Oppo A3s vs Oppo A83 (2018) vs Redmi Note 5 Pro vs Oppo A71 (2018) comparison

Compare Oppo A3s
Compare Oppo A83 (2018)
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Compare Oppo A71 (2018)
ratings
Overall NDTV Rating--Read Review-
Design Rating---
Display Rating---
Software Rating---
Performance Rating---
Battery Life Rating---
Camera Rating---
Value for Money Rating---
key specs
Display6.20-inch5.70-inch5.99-inch5.20-inch
ProcessorSnapdragon 450MediaTek MT6737TQualcomm Snapdragon 636Qualcomm Snapdragon 450
Front Camera8-megapixel 8-megapixel20-megapixel 5-megapixel
Rear Camera13-megapixel + 2-megapixel 13-megapixel12-megapixel + 5-megapixel 13-megapixel
RAM2GB4GB4GB2GB
Storage16GB64GB64GB16GB
Battery Capacity4230mAh3180mAh4000mAh3000mAh
OSAndroid 8.1 OreoAndroid 7.1Android 7.1.1Android 7.1
Resolution720x1520 pixels720x1440 pixels1080x2160 pixels720x1280 pixels
general
BrandOppoOppoXiaomiOppo
ModelA3sA83 (2018)Redmi Note 5 ProA71 (2018)
Form factorTouchscreenTouchscreenTouchscreenTouchscreen
Dimensions (mm)156.20 x 75.60 x 8.20150.50 x 73.10 x 7.70158.60 x 75.40 x 8.05148.10 x 73.80 x 7.60
Weight (g)168.00143.00181.00137.00
Battery capacity (mAh)4230318040003000
ColoursRed, Dark Purple-Black, Gold, Lake Blue, Rose GoldBlack, Gold
Release date-December 2017February 2018January 2018
Launched in India-YesYes-
Body type--Metal-
Removable battery--No-
SAR value--1.19-
display
Screen size (inches)6.205.705.995.20
TouchscreenYesYesYesYes
Resolution720x1520 pixels720x1440 pixels1080x2160 pixels720x1280 pixels
Aspect ratio19:918:918:916:9
Protection type--Gorilla Glass-
hardware
Processor1.8GHz octa-core2.5GHz octa-core1.8GHz octa-core1.8GHz octa-core
Processor makeSnapdragon 450MediaTek MT6737TQualcomm Snapdragon 636Qualcomm Snapdragon 450
RAM2GB4GB4GB2GB
Internal storage16GB64GB64GB16GB
Expandable storageYesYesYesYes
Expandable storage typemicroSDmicroSDmicroSDmicroSD
Expandable storage up to (GB)256256128256
camera
Rear camera13-megapixel (f/2.2) + 2-megapixel (f/2.4)13-megapixel12-megapixel (f/2.2, 1.25-micron) + 5-megapixel (f/2.0, 1.12-micron)13-megapixel (f/2.2, 1.12-micron)
Rear autofocusYes-Phase detection autofocusPhase detection autofocus
Rear flashLEDLEDLEDLED
Front camera8-megapixel (f/2.2)8-megapixel20-megapixel (f/2.2, 1.0-micron)5-megapixel
Front flash--LED-
software
Operating systemAndroid 8.1 OreoAndroid 7.1Android 7.1.1Android 7.1
SkinColorOS 5.1ColorOS 3.2MIUI 9ColorOS 3.2
connectivity
Wi-FiYesYesYesYes
GPSYesYesYes-
BluetoothYes, v 4.20Yes, v 4.20Yes, v 5.00Yes, v 4.20
Micro-USBYes-YesYes
Headphones3.5mm3.5mm3.5mm3.5mm
Wi-Fi standards supported-802.11 a/b/g/n802.11 b/g/n/ac802.11 b/g/n
NFC-NoNo-
Infrared-NoNo-
USB OTG-YesYesYes
FM-YesYesYes
Number of SIMs-222
sensors
Compass/ MagnetometerYes-YesYes
Proximity sensorYesYesYesYes
AccelerometerYesYesYesYes
Ambient light sensor-YesYesYes
Face unlock--Yes-
3D face recognition--No-
Fingerprint sensor--Yes-
Gyroscope--Yes-
Barometer--No-
Temperature sensor--No-
sim 1
SIM Type-Nano-SIMNano-SIMNano-SIM
GSM/CDMA-GSMGSMGSM
3G-YesYesYes
4G/ LTE-YesYesYes
sim 2
SIM Type-Nano-SIMNano-SIMNano-SIM
GSM/CDMA-GSMGSMGSM
3G-YesYesYes
4G/ LTE-YesYesYes
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