Vivo iQoo Pro vs Vivo X21 UD comparison

Show Only Differences Highlight Differences	Vivo iQoo Pro	Vivo X21 UD
key specs
Display	6.41-inch	6.28-inch
Processor	Qualcomm Snapdragon 855+	Qualcomm Snapdragon 660
Front Camera	12-megapixel	12-megapixel
Rear Camera	48-megapixel + 13-megapixel + 2-megapixel	12-megapixel
RAM	8GB	6GB
Storage	128GB	128GB
Battery Capacity	4500mAh	3200mAh
OS	Android 9	Android 8.1
Resolution	1080x2340 pixels	1080x2280 pixels
general
Brand	Vivo	Vivo
Model	iQoo Pro	X21 UD
Release date	August 22, 2019	March 1, 2018
Launched in India	No	-
Form factor	Touchscreen	Touchscreen
Body type	Glass	-
Dimensions (mm)	158.77 x 75.73 x 9.32	154.50 x 74.80 x 7.40
Weight (g)	215.00	156.20
Battery capacity (mAh)	4500	3200
Removable battery	No	-
Fast charging	Proprietary	-
Colours	Racing Black, Le Mans Blue	Ruby Red, Aurora White, Black
display
Screen size (inches)	6.41	6.28
Touchscreen	Yes	Yes
Resolution	1080x2340 pixels	1080x2280 pixels
Aspect ratio	19.5:9	-
hardware
Processor	octa-core	octa-core
Processor make	Qualcomm Snapdragon 855+	Qualcomm Snapdragon 660
RAM	8GB	6GB
Internal storage	128GB	128GB
Expandable storage	No	-
camera
Rear camera	48-megapixel (f/1.79) + 13-megapixel (f/2.2) + 2-megapixel (f/2.4)	12-megapixel
Front camera	12-megapixel (f/2.0)	12-megapixel
Rear flash	-	LED
software
Operating system	Android 9	Android 8.1
Skin	Funtouch OS 9	FunTouch 4.0
connectivity
Wi-Fi	Yes	Yes
Wi-Fi standards supported	802.11 a/b/g/n/ac	802.11 a/b/g/n/ac
GPS	Yes	Yes
Bluetooth	Yes	Yes, v 5.00
NFC	Yes	-
USB Type-C	Yes	-
Headphones	3.5mm	3.5mm
Number of SIMs	2	2
USB OTG	-	Yes
sim 1
SIM Type	Nano-SIM	Micro-SIM
GSM/CDMA	GSM + CDMA	GSM
3G	Yes	Yes
4G/ LTE	Yes	Yes
sim 2
SIM Type	Nano-SIM	Micro-SIM
GSM/CDMA	GSM + CDMA	GSM
3G	Yes	Yes
4G/ LTE	Yes	Yes
sensors
Face unlock	Yes	-
Fingerprint sensor	Yes	-
Compass/ Magnetometer	Yes	Yes
Proximity sensor	Yes	Yes
Accelerometer	Yes	-
Ambient light sensor	Yes	Yes
Gyroscope	Yes	Yes

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