Vivo Z3x vs Vivo X21 comparison

Show Only Differences Highlight Differences	Vivo Z3x	Vivo X21s
key specs
Display	6.26-inch	6.41-inch
Processor	Qualcomm Snapdragon 660	Qualcomm Snapdragon 660
Front Camera	16-megapixel	24.8-megapixel
Rear Camera	13-megapixel + 2-megapixel	12-megapixel + 5-megapixel
RAM	4GB	6GB
Storage	64GB	128GB
Battery Capacity	3260mAh	3400mAh
OS	Android 9 Pie	Android 8.1 Oreo
Resolution	1080x2280 pixels	1080x2340 pixels
general
Brand	Vivo	Vivo
Model	Z3x	X21s
Release date	April 1, 2019	November 1, 2018
Launched in India	No	-
Form factor	Touchscreen	Touchscreen
Dimensions (mm)	154.81 x 75.03 x 7.89	157.91 x 75.08 x 7.90
Weight (g)	150.00	156.00
Battery capacity (mAh)	3260	3400
Colours	Aurora, Hyun Red, Enamel Black	Starry Night Black
display
Screen size (inches)	6.26	6.41
Touchscreen	Yes	Yes
Resolution	1080x2280 pixels	1080x2340 pixels
Aspect ratio	19:9	19.5:9
hardware
Processor	octa-core	octa-core
Processor make	Qualcomm Snapdragon 660	Qualcomm Snapdragon 660
RAM	4GB	6GB
Internal storage	64GB	128GB
Expandable storage	Yes	Yes
Expandable storage type	microSD	microSD
Expandable storage up to (GB)	256	256
camera
Rear camera	13-megapixel (f/2.2) + 2-megapixel (f/2.4)	12-megapixel + 5-megapixel
Rear autofocus	Yes	Yes
Rear flash	Yes	-
Front camera	16-megapixel (f/2.0)	24.8-megapixel
software
Operating system	Android 9 Pie	Android 8.1 Oreo
Skin	Funtouch OS 9	-
connectivity
Wi-Fi	Yes	Yes
GPS	Yes	Yes
Bluetooth	Yes	Yes
USB OTG	Yes	-
Micro-USB	Yes	Yes
Headphones	3.5mm	3.5mm
Number of SIMs	2	2
sim 1
SIM Type	Nano-SIM	-
GSM/CDMA	GSM	GSM
3G	Yes	Yes
4G/ LTE	Yes	Yes
sim 2
SIM Type	Nano-SIM	-
GSM/CDMA	GSM	GSM
3G	Yes	Yes
4G/ LTE	Yes	Yes
sensors
Face unlock	Yes	Yes
Fingerprint sensor	Yes	Yes
Proximity sensor	Yes	Yes
Accelerometer	Yes	Yes
Ambient light sensor	Yes	Yes
Compass/ Magnetometer	-	Yes
Gyroscope	-	Yes

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