Oppo A3x 4G vs Oppo A91 comparison

Compare Oppo A3x 4G
Compare Oppo A91
key specs
Display6.67-inch6.40-inch
ProcessorQualcomm Snapdragon 6s Gen 1octa-core
Front Camera5-megapixel Unspecified
Rear Camera8-megapixel 48-megapixel + 8-megapixel
RAM4GB8GB
Storage64GB128GB
Battery Capacity5100mAh4000mAh
OSAndroid 14Android 9
Resolution720x1604 pixels1080x2400 pixels
general
BrandOppoOppo
ModelA3x 4GA91
Release dateOctober 25, 2024December 20, 2019
Launched in IndiaYes-
Form factorTouchscreenTouchscreen
Dimensions (mm)165.77 x 76.80 x 7.68-
Weight (g)186.00-
Battery capacity (mAh)51004000
Removable batteryNoNo
Fast charging45W Fast ChargingVOOC
Wireless chargingNo-
ColoursNebula Red, Ocean BlueBlack, Blue, Red
display
Refresh Rate90 Hz-
Resolution StandardHD+-
Screen size (inches)6.676.40
TouchscreenYesYes
Resolution720x1604 pixels1080x2400 pixels
Protection typeOtherGorilla Glass
hardware
Processorocta-coreocta-core
Processor makeQualcomm Snapdragon 6s Gen 1-
RAM4GB8GB
Internal storage64GB128GB
Expandable storageYes-
Expandable storage typemicroSD-
camera
Rear camera8-megapixel (f/2.0)48-megapixel + 8-megapixel
No. of Rear Cameras2-
Front camera5-megapixel (f/2.2)Unspecified
No. of Front Cameras1-
Rear autofocus-Yes
Rear flash-Yes
Front flash-No
software
Operating systemAndroid 14Android 9
SkinColorOS 14ColorOS
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac802.11 a/b/g/n
GPSYesYes
BluetoothYes, v 5.00Yes
USB OTGYes-
USB Type-CYes-
Headphones3.5mm-
Number of SIMs2-
Active 4G on both SIM cardsYesYes
sim 1
SIM TypeNano-SIM-
GSM/CDMAGSM-
3GYes-
4G/ LTEYes-
sim 2
SIM TypeNano-SIM-
GSM/CDMAGSM-
3GYes-
4G/ LTEYes-
sensors
Fingerprint sensorYesYes
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes

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