Redmi K90 Max vs Xiaomi 12S comparison

Show Only Differences Highlight Differences	Redmi K90 Max	Xiaomi 12S
key specs
Display	6.83-inch	6.28-inch
Front Camera	20-megapixel	Unspecified
Rear Camera	50-megapixel + 8-megapixel	50-megapixel + 13-megapixel + 5-megapixel
RAM	12GB	8GB, 12GB
Storage	256GB	128GB, 256GB, 512GB
Battery Capacity	8550mAh	4,500mAh
OS	Android	Android 12
Processor	-	Qualcomm Snapdragon 8+ Gen 1
Resolution	-	1080x2400 pixels
general
Brand	Xiaomi	Xiaomi
Model	Redmi K90 Max	12S
Release date	April 21, 2026	July 4, 2022
Launched in India	No	No
Dimensions (mm)	162.91 x 77.00 x 8.18	152.70 x 69.90 x 8.16
Weight (g)	227.00	182.00
Battery capacity (mAh)	8550	4,500
Fast charging	100W Fast Charging	Proprietary
Colours	Space Silver, Shadow Black and Sky Blue	Black, Green, Purple, White
Form factor	-	Touchscreen
Wireless charging	-	Yes
display
Refresh Rate	165 Hz	120 Hz
Resolution Standard	1.5K	-
Screen size (inches)	6.83	6.28
Touchscreen	-	Yes
Resolution	-	1080x2400 pixels
Protection type	-	Gorilla Glass
hardware
Processor make	MediaTek Dimensity 9500	Qualcomm Snapdragon 8+ Gen 1
RAM	12GB	8GB, 12GB
Internal storage	256GB	128GB, 256GB, 512GB
Processor	-	octa-core
camera
Rear camera	50-megapixel + 8-megapixel	50-megapixel (f/1.9) + 13-megapixel (f/2.4) + 5-megapixel
No. of Rear Cameras	2	3
Front camera	20-megapixel	Unspecified
No. of Front Cameras	1	1
Rear autofocus	-	Yes
Rear flash	-	Yes
Front autofocus	-	Yes
software
Operating system	Android	Android 12
Skin	HyperOS 3	MIUI 13
connectivity
Wi-Fi	-	Yes
Wi-Fi standards supported	-	802.11 a/b/g/n/ac/ax
GPS	-	Yes
Bluetooth	-	Yes, v 5.20
NFC	-	Yes
USB Type-C	-	Yes
Number of SIMs	-	2
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
sensors
Compass/ Magnetometer	-	Yes
Proximity sensor	-	Yes
Accelerometer	-	Yes
Ambient light sensor	-	Yes
Gyroscope	-	Yes

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