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Oppo A77s vs Xiaomi Mi A2 comparison

 Compare Oppo A77s
Oppo A77s
Compare Xiaomi Mi A2
Xiaomi Mi A2
key specs
Display6.56-inch5.99-inch
Front Camera8-megapixel 20-megapixel
Rear Camera50-megapixel + 2-megapixel 12-megapixel + 20-megapixel
RAM8GB4GB
Storage128GB64GB
Battery Capacity5000mAh3000mAh
OSAndroid 12Android 8.1 Oreo
Resolution1612x720 pixels1080x2160 pixels
Processor-Qualcomm Snapdragon 660
general
BrandOppoXiaomi
ModelA77sMi A2
Release dateOctober 6, 2022July 1, 2018
Launched in IndiaYesYes
Dimensions (mm)163.74 x 75.03 x 7.99158.70 x 75.40 x 7.30
Weight (g)187.00168.00
Battery capacity (mAh)50003000
Fast chargingSuper VOOC-
ColoursSunset Orange, Starry BlackBlack, Gold, Lake Blue, Rose Gold
Form factor-Touchscreen
Removable battery-No
display
Refresh Rate90 Hz-
Resolution StandardHD+-
Screen size (inches)6.565.99
TouchscreenYesYes
Resolution1612x720 pixels1080x2160 pixels
Pixels per inch (PPI)269403
Aspect ratio-18:9
hardware
Processor makeQualcomm Snapdragon 680Qualcomm Snapdragon 660
RAM8GB4GB
Internal storage128GB64GB
Expandable storage typemicroSDmicroSD
Processor-octa-core (4x2.2GHz + 4x1.8GHz)
Expandable storage-No
camera
Rear camera50-megapixel (f/1.8) + 2-megapixel (f/2.4)12-megapixel (f/1.8, 1.25-micron) + 20-megapixel (f/1.8, 1.0-micron)
No. of Rear Cameras2-
Front camera8-megapixel (f/2.0)20-megapixel (f/2.2, 1.0-micron)
No. of Front Cameras1-
Rear autofocus-Phase detection autofocus
Rear flash-Dual LED
Front flash-LED
software
Operating systemAndroid 12Android 8.1 Oreo
SkinColorOS 12.1-
connectivity
Wi-FiYesYes
GPSYesYes
BluetoothYes, v 5.00Yes, v 5.00
USB Type-CYes-
Headphones3.5mmNo
Active 4G on both SIM cardsYes-
Wi-Fi standards supported-802.11 a/b/g/n/ac
NFC-Yes
USB OTG-Yes
Number of SIMs-2
Wi-Fi Direct-Yes
sensors
Fingerprint sensorYesYes
Compass/ Magnetometer-Yes
Proximity sensor-Yes
Accelerometer-Yes
Ambient light sensor-Yes
Gyroscope-Yes
ratings
Overall NDTV Rating-Read Review
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
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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