Lenovo Vibe X3 (Youth) vs Lenovo S650 comparison

Compare Lenovo Vibe X3 (Youth)
Compare Lenovo S650
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General
Release dateNovember 2015December 2013--
Form factorTouchscreenTouchscreen--
Dimensions (mm)153.60 x 76.50 x 9.15138.00 x 69.80 x 8.70--
Weight (g)-126.00--
Battery capacity (mAh)34002000--
Removable batteryYesYes--
ColoursBlackSilver--
SAR ValueNANA--
Display
Screen size (inches)5.504.70--
TouchscreenYesYes--
Resolution1080x1920 pixels540x960 pixels--
Hardware
Processor1.3GHz octa-core1.3GHz quad-core--
Processor make-MediaTek--
RAM2GB1GB--
Internal storage16GB8GB--
Expandable storageYesYes--
Expandable storage typemicroSDmicroSD--
Expandable storage up to (GB)128---
Camera
Rear camera13-megapixel---
FlashYesYes--
Front camera5-megapixelYes--
Software
Operating SystemAndroid Android 4.2--
Connectivity
Wi-FiYesYes--
Wi-Fi standards supportedNANA--
GPSYesYes--
BluetoothYesYes--
NFCNoNo--
InfraredNoNo--
Headphones3.5mm3.5mm--
FMNoYes--
Number of SIMs22--
SIM1
SIM TypeNano-SIMRegular--
GSM/CDMAGSMGSM--
3GYesYes--
4G/LTEYesNo--
SIM2
SIM TypeNano-SIMRegular--
GSM/CDMAGSMGSM--
3GYesYes--
4G/LTEYesNo--
Sensors
Compass/ MagnetometerNoNo--
Proximity sensorYesYes--
AccelerometerYesYes--
Ambient light sensorYesNo--
GyroscopeYesNo--
BarometerNoNo--
Temperature sensorNoNo--