Vivo X20 Plus vs Lenovo K8 vs Samsung Galaxy J7+ vs Oppo F3 comparison

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Ratings
Overall NDTV Rating---
Design Rating---
Display Rating---
Software Rating---
Performance Rating---
Battery Life Rating---
Camera Rating---
Value for money Rating---
General
Release dateSeptember 2017September 2017September 2017May 2017
Form factorTouchscreenTouchscreenTouchscreenTouchscreen
Dimensions (mm)165.32 x 80.09 x 7.45147.90 x 73.70 x 8.55152.40 x 74.70 x 7.99153.30 x 75.20 x 7.30
Weight (g)181.00165.00-153.00
Battery capacity (mAh)3905400030003200
Removable batteryNoNoNoNo
ColoursMatte Black, Gold, Rose GoldFine Gold, Venom Black-Gold, Black
SAR ValueNANANA1.40
Display
Screen size (inches)6.435.205.505.50
TouchscreenYesYesYesYes
Resolution1080x2160 pixels720x1280 pixels1080x1920 pixels1080x1920 pixels
Pixels per inch (PPI)---401
Hardware
Processor1.8GHz octa-core2.3GHz octa-core2.4GHz octa-core1.5GHz octa-core
Processor makeSnapdragon 660MediaTek Helio P20Helio P20MediaTek MT6750T
RAM4GB3GB4GB4GB
Internal storage64GB32GB32GB64GB
Expandable storageYesYesYesYes
Expandable storage typemicroSDmicroSDmicroSDmicroSD
Expandable storage up to (GB)256128256128
Camera
Rear camera12-megapixel13-megapixel13-megapixel13-megapixel
FlashYesYesYesYes
Front camera12-megapixel8-megapixel16-megapixel16-megapixel
Software
Operating SystemAndroid 7.1.1Android 7.1.1Android 7.0Android 6.0
SkinFunTouch OS--ColorOS 3.0
Connectivity
Wi-FiYesYesYesYes
Wi-Fi standards supportedNA802.11 a/b/g/n/acNA802.11 a/b/g/n
GPSYesYesYesYes
BluetoothYes, v 5.00Yes, v 4.20YesYes, v 4.00
NFCNoNoNoNo
InfraredNoNoNoNo
Headphones3.5mm3.5mmYes3.5mm
FMNoYesNoYes
Number of SIMs2222
SIM1
SIM Type-Nano-SIM-Nano-SIM
GSM/CDMAGSMGSMGSMGSM
3GYesYesNoYes
4G/LTEYesYesYesYes
SIM2
SIM Type-Nano-SIM-Nano-SIM
GSM/CDMAGSMGSMGSMGSM
3GYesYesNoYes
4G/LTEYesYesYesYes
Sensors
Compass/ MagnetometerYesYesNoYes
Proximity sensorYesYesNoYes
AccelerometerYesYesNoYes
Ambient light sensorYesYesNoYes
GyroscopeYesYesNoYes
BarometerNoNoNoNo
Temperature sensorNoNoNoNo