Redmi A4 5G vs Oppo A57 comparison

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ratings
Overall NDTV RatingRead ReviewRead Review
Design Rating
Display Rating
Software Rating
Performance Rating
Battery Life Rating
Camera Rating
Value for Money Rating
key specs
Display6.88-inch5.20-inch
ProcessorQualcomm Snapdragon 4s Gen 2Qualcomm Snapdragon 435
Front Camera5-megapixel 16-megapixel
Rear Camera50-megapixel + Unspecified13-megapixel
RAM4GB3GB
Storage64GB, 128GB32GB
Battery Capacity5160mAh2900mAh
OSAndroid 14Android 6.0
Resolution720x1640 pixels720x1280 pixels
general
BrandRedmiOppo
ModelA4 5GA57
Release dateNovember 20, 2024November 1, 2016
Launched in IndiaYesYes
Dimensions (mm)171.88 x 77.80 x 8.22149.10 x 72.90 x 7.65
Weight (g)212.35147.00
IP ratingIP52-
Battery capacity (mAh)51602900
Removable batteryNoNo
Wireless chargingNo-
ColoursSparkling Purple, Starry BllackRose Gold, Gold
Form factor-Touchscreen
SAR value-1.31
display
Refresh Rate120 Hz-
Resolution StandardHD+-
Screen size (inches)6.885.20
TouchscreenYesYes
Resolution720x1640 pixels720x1280 pixels
Aspect ratio-16:9
hardware
Processorocta-core1.4GHz octa-core
Processor makeQualcomm Snapdragon 4s Gen 2Qualcomm Snapdragon 435
RAM4GB3GB
Internal storage64GB, 128GB32GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)1-24256
Dedicated microSD slotYes-
camera
Rear camera50-megapixel (f/1.8) + Unspecified13-megapixel (f/2.2)
No. of Rear Cameras2-
Front camera5-megapixel (f/2.2)16-megapixel (f/2.0, 1.12-micron)
No. of Front Cameras1-
Rear autofocus-Phase detection autofocus
Rear flash-LED
Front autofocus-Yes
software
Operating systemAndroid 14Android 6.0
SkinHyperOSColorOS 3.0
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac802.11 b/g/n
GPSYesYes
BluetoothYes, v 5.00Yes, v 4.10
USB Type-CYes-
Number of SIMs22
Active 4G on both SIM cardsYes-
NFC-No
Infrared-No
USB OTG-Yes
Micro-USB-Yes
Headphones-3.5mm
FM-Yes
Wi-Fi Direct-No
Mobile High-Definition Link (MHL)-No
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
5GYes-
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
5GYes-
sensors
Fingerprint sensor-Yes
Compass/ Magnetometer-Yes
Proximity sensor-Yes
Accelerometer-Yes
Ambient light sensor-Yes
Gyroscope-Yes
Barometer-No
Temperature sensor-No
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