Redmi 15A 5G vs Vivo Y21A comparison

Show Only Differences Highlight Differences	Redmi 15A 5G	Vivo Y21A
key specs
Display	6.90-inch	6.51-inch
Front Camera	8-megapixel	8-megapixel
Rear Camera	32-megapixel	13-megapixel + 2-megapixel
RAM	4GB, 6GB	4GB
Storage	64GB, 128GB	64GB
Battery Capacity	6300mAh	5000mAh
OS	Android 16	Android 11
Resolution	-	720x1600 pixels
general
Brand	Xiaomi	Vivo
Model	Redmi 15A 5G	Y21A
Release date	March 27, 2026	January 21, 2022
AI Enabled	Yes	-
Launched in India	Yes	Yes
Dimensions (mm)	171.56 x 79.47 x 8.15	164.26 x 76.08 x 8.00
Weight (g)	210.00	182.00
Battery capacity (mAh)	6300	5000
Colours	Awesome Blue, Amaze Purple, Ace Black	Diamond Glow, Midnight Blue
Form factor	-	Touchscreen
Fast charging	-	Proprietary
display
Refresh Rate	60 Hz	-
Screen size (inches)	6.90	6.51
Touchscreen	-	Yes
Resolution	-	720x1600 pixels
Aspect ratio	-	20:9
hardware
RAM	4GB, 6GB	4GB
Internal storage	64GB, 128GB	64GB
Processor make	-	MediaTek Helio P22 (MT6762R)
Expandable storage	-	Yes
Expandable storage type	-	microSD
Dedicated microSD slot	-	Yes
camera
Rear camera	32-megapixel	13-megapixel (f/2.2) + 2-megapixel (f/2.4)
No. of Rear Cameras	2	2
Front camera	8-megapixel	8-megapixel (f/2.0)
No. of Front Cameras	1	1
Rear autofocus	-	Yes
Rear flash	-	Yes
software
Operating system	Android 16	Android 11
Skin	HyperOS 3.0	FunTouch OS 11.1
connectivity
Wi-Fi	Yes	Yes
GPS	Yes	Yes
Bluetooth	Yes, v 5.40	Yes, v 5.00
USB OTG	Yes	-
USB Type-C	Yes	-
FM	Yes	Yes
Number of SIMs	2	2
Active 4G on both SIM cards	Yes	-
Wi-Fi standards supported	-	802.11 b/g/n
Micro-USB	-	Yes
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
Fingerprint sensor	-	Yes
Compass/ Magnetometer	-	Yes
Proximity sensor	-	Yes
Accelerometer	-	Yes
Ambient light sensor	-	Yes

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