Vivo V21 5G vs Vivo Y91 comparison

Show Only Differences Highlight Differences	Vivo V21 5G	Vivo Y91
key specs
Display	6.44-inch	6.22-inch
Processor	MediaTek Dimensity 800U	MediaTek Helio P22
Front Camera	44-megapixel	8-megapixel
Rear Camera	64-megapixel + 8-megapixel + 2-megapixel	13-megapixel + 2-megapixel
RAM	8GB	2GB
Storage	128GB, 256GB	32MB
Battery Capacity	4000mAh	4030mAh
OS	Android 11	Android 8.1
Resolution	1080x2404 pixels	720x1520 pixels
general
Brand	Vivo	Vivo
Model	V21 5G	Y91
Release date	April 27, 2021	January 1, 2019
Launched in India	Yes	Yes
Form factor	Touchscreen	Touchscreen
Dimensions (mm)	159.68 x 73.90 x 7.29	155.11 x 75.09 x 8.28
Weight (g)	176.00	163.50
Battery capacity (mAh)	4000	4030
Fast charging	Proprietary	-
Colours	Arctic White, Dusk Blue, Sunset Dazzle	Starry Black, Ocean Blue
display
Screen size (inches)	6.44	6.22
Touchscreen	Yes	Yes
Resolution	1080x2404 pixels	720x1520 pixels
Aspect ratio	20:9	-
hardware
Processor	octa-core	octa-core
Processor make	MediaTek Dimensity 800U	MediaTek Helio P22 (MT6762R)
RAM	8GB	2GB
Internal storage	128GB, 256GB	32MB
Expandable storage	Yes	Yes
Expandable storage type	microSD	microSD
Expandable storage up to (GB)	1000	256
Dedicated microSD slot	Yes	Yes
camera
Rear camera	64-megapixel (f/1.79) + 8-megapixel (f/2.2) + 2-megapixel (f/2.4)	13-megapixel (f/f/2.2) + 2-megapixel (f/f/2.4)
No. of Rear Cameras	3	-
Rear autofocus	Yes	-
Rear flash	Yes	LED
Front camera	44-megapixel (f/2.0)	8-megapixel (f/f/1.8)
No. of Front Cameras	1	-
Front flash	Yes	No
software
Operating system	Android 11	Android 8.1
Skin	Funtouch OS 11.1	Funtouch OS 4.5
connectivity
Wi-Fi	Yes	Yes
GPS	Yes	-
Bluetooth	Yes, v 5.10	Yes, v 5.00
USB OTG	Yes	-
USB Type-C	Yes	-
Number of SIMs	2	2
NFC	-	No
Micro-USB	-	Yes
Headphones	-	3.5mm
Active 4G on both SIM cards	-	Yes
sim 1
SIM Type	Nano-SIM	Nano-SIM
GSM/CDMA	GSM	GSM
3G	Yes	Yes
4G/ LTE	Yes	Yes
5G	Yes	-
sim 2
SIM Type	Nano-SIM	Nano-SIM
GSM/CDMA	GSM	GSM
3G	Yes	Yes
4G/ LTE	Yes	Yes
sensors
In-Display Fingerprint Sensor	Yes	-
Compass/ Magnetometer	Yes	Yes
Proximity sensor	Yes	Yes
Accelerometer	Yes	Yes
Ambient light sensor	Yes	Yes
Gyroscope	Yes	Yes
Face unlock	-	Yes
Fingerprint sensor	-	Yes

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