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Vivo X21s vs Samsung Galaxy A9 (2018) comparison

 Compare Vivo X21s
Vivo X21s
Compare Samsung Galaxy A9 (2018)
Samsung Galaxy A9 (2018)
key specs
Display6.41-inch6.30-inch
ProcessorQualcomm Snapdragon 660Qualcomm Snapdragon 660
Front Camera24.8-megapixel24-megapixel
Rear Camera12-megapixel + 5-megapixel24-megapixel + 10-megapixel + 8-megapixel + 5-megapixel
RAM6GB6GB
Storage128GB128GB
Battery Capacity3400mAh3800mAh
OSAndroid 8.1 OreoAndroid 8.0 Oreo
Resolution1080x2340 pixels1080x2220 pixels
general
BrandVivoSamsung
ModelX21sGalaxy A9 (2018)
Release dateNovember 1, 2018October 1, 2018
Form factorTouchscreenTouchscreen
Dimensions (mm)157.91 x 75.08 x 7.90162.50 x 77.00 x 7.80
Weight (g)156.00183.00
Battery capacity (mAh)34003800
ColoursStarry Night Black-
display
Screen size (inches)6.416.30
TouchscreenYesYes
Resolution1080x2340 pixels1080x2220 pixels
Aspect ratio19.5:9-
hardware
Processorocta-coreocta-core (4x2.2GHz + 4x1.8GHz)
Processor makeQualcomm Snapdragon 660Qualcomm Snapdragon 660
RAM6GB6GB
Internal storage128GB128GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)256512
camera
Rear camera12-megapixel + 5-megapixel24-megapixel (f/1.7) + 10-megapixel (f/2.4) + 8-megapixel (f/2.4) + 5-megapixel (f/2.0)
Rear autofocusYesYes
Front camera24.8-megapixel24-megapixel (f/2.0)
software
Operating systemAndroid 8.1 OreoAndroid 8.0 Oreo
Skin-Samsung Experience UX
connectivity
Wi-FiYesYes
GPSYesYes
BluetoothYesYes, v 5.00
Micro-USBYes-
Headphones3.5mm3.5mm
Number of SIMs22
Wi-Fi standards supported-802.11 a/b/g/n/ac
NFC-Yes
USB Type-C-Yes
FM-No
sim 1
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
SIM Type-Nano-SIM
sim 2
GSM/CDMAGSM-
3GYesYes
4G/ LTEYesYes
SIM Type-Nano-SIM
sensors
Face unlockYesYes
Fingerprint sensorYesYes
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYesYes
ratings
Overall NDTV Rating-Read Review
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-

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