Asus ZenFone 2 ZE550ML vs HTC One M8s vs Alcatel OneTouch Idol 3 (4.7) comparison

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Compare Alcatel OneTouch Idol 3 (4.7)
key specs
Display5.50-inch5.00-inch4.70-inch-
Processor1.8GHz quad-core1.7GHz octa-core1.2GHz quad-core-
Front Camera5-megapixel5-megapixel5-megapixel-
Resolution720x1280 pixels1080x1920 pixels720x1280 pixels-
RAM2GB2GB1GB-
OSAndroid 5.0Android 5Android 5.0-
Storage16GB16GB8GB-
Rear Camera13-megapixel13-megapixel13-megapixel-
Battery Capacity3000mAh2840mAh2000mAh-
general
Release dateMarch 2015April 2015March 2015-
Form factorTouchscreenTouchscreenTouchscreen-
Dimensions (mm)152.50 x 77.20 x 10.90146.40 x 70.60 x 9.60134.60 x 65.90 x 7.55-
Weight (g)170.00160.00--
Battery capacity (mAh)300028402000-
Removable batteryNoNoNo-
Colours-Gunmetal Grey, Amber Gold, Glacial Silver--
display
Screen size (inches)5.505.004.70-
TouchscreenYesYesYes-
Resolution720x1280 pixels1080x1920 pixels720x1280 pixels-
Pixels per inch (PPI)267441--
hardware
Processor1.8GHz quad-core1.7GHz octa-core1.2GHz quad-core-
Processor makeIntel Atom Z3560Qualcomm Snapdragon 615Qualcomm Snapdragon 400-
RAM2GB2GB1GB-
Internal storage16GB16GB8GB-
Expandable storageYesYesYes-
Expandable storage typemicroSDmicroSDmicroSD-
Expandable storage up to (GB)64128128-
camera
Rear camera13-megapixel13-megapixel13-megapixel-
Rear flashLEDDual LEDLED-
Front camera5-megapixel5-megapixel5-megapixel-
software
Operating systemAndroid 5.0Android 5Android 5.0-
SkinZenUISense 6.0--
connectivity
Wi-FiYesYesYes-
Wi-Fi standards supported802.11 a/b/g/n/ac802.11 a/b/g/n/ac802.11 b/g/n-
GPSYesYesYes-
BluetoothYes, v 4.00Yes, v 4.10Yes, v 4.00-
NFCYesYesYes-
InfraredNoYesNo-
USB OTGYesNoNo-
Headphones3.5mm3.5mm3.5mm-
FMYesYesYes-
Number of SIMs211-
sim 1
SIM TypeMicro-SIMNano-SIMMicro-SIM-
GSM/CDMAGSMGSMGSM-
3GYesYesYes-
4G/ LTEYesYesYes-
sim 2
SIM TypeMicro-SIM---
GSM/CDMAGSM---
3GNo---
4G/ LTENo---
sensors
Compass/ MagnetometerYesYesNo-
Proximity sensorYesYesYes-
AccelerometerYesYesYes-
Ambient light sensorYesYesYes-
GyroscopeNoYesNo-
BarometerNoYesNo-
Temperature sensorNoNoNo-