Redmi K90 vs Redmi K80 Ultra comparison

Compare Redmi K90
Compare Redmi K80 Ultra
key specs
Display6.59-inch6.83-inch
ProcessorSnapdragon 8 EliteMediaTek Dimensity 9400+
Front Camera20-megapixel20-megapixel
Rear Camera50-megapixel + 50-megapixel + 8-megapixel 50-megapixel + 8-megapixel
RAM16GB12GB
Storage1TB256GB
Battery Capacity7,100mAh7410mAh
OSAndroid 16Android 15
Resolution1,156x2,510 pixels1,280x2,772 pixels
general
BrandRedmiRedmi
ModelK90K80 Ultra
Release dateOctober 23, 2025June 26, 2025
Launched in IndiaNoNo
Form factorTouchscreenTouchscreen
Dimensions (mm)157.49 x 75.25 x 8.00163.08 x 77.93 x 8.18
Weight (g)206.00219.00
IP ratingIP68IP68
Battery capacity (mAh)7,1007410
Removable batteryNoNo
Fast charging100W Fast Charging100W Fast Charging
ColoursWhite, Black, Aqua Blue, and Light PurpleIce Blue, Moon Rock White, Sandstone Ash, Spruce Green
AI Enabled-Yes
Wireless charging-No
Wireless Charging Type-No
display
Refresh Rate120 Hz144 Hz
Screen size (inches)6.596.83
TouchscreenYesYes
Resolution1,156x2,510 pixels1,280x2,772 pixels
Resolution Standard-1.5K
hardware
Processorocta-coreocta-core
Processor makeSnapdragon 8 EliteMediaTek Dimensity 9400+
RAM16GB12GB
Internal storage1TB256GB
Expandable storageNoNo
Expandable storage type-No
Dedicated microSD slot-No
camera
Rear camera50-megapixel (f/1.88) + 50-megapixel (f/2.2) + 8-megapixel (f/2.2)50-megapixel (f/1.8) + 8-megapixel (f/2.2)
No. of Rear Cameras32
Front camera20-megapixel20-megapixel
No. of Front Cameras11
Pop-Up CameraNo-
Front flashYes-
Lens Type (Second Rear Camera)-Ultra Wide-Angle
software
Operating systemAndroid 16Android 15
SkinHyperOS 3HyperOS 2
connectivity
Wi-Fi 7YesYes
GPSYesYes
BluetoothYes, v 5.40Yes, v 5.40
NFCYesYes
USB Type-CYesYes
Wi-Fi-Yes
Wi-Fi standards supported-802.11 a/b/g/n/ac/ax
Headphones-No
Number of SIMs-2
Active 4G on both SIM cards-Yes
sensors
In-Display Fingerprint SensorYesYes
Compass/ MagnetometerYes-
Proximity sensorYes-
AccelerometerYes-
Ambient light sensorYes-
GyroscopeYes-
sim 1
SIM Type-Nano-SIM
GSM/CDMA-GSM
3G-Yes
4G/ LTE-Yes
5G-Yes
sim 2
SIM Type-Nano-SIM
GSM/CDMA-GSM
3G-Yes
4G/ LTE-Yes
5G-Yes

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