Oppo A3s vs Vivo V15 Pro vs Vivo V11 Pro vs Samsung Galaxy A7 (2018) comparison

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ratings
Overall NDTV Rating-Read ReviewRead ReviewRead Review
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
key specs
Display6.20-inch6.39-inch6.41-inch6.00-inch
Processor1.8GHz octa-coreocta-coreocta-core2.2GHz octa-core
Front Camera8-megapixel 32-megapixel 25-megapixel 24-megapixel
Resolution720x1520 pixels1080x2340 pixels1080x2340 pixels1080x2220 pixels
RAM2GB6GB6GB4GB
OSAndroid 8.1 OreoAndroid Android 9.0 PieAndroid 8.1Android 8.0
Storage16GB128GB64GB64GB
Rear Camera13-megapixel + 2-megapixel 48-megapixel + 8-megapixel + 5-megapixel 12-megapixel + 5-megapixel 24-megapixel + 8-megapixel + 5-megapixel
Battery Capacity4230mAh3700mAh3400mAh3300mAh
general
Form factorTouchscreenTouchscreenTouchscreen-
Dimensions (mm)156.20 x 75.60 x 8.20157.25 x 74.71 x 8.21157.91 x 75.08 x 7.90159.80 x 76.80 x 7.50
Weight (g)168.00185.00156.00168.00
Battery capacity (mAh)4230370034003300
ColoursRed, Dark PurpleBlue Topaz, Ruby RedDazzling Gold, Starry BlackBlack, Blue, Gold, Pink
Release date-February 2019September 2018September 2018
Launched in India-YesYesYes
Fast charging-ProprietaryQuick Charge-
Body type--Plastic-
Removable battery--NoNo
Wireless charging--NoNo
SAR value--0.43-
display
Screen size (inches)6.206.396.416.00
TouchscreenYesYesYesYes
Resolution720x1520 pixels1080x2340 pixels1080x2340 pixels1080x2220 pixels
Aspect ratio19:919.5:919.5:918.5:9
Protection type--Gorilla Glass-
Pixels per inch (PPI)--401-
hardware
Processor1.8GHz octa-coreocta-coreocta-core2.2GHz octa-core
Processor makeSnapdragon 450Qualcomm Snapdragon 675Qualcomm Snapdragon 660-
RAM2GB6GB6GB4GB
Internal storage16GB128GB64GB64GB
Expandable storageYesYesYesYes
Expandable storage typemicroSDmicroSDmicroSDmicroSD
Expandable storage up to (GB)256256256512
Dedicated microSD slot-YesYes-
camera
Rear camera13-megapixel (f/2.2) + 2-megapixel (f/2.4)48-megapixel (f/1.8) + 8-megapixel (f/2.2) + 5-megapixel (f/2.4)12-megapixel (f/1.8) + 5-megapixel (f/2.4)24-megapixel (f/1.7) + 8-megapixel (f/2.4) + 5-megapixel (f/2.2)
Rear autofocusYes-YesYes
Rear flashLED-LEDYes
Front camera8-megapixel (f/2.2)32-megapixel (f/2.0)25-megapixel (f/2.0)24-megapixel (f/2.0)
Front autofocus--NoNo
Front flash--NoYes
software
Operating systemAndroid 8.1 OreoAndroid Android 9.0 PieAndroid 8.1Android 8.0
SkinColorOS 5.1Funtouch OS 9FunTouch OS 4.5-
connectivity
Wi-FiYesYesYesYes
GPSYesYesYesYes
BluetoothYes, v 4.20Yes, v 5.00Yes, v 5.00Yes, v 5.00
Micro-USBYesYesYes-
Headphones3.5mm3.5mm3.5mm-
Wi-Fi standards supported-802.11 a/b/g/n802.11 b/g/n/ac802.11 a/b/g/n/ac
Number of SIMs-222
Active 4G on both SIM cards-YesYesYes
NFC--NoNo
Infrared--No-
USB OTG--Yes-
USB Type-C--No-
FM--YesYes
sensors
Compass/ MagnetometerYesYesYesYes
Proximity sensorYesYesYesYes
AccelerometerYesYesYesYes
Face unlock-YesYesYes
Fingerprint sensor-YesYesYes
Ambient light sensor-YesYesYes
Gyroscope-YesYesYes
sim 1
SIM Type-Nano-SIMNano-SIMNano-SIM
GSM/CDMA-GSMGSM-
3G-YesYes-
4G/ LTE-YesYes-
sim 2
SIM Type-Nano-SIMNano-SIMNano-SIM
GSM/CDMA-GSMGSM-
3G-YesYes-
4G/ LTE-YesYesYes