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Redmi K90 Ultra vs Xiaomi Redmi Note 12 4G comparison

 Compare Redmi K90 Ultra
Redmi K90 Ultra
Compare Xiaomi Redmi Note 12 4G
Xiaomi Redmi Note 12 4G
key specs
Display6.83-inch6.67-inch
Front Camera20-megapixel13-megapixel
Rear Camera50-megapixel + 8-megapixel50-megapixel + 8-megapixel + 2-megapixel
RAM12GB6GB
Storage256GB64GB, 128GB
Battery Capacity8550mAh5000mAh
OSAndroid 16Android 13
Resolution1280x2772 pixels2400x1080 pixels
Processor-octa-core
general
BrandXiaomiXiaomi
ModelRedmi K90 UltraRedmi Note 12 4G
Release dateJune 30, 2026March 23, 2023
Launched in IndiaNoNo
Dimensions (mm)162.91 x 77.93 x 8.18165.66 x 75.96 x 7.85
Weight (g)227.00183.50
Battery capacity (mAh)85505000
Fast charging100W Fast Charging33W Fast Charging
ColoursSpace Silver, Shadow Black and Sky BlueIce Blue, Mint Blue, Onyx Grey
Form factor-Touchscreen
Removable battery-No
Wireless charging-No
display
Refresh Rate165 Hz120 Hz
Resolution Standard1.5KFHD+
Screen size (inches)6.836.67
Resolution1280x2772 pixels2400x1080 pixels
Touchscreen-Yes
Pixels per inch (PPI)-395
hardware
Processor makeSnapdragon 8 Elite-
RAM12GB6GB
Internal storage256GB64GB, 128GB
Processor-octa-core
Expandable storage-Yes
Expandable storage type-microSD
Expandable storage up to (GB)-1000
Dedicated microSD slot-Yes
camera
Rear camera50-megapixel + 8-megapixel50-megapixel + 8-megapixel + 2-megapixel
No. of Rear Cameras23
Front camera20-megapixel13-megapixel
No. of Front Cameras11
Lens Type (Primary Rear Camera)-Telephoto
Lens Type (Second Rear Camera)-Ultra Wide-Angle
Lens Type (Third Rear Camera)-Macro
software
Operating systemAndroid 16Android 13
SkinHyperOS 3MIUI 14
connectivity
Wi-Fi 7Yes-
GPSYesYes
BluetoothYesYes, v 5.00
NFCYesYes
USB Type-CYesYes
Wi-Fi-Yes
Wi-Fi standards supported-802.11 a/b/g/n/ac
Headphones-3.5mm
Number of SIMs-2
Active 4G on both SIM cards-Yes
sensors
Fingerprint sensorYesYes
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYesYes
sim 1
SIM Type-Nano-SIM
sim 2
SIM Type-Nano-SIM
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