Redmi K90 Max vs Xiaomi Redmi 3S Plus comparison

Compare Redmi K90 Max
Compare Xiaomi Redmi 3S Plus
key specs
Display6.83-inch5.00-inch
Front Camera20-megapixel5-megapixel
Rear Camera50-megapixel + 8-megapixel13-megapixel
RAM12GB2GB
Storage256GB32GB
Battery Capacity8550mAh4100mAh
OSAndroidAndroid 6.0.1
Processor-Qualcomm Snapdragon 430
Resolution-720x1280 pixels
general
BrandXiaomiXiaomi
ModelRedmi K90 MaxRedmi 3S Plus
Release dateApril 21, 2026August 1, 2016
Launched in IndiaNo-
Dimensions (mm)162.91 x 77.00 x 8.18139.30 x 69.60 x 8.50
Weight (g)227.00144.00
Battery capacity (mAh)85504100
Fast charging100W Fast Charging-
ColoursSpace Silver, Shadow Black and Sky BlueGrey, Silver, Gold
Form factor-Touchscreen
Removable battery-No
display
Refresh Rate165 Hz-
Resolution Standard1.5K-
Screen size (inches)6.835.00
Touchscreen-Yes
Resolution-720x1280 pixels
hardware
Processor makeMediaTek Dimensity 9500Qualcomm Snapdragon 430
RAM12GB2GB
Internal storage256GB32GB
Processor-1.1GHz octa-core
Expandable storage-Yes
Expandable storage type-microSD
Expandable storage up to (GB)-128
camera
Rear camera50-megapixel + 8-megapixel13-megapixel
No. of Rear Cameras2-
Front camera20-megapixel5-megapixel
No. of Front Cameras1-
Rear flash-LED
software
Operating systemAndroidAndroid 6.0.1
SkinHyperOS 3MIUI 7
connectivity
Wi-Fi-Yes
GPS-Yes
Bluetooth-Yes
NFC-No
Infrared-No
USB OTG-Yes
Headphones-3.5mm
FM-Yes
Number of SIMs-2
Wi-Fi Direct-No
Mobile High-Definition Link (MHL)-No
sim 1
SIM Type-Micro-SIM
GSM/CDMA-GSM
3G-Yes
4G/ LTE-Yes
sim 2
SIM Type-Nano-SIM
GSM/CDMA-GSM
3G-Yes
4G/ LTE-Yes
sensors
Compass/ Magnetometer-Yes
Proximity sensor-Yes
Accelerometer-Yes
Ambient light sensor-Yes
Gyroscope-Yes
Barometer-No
Temperature sensor-No

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