Redmi K90 Ultra vs Redmi Note 12R comparison

Show Only Differences Highlight Differences	Redmi K90 Ultra	Redmi Note 12R
key specs
Display	6.83-inch	6.79-inch
Front Camera	20-megapixel	8-megapixel
Rear Camera	50-megapixel + 8-megapixel	50-megapixel + 2-megapixel
RAM	12GB	4GB
Storage	256GB	128GB
Battery Capacity	8550mAh	5000mAh
OS	Android 16	Android 13
Resolution	1280x2772 pixels	2400x1080 pixels
Processor	-	Qualcomm Snapdragon 4 Gen 2
general
Brand	Xiaomi	Xiaomi
Model	Redmi K90 Ultra	Redmi Note 12R
Release date	June 30, 2026	June 28, 2023
Launched in India	No	No
Dimensions (mm)	162.91 x 77.93 x 8.18	168.60 x 76.28 x 8.17
Weight (g)	227.00	199.00
Battery capacity (mAh)	8550	5000
Fast charging	100W Fast Charging	Proprietary
Colours	Space Silver, Shadow Black and Sky Blue	Midnight Black, Sky Fantasy, Time Blue
Form factor	-	Touchscreen
IP rating	-	IP53
Removable battery	-	No
display
Refresh Rate	165 Hz	120 Hz
Resolution Standard	1.5K	FHD+
Screen size (inches)	6.83	6.79
Resolution	1280x2772 pixels	2400x1080 pixels
Touchscreen	-	Yes
hardware
Processor make	Snapdragon 8 Elite	Qualcomm Snapdragon 4 Gen 2
RAM	12GB	4GB
Internal storage	256GB	128GB
Processor	-	octa-core
Expandable storage	-	Yes
Expandable storage type	-	microSD
camera
Rear camera	50-megapixel + 8-megapixel	50-megapixel + 2-megapixel
No. of Rear Cameras	2	2
Front camera	20-megapixel	8-megapixel
No. of Front Cameras	1	1
Lens Type (Second Rear Camera)	-	Macro
software
Operating system	Android 16	Android 13
Skin	HyperOS 3	MIUI 14
connectivity
Wi-Fi 7	Yes	-
GPS	Yes	Yes
Bluetooth	Yes	Yes
NFC	Yes	-
USB Type-C	Yes	-
Wi-Fi	-	Yes
Headphones	-	No
Number of SIMs	-	2
sensors
Fingerprint sensor	Yes	Yes
Compass/ Magnetometer	Yes	Yes
Proximity sensor	Yes	Yes
Accelerometer	Yes	Yes
Ambient light sensor	Yes	Yes
Gyroscope	Yes	-
Face unlock	-	Yes

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