, Voice commands, Voice recording
Buyers information
In The Box
22.5W Wire charger, Simple protective cover, USB Type-C cable, SIM eject tool, User guide, Warranty card
Price
$ 145
$ 249
