Vivo Y1s vs Vivo X21 UD comparison

Show Only Differences Highlight Differences	Vivo Y1s	Vivo X21 UD
key specs
Display	6.22-inch	6.28-inch
Front Camera	5-megapixel	12-megapixel
Rear Camera	13-megapixel	12-megapixel
RAM	2GB	6GB
Storage	32GB	128GB
Battery Capacity	4030mAh	3200mAh
OS	Android 10	Android 8.1
Resolution	720x1520 pixels	1080x2280 pixels
Processor	-	Qualcomm Snapdragon 660
general
Brand	Vivo	Vivo
Model	Y1s	X21 UD
Release date	November 26, 2020	March 1, 2018
Launched in India	Yes	-
Form factor	Touchscreen	Touchscreen
Dimensions (mm)	155.11 x 75.09 x 8.28	154.50 x 74.80 x 7.40
Weight (g)	161.00	156.20
Battery capacity (mAh)	4030	3200
Removable battery	No	-
Colours	Aurora Blue, Olive Black	Ruby Red, Aurora White, Black
display
Screen size (inches)	6.22	6.28
Touchscreen	Yes	Yes
Resolution	720x1520 pixels	1080x2280 pixels
hardware
Processor make	MediaTek Helio P35 (MT6765)	Qualcomm Snapdragon 660
RAM	2GB	6GB
Internal storage	32GB	128GB
Expandable storage	Yes	-
Expandable storage type	microSD	-
Expandable storage up to (GB)	256	-
Processor	-	octa-core
camera
Rear camera	13-megapixel (f/2.2)	12-megapixel
Rear autofocus	Yes	-
Rear flash	Yes	LED
Front camera	5-megapixel (f/1.8)	12-megapixel
Pop-Up Camera	No	-
software
Operating system	Android 10	Android 8.1
Skin	Funtouch OS 10.5	FunTouch 4.0
connectivity
Wi-Fi	Yes	Yes
GPS	Yes	Yes
Bluetooth	Yes, v 5.00	Yes, v 5.00
USB OTG	Yes	Yes
Micro-USB	Yes	-
Number of SIMs	2	2
Wi-Fi standards supported	-	802.11 a/b/g/n/ac
Headphones	-	3.5mm
sim 1
SIM Type	Nano-SIM	Micro-SIM
GSM/CDMA	GSM	GSM
3G	Yes	Yes
4G/ LTE	Yes	Yes
sim 2
SIM Type	Nano-SIM	Micro-SIM
GSM/CDMA	GSM	GSM
3G	Yes	Yes
4G/ LTE	Yes	Yes
sensors
Proximity sensor	Yes	Yes
Accelerometer	Yes	-
Ambient light sensor	Yes	Yes
Compass/ Magnetometer	-	Yes
Gyroscope	-	Yes

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