Redmi K90 Max vs Redmi 9 Activ comparison

Show Only Differences Highlight Differences	Redmi K90 Max	Redmi 9 Activ
key specs
Display	6.83-inch	6.53-inch
Front Camera	20-megapixel	5-megapixel
Rear Camera	50-megapixel + 8-megapixel	13-megapixel + 2-megapixel
RAM	12GB	4GB, 6GB
Storage	256GB	64GB, 128GB
Battery Capacity	8550mAh	5000mAh
OS	Android	Android 10
Processor	-	MediaTek Helio G35
Resolution	-	720x1600 pixels
general
Brand	Xiaomi	Xiaomi
Model	Redmi K90 Max	Redmi 9 Activ
Release date	April 21, 2026	September 24, 2021
Launched in India	No	No
Dimensions (mm)	162.91 x 77.00 x 8.18	164.90 x 77.07 x 9.00
Weight (g)	227.00	194.00
Battery capacity (mAh)	8550	5000
Fast charging	100W Fast Charging	Proprietary
Colours	Space Silver, Shadow Black and Sky Blue	Carbon Black, Coral Green, Metallic Purple
Form factor	-	Touchscreen
display
Refresh Rate	165 Hz	-
Resolution Standard	1.5K	-
Screen size (inches)	6.83	6.53
Touchscreen	-	Yes
Resolution	-	720x1600 pixels
Aspect ratio	-	20:9
hardware
Processor make	MediaTek Dimensity 9500	MediaTek Helio G35
RAM	12GB	4GB, 6GB
Internal storage	256GB	64GB, 128GB
Processor	-	octa-core
Expandable storage	-	Yes
Expandable storage type	-	microSD
Expandable storage up to (GB)	-	512
Dedicated microSD slot	-	Yes
camera
Rear camera	50-megapixel + 8-megapixel	13-megapixel (f/2.2) + 2-megapixel (f/2.4)
No. of Rear Cameras	2	-
Front camera	20-megapixel	5-megapixel (f/2.2, 1.12-micron)
No. of Front Cameras	1	1
Rear autofocus	-	Yes
Rear flash	-	Yes
software
Operating system	Android	Android 10
Skin	HyperOS 3	MIUI 12
connectivity
Wi-Fi	-	Yes
Wi-Fi standards supported	-	802.11 b/g/n
GPS	-	Yes
Bluetooth	-	Yes, v 5.00
Infrared	-	Yes
USB Type-C	-	Yes
Headphones	-	3.5mm
FM	-	Yes
Number of SIMs	-	2
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
sensors
Face unlock	-	Yes
Fingerprint sensor	-	Yes
Proximity sensor	-	Yes
Accelerometer	-	Yes
Ambient light sensor	-	Yes

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