Compare Samsung Galaxy J2 vs Samsung Galaxy j3 (2017) vs Samsung Galaxy J7 (2016)

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SummarySummary 70 Score 75 Score 76 Score
Performance Exynos 3475
1 GB RAM
Android OS, v5.1.1
Qualcomm MSM8937 Snapdragon 430
2 GB RAM
Android Marshmallow v6.0.1
Samsung Exynos 7 Octa 7870
2 GB RAM
Android OS, v6.0.1 (Marshmallow)
Display 4.7 inches
540 pixels
234 PPI Density
5 inches
1280 pixels
294 PPI Density
5.5 inches
1280 pixels
267 PPI Density
Camera 5 MP (Main)
2 MP (Front)
8 MP (Main)
5 MP (Front)
13 MP (Main)
5 MP (Front)
Battery 2000 mAh
Li-Ion
2600 mAh
Li-ion
3300 mAh
Li-ion
DisplayDisplay
Screen Size 4.7 inches 5 inches 5.5 inches
Screen Resolution 540x960 pixels 1280 x 720 pixels HD, 1280 x 720 Pixels
Pixel Density 234 PPI 294 PPI 267 PPI
Display Type Super AMOLED capacitive touchscreen, 16M colors Super AMOLED capacitive touchscreen, 16M colors Super AMOLED Capacitive Touchscreen, Multi-touch
ChipsetChipset
Brand Samsung Samsung Samsung
Chipset Exynos 3475 Qualcomm MSM8937 Snapdragon 430 Samsung Exynos 7 Octa 7870
Processor Quad-core 1.3 GHz Cortex-A7 Octa-core 1.4 GHz Cortex-A53 Octa-core (4x1.6 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
RAM 1 GB 2 GB 2 GB
GPU Mali-T720 Adreno 505 ARM Mali-T830 MP1
CameraCamera
Rear Camera Resolution 5 MP 8 MP 13 MP
Front Camera Resolution 2 MP 5 MP 5 MP
Dual Camera
Video
Camera Features Autofocus, Touch Focus, Flash, Geo-Tagging Autofocus, Touch Focus, Flash Autofocus, Touch Focus, Flash, Panorama
GeneralGeneral
Operating System Android Android Android
OS Version Android OS, v5.1.1 Android Marshmallow v6.0.1 Android OS, v6.0.1 (Marshmallow)
Weight 170 g
Dimensions 136.5 x 69 x 8.4 mm 151.7 x 76 x 7.8 mm
Thickness 8.4mm 7mm
StorageStorage
Internal Storage 8 GB 16 GB 16 GB
Card Slot microSD, up to 128 G microSD, Upto 256GB microSD, Up to 256GB
Other 8GB storage, microSD card slot 16GB, Expandable up to 256GB 16GB storage, microSD card slot
CommunicationCommunication
SIM Card Slots Single SIM Dual SIM Dual SIM
SIM Card Type Micro-SIM Micro-SIM Micro-SIM
Bluetooth v4.1, A2DP v4.2 v4.1
3.5 mm Jack Yes Yes Yes
NFC No No No
ConnectivityConnectivity
2G
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (optional)
GSM 1800 / 900 MHz
GSM 1800 / 1900 / 850 / 900 MHz
3G
HSDPA 850 / 900 / 1900 / 2100
UMTS 2100 MHz
UMTS 1900 / 2100 / 850 / 900 MHz
4G
LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800)
4G LTE
TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 1900(band 39) FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8)
Wi-Fi
Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
Wi-Fi 802.11 a/g/n
Wi-Fi 802.11, b/g/n
GPS
Yes, with A-GPS, GLONASS
A-GPS, Glonass
with A-GPS, Glonass
GPRS
EDGE
Radio
BatteryBattery
Battery Capacity 2000 mAh 2600 mAh 3300 mAh
Battery Type Li-Ion Li-ion Li-ion
Standby Time
Talk Time 23 hrs (3G)
Other FeaturesOther Features
Fingerprint Scanner
Waterproof
Sensors Accelerometer, proximity Proximity sensor, Accelerometer. Light sensor, Proximity sensor, Accelerometer
Messaging SMS(threaded view), MMS, Email, Push Mail, IM SMS(threaded view), MMS, Email, Push Mail, IM SMS(threaded view), MMS, Email, Push Mail, IM
Java No No No
Other MP4/H.264 player , MP3/WAV/eAAC+/Flac player , Photo/video editor , Document viewer MP4/H.264 player , MP3/WAV/eAAC+/Flac player , Photo/video editor , Document viewer MP4/H.264 player , MP3/WAV/eAAC+/Flac player , Photo/video editor , Document viewer
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