Redmi K90 Ultra vs Xiaomi Redmi Note 6 Pro comparison

Compare Redmi K90 Ultra
Compare Xiaomi Redmi Note 6 Pro
key specs
Display6.83-inch6.26-inch
Front Camera20-megapixel20-megapixel + 2-megapixel
Rear Camera50-megapixel + 8-megapixel12-megapixel + 5-megapixel
RAM12GB4GB
Storage256GB64GB
Battery Capacity8550mAh4000mAh
OSAndroid 16Android
Resolution1280x2772 pixels1080x2280 pixels
Processor-Qualcomm Snapdragon 636
general
BrandXiaomiXiaomi
ModelRedmi K90 UltraRedmi Note 6 Pro
Release dateJune 30, 2026September 28, 2018
Launched in IndiaNo-
Dimensions (mm)162.91 x 77.93 x 8.18157.91 x 76.38 x 8.26
Weight (g)227.00-
Battery capacity (mAh)85504000
Fast charging100W Fast ChargingQuick Charge 3.0
ColoursSpace Silver, Shadow Black and Sky BlueBlack, Blue, Rose Gold
Form factor-Touchscreen
Removable battery-No
Wireless charging-No
SAR value-1.05
display
Refresh Rate165 Hz-
Resolution Standard1.5K-
Screen size (inches)6.836.26
Resolution1280x2772 pixels1080x2280 pixels
Touchscreen-Yes
Aspect ratio-19:9
hardware
Processor makeSnapdragon 8 EliteQualcomm Snapdragon 636
RAM12GB4GB
Internal storage256GB64GB
Processor-octa-core
Expandable storage-Yes
Expandable storage type-microSD
Dedicated microSD slot-No
camera
Rear camera50-megapixel + 8-megapixel12-megapixel (f/1.9, 1.4-micron) + 5-megapixel
No. of Rear Cameras2-
Front camera20-megapixel20-megapixel (f/2.0, 1.8-micron) + 2-megapixel
No. of Front Cameras1-
Rear autofocus-Yes
Rear flash-Yes
software
Operating systemAndroid 16Android
SkinHyperOS 3MIUI
connectivity
Wi-Fi 7Yes-
GPSYesYes
BluetoothYesYes, v 5.00
NFCYesNo
USB Type-CYes-
Wi-Fi-Yes
Micro-USB-Yes
Number of SIMs-2
Active 4G on both SIM cards-Yes
sensors
Fingerprint sensorYesYes
Compass/ MagnetometerYes-
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYes-
GyroscopeYes-
ratings
Overall NDTV Rating-Read Review
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
sim 1
SIM Type-Nano-SIM
GSM/CDMA-GSM
3G-Yes
4G/ LTE-Yes
sim 2
SIM Type-Nano-SIM
GSM/CDMA-GSM
3G-Yes
4G/ LTE-Yes

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