OnePlus 2 vs Samsung Galaxy J7 vs Samsung Galaxy E7 comparison

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ratings
Overall NDTV RatingRead 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
ProcessorQualcomm Snapdragon 810Samsung Exynos 7 Octa 75801.2GHz quad-core
Front Camera5-megapixel5-megapixel 5-megapixel
Rear Camera13-megapixel13-megapixel 13-megapixel
RAM4GB1.5GB2GB
Storage64GB16GB16GB
Battery Capacity3300mAh3000mAh2950mAh
OSOxygenOS 2.0Android 5.1Android 4.4
Resolution1080x1920 pixels720x1280 pixels720x1280 pixels
general
BrandOnePlusSamsungSamsung
Model2Galaxy J7Galaxy E7
Release dateJuly 1, 2015June 1, 2015January 1, 2015
Form factorTouchscreenTouchscreenTouchscreen
Dimensions (mm)151.80 x 74.90 x 9.85152.40 x 78.60 x 7.50151.30 x 77.20 x 7.30
Weight (g)175.00171.00-
Battery capacity (mAh)330030002950
Removable batteryNoYesNo
ColoursSandstone BlackBlack, White, Gold-
Launched in India-Yes-
Body type-Plastic-
display
Screen size (inches)5.505.505.50
TouchscreenYesYesYes
Resolution1080x1920 pixels720x1280 pixels720x1280 pixels
Aspect ratio-16:9-
Pixels per inch (PPI)--267
hardware
Processor1.8GHz octa-core1.5GHz octa-core1.2GHz quad-core
Processor makeQualcomm Snapdragon 810Samsung Exynos 7 Octa 7580-
RAM4GB1.5GB2GB
Internal storage64GB16GB16GB
Expandable storageNoYesYes
Expandable storage type-microSDmicroSD
Expandable storage up to (GB)-12864
camera
Rear camera13-megapixel13-megapixel (f/1.9)13-megapixel
Rear flashDual LEDLEDLED
Front camera5-megapixel5-megapixel (f/2.2)5-megapixel
Rear autofocus-Yes-
Front flash-LED-
software
Operating systemOxygenOS 2.0Android 5.1Android 4.4
Skin-TouchWiz UI-
connectivity
Wi-FiYesYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac802.11 b/g/n802.11 a/b/g/n
GPSYesYesYes
BluetoothYes, v 4.10Yes, v 4.10Yes, v 4.00
NFCNoNoNo
InfraredNoNoNo
USB OTGYesYesNo
Headphones3.5mm3.5mm3.5mm
FMNoYesYes
Number of SIMs222
Wi-Fi DirectNoYesYes
Mobile High-Definition Link (MHL)NoNoNo
Micro-USB-Yes-
sim 1
SIM TypeNano-SIMMicro-SIM-
GSM/CDMAGSMGSMGSM
3GYesYesYes
4G/ LTEYesYesYes
sim 2
SIM TypeNano-SIMMicro-SIM-
GSM/CDMAGSMGSMGSM
3GYesYesYes
4G/ LTEYesNoNo
sensors
Compass/ MagnetometerYesNoNo
Proximity sensorYesYesYes
AccelerometerYesYesYes
Ambient light sensorYesNoNo
GyroscopeYesNoNo
BarometerNoNoNo
Temperature sensorNoNoNo
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