Realme Narzo 90x 5G vs Vivo Y21 comparison

Show Only Differences Highlight Differences	Realme Narzo 90x 5G	Vivo Y21
key specs
Display	6.80-inch	6.50-inch
Processor	MediaTek Dimensity 6300	MediaTek Helio P35
Front Camera	8-megapixel	8-megapixel
Rear Camera	50-megapixel	13-megapixel + 2-megapixel
RAM	4GB, 6GB, 8GB	4GB
Storage	128GB	128GB
Battery Capacity	7,000mAh	5000mAh
OS	Android 15	Android 11
Resolution	720x1,570 pixels	720x1600 pixels
general
Brand	Realme	Vivo
Model	Narzo 90x 5G	Y21
Release date	December 16, 2025	-
Launched in India	Yes	Yes
Form factor	Touchscreen	Touchscreen
Dimensions (mm)	166.07 x 77.93 x 8.28	164.26 x 76.08 x 8.00
Weight (g)	212.00	182.00
IP rating	IP65	-
Battery capacity (mAh)	7,000	5000
Removable battery	No	-
Fast charging	60W Fast Charging	Proprietary
Colours	Nitro Blue and Flash Blue	Midnight Blue, Diamond Black
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	octa-core
Processor make	MediaTek Dimensity 6300	MediaTek Helio P35 (MT6765)
RAM	4GB, 6GB, 8GB	4GB
Internal storage	128GB	128GB
Expandable storage	Yes	Yes
Expandable storage type	microSD	microSD
Expandable storage up to (GB)	-	1000
Dedicated microSD slot	-	Yes
camera
Rear camera	50-megapixel (f/1.8)	13-megapixel (f/2.2) + 2-megapixel (f/2.4)
No. of Rear Cameras	1	2
Rear flash	Yes	LED
Front camera	8-megapixel	8-megapixel (f/2.0)
No. of Front Cameras	1	1
Pop-Up Camera	No	-
Rear autofocus	-	Yes
software
Operating system	Android 15	Android 11
Skin	Realme UI 6.0	Funtouch OS 11.1
connectivity
Wi-Fi	Yes	Yes
GPS	Yes	-
Bluetooth	Yes, v 5.30	Yes, v 5.00
Number of SIMs	2	-
USB OTG	-	Yes
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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