Oppo A91 vs Oppo A3 comparison

Compare Oppo A91
Compare Oppo A3
key specs
Display6.40-inch6.20-inch
Processorocta-coreMediaTek Helio P60
Front CameraUnspecified8-megapixel
Rear Camera48-megapixel + 8-megapixel16-megapixel
RAM8GB4GB
Storage128GB128GB
Battery Capacity4000mAh3400mAh
OSAndroid 9Android 8.1
Resolution1080x2400 pixels1080x2280 pixels
general
BrandOppoOppo
ModelA91A3
Release dateDecember 20, 2019April 1, 2018
Form factorTouchscreenTouchscreen
Battery capacity (mAh)40003400
Removable batteryNo-
Fast chargingVOOC-
ColoursBlack, Blue, RedKnight Black, Soybean Meal, Stardust Silver, Garnet Red
Dimensions (mm)-156.00 x 75.30 x 7.80
Weight (g)-159.00
display
Screen size (inches)6.406.20
TouchscreenYesYes
Resolution1080x2400 pixels1080x2280 pixels
Protection typeGorilla Glass-
Aspect ratio-19:9
hardware
Processorocta-core2GHz octa-core
RAM8GB4GB
Internal storage128GB128GB
Processor make-MediaTek Helio P60 (MT6771)
Expandable storage-Yes
Expandable storage type-microSD
Expandable storage up to (GB)-256
camera
Rear camera48-megapixel + 8-megapixel16-megapixel (f/1.8)
Rear autofocusYes-
Rear flashYesYes
Front cameraUnspecified8-megapixel (f/2.2)
Front flashNo-
software
Operating systemAndroid 9Android 8.1
SkinColorOSColorOS 5.0
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n-
GPSYesYes
BluetoothYesYes, v 4.20
Active 4G on both SIM cardsYes-
USB OTG-Yes
Headphones-3.5mm
Number of SIMs-2
sensors
Fingerprint sensorYes-
Compass/ MagnetometerYes-
Proximity sensorYesYes
AccelerometerYes-
Ambient light sensorYesYes
Gyroscope-Yes
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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