Vivo S1 (China) vs Vivo X20 Plus UD comparison

Show Only Differences Highlight Differences	Vivo S1 (China)	Vivo X20 Plus UD
key specs
Display	6.53-inch	6.43-inch
Processor	MediaTek Helio P70	Qualcomm Snapdragon 660
Front Camera	24.8-megapixel	12-megapixel
Rear Camera	12-megapixel + 8-megapixel + 5-megapixel	12-megapixel
RAM	6GB	4GB
Storage	128GB	128GB
Battery Capacity	3940mAh	3905mAh
OS	Android Pie	Android 7.1
Resolution	1080x2340 pixels	1080x2160 pixels
general
Brand	Vivo	Vivo
Model	S1 (China)	X20 Plus UD
Release date	March 1, 2019	January 1, 2018
Form factor	Touchscreen	Touchscreen
Dimensions (mm)	161.97 x 75.93 x 8.54	165.20 x 80.09 x 7.35
Weight (g)	189.50	181.50
Battery capacity (mAh)	3940	3905
Colours	Blue, Peach Pink	Black
Removable battery	-	No
display
Screen size (inches)	6.53	6.43
Touchscreen	Yes	Yes
Resolution	1080x2340 pixels	1080x2160 pixels
Aspect ratio	19.5:9	-
hardware
Processor	octa-core	1.8GHz octa-core
Processor make	MediaTek Helio P70	Qualcomm Snapdragon 660
RAM	6GB	4GB
Internal storage	128GB	128GB
Expandable storage	Yes	Yes
Expandable storage type	microSD	microSD
Expandable storage up to (GB)	256	256
camera
Rear camera	12-megapixel (f/1.78) + 8-megapixel (f/2.2) + 5-megapixel (f/2.4)	12-megapixel
Front camera	24.8-megapixel (f/2.0)	12-megapixel
Rear flash	-	Yes
software
Operating system	Android Pie	Android 7.1
Skin	FunTouch OS 9	FunTouch OS
connectivity
Wi-Fi	Yes	Yes
GPS	Yes	Yes
Bluetooth	Yes	Yes, v 5.00
USB OTG	Yes	Yes
Number of SIMs	2	2
NFC	-	No
Infrared	-	No
Headphones	-	3.5mm
FM	-	No
Wi-Fi Direct	-	No
Mobile High-Definition Link (MHL)	-	No
sensors
Fingerprint sensor	Yes	-
Compass/ Magnetometer	Yes	Yes
Proximity sensor	Yes	Yes
Accelerometer	Yes	Yes
Ambient light sensor	Yes	Yes
Gyroscope	Yes	Yes
Barometer	-	No
Temperature sensor	-	No
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

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