Vivo Nex vs Oppo A3s vs Xiaomi Redmi 6 Pro comparison

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ratings
Overall NDTV RatingRead Review-Read Review
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
key specs
Display6.59-inch6.20-inch5.84-inch
Processor2.8GHz octa-core1.8GHz octa-core2GHz octa-core
Front Camera8-megapixel 8-megapixel 5-megapixel
Resolution1080x2316 pixels720x1520 pixels1080x2280 pixels
RAM8GB2GB4GB
OSAndroid 8.1 OreoAndroid 8.1 OreoAndroid 8.1 Oreo
Storage128GB16GB64GB
Rear Camera12-megapixel + 5-megapixel 13-megapixel + 2-megapixel 12-megapixel + 5-megapixel
Battery Capacity4000mAh4230mAh4000mAh
general
Release dateJuly 2018-September 2018
Launched in IndiaYes-Yes
Form factorTouchscreenTouchscreenTouchscreen
Dimensions (mm)162.00 x 77.00 x 7.98156.20 x 75.60 x 8.20149.33 x 71.68 x 8.75
Weight (g)199.00168.00178.00
Battery capacity (mAh)400042304000
Removable batteryNo-No
ColoursBlackRed, Dark PurpleGold, Blue, Black, Red
Body type--Metal
Wireless charging--No
SAR value--0.96
display
Screen size (inches)6.596.205.84
TouchscreenYesYesYes
Resolution1080x2316 pixels720x1520 pixels1080x2280 pixels
Aspect ratio19.3:919:919:9
Pixels per inch (PPI)--432
hardware
Processor2.8GHz octa-core1.8GHz octa-core2GHz octa-core (8x2GHz)
Processor makeQualcomm Snapdragon 845Snapdragon 450Qualcomm Snapdragon 625
RAM8GB2GB4GB
Internal storage128GB16GB64GB
Expandable storageNoYesYes
Expandable storage type-microSDmicroSD
Expandable storage up to (GB)-256256
Dedicated microSD slot--Yes
camera
Rear camera12-megapixel (f/1.8) + 5-megapixel (f/2.4)13-megapixel (f/2.2) + 2-megapixel (f/2.4)12-megapixel (f/2.2, 1.25-micron) + 5-megapixel
Rear flashLEDLEDLED
Front camera8-megapixel (f/2.0)8-megapixel (f/2.2)5-megapixel
Rear autofocus-YesPhase detection autofocus
Front flash--No
software
Operating systemAndroid 8.1 OreoAndroid 8.1 OreoAndroid 8.1 Oreo
SkinFuntouch OS 4.0ColorOS 5.1MIUI 9.6
connectivity
Wi-FiYesYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac-802.11 a/b/g/n
GPSYesYesYes
BluetoothYes, v 5.00Yes, v 4.20Yes, v 4.20
USB OTGYes-Yes
USB Type-CYes-No
Headphones3.5mm3.5mm3.5mm
FMNo-Yes
Number of SIMs2-2
Micro-USB-YesYes
NFC--No
Infrared--Yes
Active 4G on both SIM cards--No
sim 1
SIM TypeNano-SIM-Nano-SIM
GSM/CDMAGSM-GSM
3GYes-Yes
4G/ LTEYes-Yes
sim 2
SIM TypeNano-SIM-Nano-SIM
GSM/CDMAGSM-GSM
3GYes-Yes
4G/ LTEYes-Yes
sensors
Fingerprint sensorYes-Yes
Compass/ MagnetometerYesYesYes
Proximity sensorYesYesYes
AccelerometerYesYesYes
Ambient light sensorYes-Yes
GyroscopeYes-Yes
Face unlock--Yes
3D face recognition--No