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Oppo A55 vs Redmi Note 7S comparison

 Compare Oppo A55
Oppo A55
Compare Redmi Note 7S
Redmi Note 7S
key specs
Display6.51-inch6.30-inch
ProcessorMediaTek Helio G35Qualcomm Snapdragon 660
Front Camera16-megapixel13-megapixel
Rear Camera50-megapixel + 2-megapixel + 2-megapixel 48-megapixel + 5-megapixel
RAM4GB, 6GB3GB
Storage64GB, 128GB32GB
Battery Capacity5000mAh4000mAh
OSAndroid 11Android Pie
Resolution720x1600 pixels1080x2340 pixels
general
BrandOppoXiaomi
ModelA55Redmi Note 7S
Release dateOctober 1, 2021May 20, 2019
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Dimensions (mm)163.60 x 75.70 x 8.40159.21 x 75.21 x 8.10
Weight (g)193.00186.00
Battery capacity (mAh)50004000
Fast chargingProprietaryQuick Charge 4+
ColoursRainbow Blue, Starry BlackOnyx Black, Ruby Red, Sapphire Blue
Body type-Glass
Removable battery-No
SAR value-1.60
display
Refresh Rate60 Hz-
Screen size (inches)6.516.30
TouchscreenYesYes
Resolution720x1600 pixels1080x2340 pixels
Aspect ratio20:919.5:9
Protection type-Gorilla Glass
Pixels per inch (PPI)-409
hardware
Processordual-core2.2GHz octa-core (4x2.2GHz + 4x1.8GHz)
Processor makeMediaTek Helio G35Qualcomm Snapdragon 660
RAM4GB, 6GB3GB
Internal storage64GB, 128GB32GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)256256
Dedicated microSD slotYesNo
camera
Rear camera50-megapixel (f/1.8) + 2-megapixel (f/2.4) + 2-megapixel (f/2.4)48-megapixel (f/1.79, 1.6-micron) + 5-megapixel
No. of Rear Cameras3-
Rear autofocusYesYes
Rear flashYesLED
Front camera16-megapixel13-megapixel (f/2.0, 1.12-micron)
No. of Front Cameras1-
Front flash-No
software
Operating systemAndroid 11Android Pie
SkinColorOS 11.1MIUI 10
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac802.11 a/b/g/n/ac
GPSYesYes
BluetoothYes, v 5.00Yes, v 5.00
USB OTGYesYes
USB Type-CYesYes
Headphones3.5mm3.5mm
Number of SIMs22
Infrared-Yes
Active 4G on both SIM cards-Yes
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sensors
Fingerprint sensorYesYes
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
Face unlock-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-

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