Realme Narzo 90x 5G vs Samsung Galaxy A21s comparison

Show Only Differences Highlight Differences	Realme Narzo 90x 5G	Samsung Galaxy A21s
key specs
Display	6.80-inch	6.50-inch
Processor	MediaTek Dimensity 6300	Samsung Exynos 850
Front Camera	8-megapixel	13-megapixel
Rear Camera	50-megapixel	48-megapixel + 8-megapixel + 2-megapixel + 2-megapixel
RAM	6GB, 8GB	4GB
Storage	128GB	64GB
Battery Capacity	7,000mAh	5000mAh
OS	Android 15	Android 10
Resolution	720x1,570 pixels	720x1600 pixels
general
Brand	Realme	Samsung
Model	Narzo 90x 5G	Galaxy A21s
Release date	December 16, 2025	May 15, 2020
Launched in India	Yes	Yes
Form factor	Touchscreen	Touchscreen
Dimensions (mm)	166.07 x 77.93 x 8.28	163.60 x 75.30 x 8.90
Weight (g)	212.00	191.00
IP rating	IP65	-
Battery capacity (mAh)	7,000	5000
Removable battery	No	No
Fast charging	60W Fast Charging	Proprietary
Colours	Nitro Blue and Flash Blue	White, Black, Blue
display
Refresh Rate	144 Hz	-
Screen size (inches)	6.80	6.50
Touchscreen	Yes	Yes
Resolution	720x1,570 pixels	720x1600 pixels
hardware
Processor	octa-core	2GHz octa-core
Processor make	MediaTek Dimensity 6300	Samsung Exynos 850
RAM	6GB, 8GB	4GB
Internal storage	128GB	64GB
Expandable storage	Yes	Yes
Expandable storage type	microSD	microSD
Expandable storage up to (GB)	-	512
Dedicated microSD slot	-	Yes
camera
Rear camera	50-megapixel (f/1.8)	48-megapixel (f/2.0) + 8-megapixel (f/2.0) + 2-megapixel (f/2.4) + 2-megapixel (f/2.4)
No. of Rear Cameras	1	-
Rear flash	Yes	Yes
Front camera	8-megapixel	13-megapixel (f/2.2)
No. of Front Cameras	1	-
Pop-Up Camera	No	-
software
Operating system	Android 15	Android 10
Skin	Realme UI 6.0	One UI
connectivity
Wi-Fi	Yes	Yes
GPS	Yes	-
Bluetooth	Yes, v 5.30	Yes, v 5.00
Number of SIMs	2	-
NFC	-	Yes
Headphones	-	3.5mm
sim 1
SIM Type	Nano-SIM	-
GSM/CDMA	GSM + CDMA	-
4G/ LTE	Yes	-
5G	Yes	-
sim 2
SIM Type	Nano-SIM	-
GSM/CDMA	GSM + CDMA	-
4G/ LTE	Yes	-
5G	Yes	-
sensors
Face unlock	Yes	-
Fingerprint sensor	Yes	Yes

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