Asus ZenFone Selfie vs HTC Desire 826 vs HTC Desire 820s 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
Display5.50-inch5.50-inch5.50-inch-
Processor1.7GHz octa-core1GHz octa-core1.7GHz octa-core-
Front Camera13-megapixel4-Ultrapixel8-megapixel-
Resolution1080x1920 pixels1080x1920 pixels720x1280 pixels-
RAM3GB2GB2GB-
OSAndroid 5.0Android 5.0Android 4.4.4-
Storage32GB16GB16GB-
Rear Camera13-megapixel13-megapixel13-megapixel-
Battery Capacity3000mAh2600mAh2600mAh-
general
Alternate namesZD551KL---
Release dateJune 2015January 2015March 2015-
Form factorTouchscreenTouchscreenTouchscreen-
Dimensions (mm)156.50 x 77.20 x 10.80158.00 x 77.50 x 7.99157.70 x 78.74 x 7.74-
Weight (g)170.00183.00155.00-
Battery capacity (mAh)300026002600-
Removable batteryYesNoNo-
ColoursWhite, Pink, Aqua Blue-White, Grey-
SAR value0.65---
display
Screen size (inches)5.505.505.50-
TouchscreenYesYesYes-
Resolution1080x1920 pixels1080x1920 pixels720x1280 pixels-
Pixels per inch (PPI)403-267-
hardware
Processor1.7GHz octa-core1GHz octa-core1.7GHz octa-core-
Processor makeQualcomm Snapdragon 615Qualcomm Snapdragon 615MediaTek MT6752-
RAM3GB2GB2GB-
Internal storage32GB16GB16GB-
Expandable storageYesYesYes-
Expandable storage typemicroSDmicroSDmicroSD-
Expandable storage up to (GB)6412832-
camera
Rear camera13-megapixel13-megapixel13-megapixel-
Rear flashDual LEDLEDLED-
Front camera13-megapixel4-Ultrapixel8-megapixel-
Front flashYes---
software
Operating systemAndroid 5.0Android 5.0Android 4.4.4-
SkinZenUISense UISense 6.0-
connectivity
Wi-FiYesYesYes-
Wi-Fi standards supported802.11 a/b/g/n/ac802.11 b/g/n802.11 b/g/n-
GPSYesYesYes-
BluetoothYes, v 4.00Yes, v 4.00Yes, v 4.00-
NFCNoNoNo-
InfraredNoNoNo-
USB OTGYesYesNo-
Headphones3.5mm3.5mm3.5mm-
FMYesYesYes-
Number of SIMs222-
sim 1
SIM TypeMicro-SIMNano-SIMNano-SIM-
GSM/CDMAGSMGSMGSM-
3GYesYesYes-
4G/ LTEYesYesYes-
sim 2
SIM TypeMicro-SIMNano-SIMNano-SIM-
GSM/CDMAGSMGSMGSM-
3GYesNoYes-
4G/ LTEYesNoNo-
sensors
Compass/ MagnetometerYesYesYes-
Proximity sensorYesYesYes-
AccelerometerYesYesYes-
Ambient light sensorYesYesYes-
GyroscopeYesYesYes-
BarometerNoNoNo-
Temperature sensorNoNoNo-