Oppo A3s vs Honor 9i (2018) vs Vivo Y83 comparison

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general
Form factorTouchscreenTouchscreenTouchscreen-
Dimensions (mm)156.20 x 75.60 x 8.20149.20 x 71.80 x 7.70155.21 x 75.24 x 7.70-
Weight (g)168.00152.00150.00-
Battery capacity (mAh)423030003260-
ColoursRed, Dark PurpleMagic Night Black, Charm Sea Blue, Jade Green, Dream PurpleAurora white, Polar Black and CharmRed-
Release date-June 2018May 2018-
Launched in India--Yes-
display
Screen size (inches)6.205.846.22-
TouchscreenYesYesYes-
Resolution720x1520 pixels1080x2280 pixels720x1520 pixels-
Aspect ratio19:919:919:9-
Pixels per inch (PPI)-432270-
hardware
Processor1.8GHz octa-core2.36GHz octa-core2GHz octa-core-
Processor makeSnapdragon 450HiSilicon Kirin 659MediaTek Helio P22-
RAM2GB4GB4GB-
Internal storage16GB64GB64GB-
Expandable storageYesYesYes-
Expandable storage typemicroSDmicroSDmicroSD-
Expandable storage up to (GB)256256256-
camera
Rear camera13-megapixel (f/2.2) + 2-megapixel (f/2.4)13-megapixel13-megapixel (f/2.2)-
Rear autofocusYesPhase detection autofocusPhase detection autofocus-
Rear flashLEDLEDLED-
Front camera8-megapixel (f/2.2)16-megapixel8-megapixel (f/2.2)-
software
Operating systemAndroid 8.1 OreoAndroid 8.0Android 8.0-
SkinColorOS 5.1EMUI 8.0FunTouch OS 4.0-
connectivity
Wi-FiYesYesYes-
GPSYes-Yes-
BluetoothYes, v 4.20YesYes-
Micro-USBYesYesYes-
Headphones3.5mm---
Wi-Fi standards supported-802.11 a/b/g/n/ac--
FM-YesYes-
Number of SIMs-22-
USB OTG--Yes-
sensors
Compass/ MagnetometerYes---
Proximity sensorYesYesYes-
AccelerometerYesYes--
Face unlock-YesYes-
Fingerprint sensor-YesYes-
Ambient light sensor-YesYes-
Gyroscope--Yes-
sim 1
SIM Type-Nano-SIMNano-SIM-
GSM/CDMA-GSMGSM + CDMA-
3G-YesYes-
4G/ LTE-YesYes-
sim 2
SIM Type-Nano-SIMNano-SIM-
GSM/CDMA-GSMGSM + CDMA-
3G-YesYes-
4G/ LTE-YesYes-