Compare Samsung Galaxy J3 Emerge with Samsung Galaxy J7 Perx with Samsung Galaxy S7 edge

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Compare Samsung Galaxy J3 Emerge vs Samsung Galaxy J7 Perx vs Samsung Galaxy S7 edge

Summary	73 Score	76 Score	78 Score
Performance	Qualcomm MSM8937 Snapdragon 430 2 GB RAM Android OS, v6.0.1 (Marshmallow)	Samsung Exynos 2 GB RAM Android 7.0 (Nougat)	Samsung Exynos 8 Octa 8890 4 GB RAM Android OS, v6.0
Display	5 inch 720 x 1280 pixels 294 PPI Density	5.5 inch 720 x 1280 pixels 267 PPI Density	5.5 inch 1440 x 2560 pixels 534 PPI Density
Camera	5 MP (Main) 2 MP (Front)	8 MP (Main) 5 MP (Front)	12 MP (Main) 5 MP (Front) 4K Video Recording
Battery	2600 mAh Li-ion	3000 mAh Li-ion	3600 mAh Li-Ion
Display
Screen Size	5 inch	5.5 inch	5.5 inch
Screen Resolution	720 x 1280 pixels	720 x 1280 Pixels	1440x2560 pixels
Pixel Density	294 PPI	267 PPI	534 PPI
Display Type	IPS LCD, Multi-touch	Super AMOLED capacitive touchscreen	Super AMOLED capacitive touchscreen, 16M colors
Gorilla Glass	-	Yes	Yes
Screen Protection	-	-	Corning Gorilla Glass 4
Chipset
Brand	Samsung Mobiles	Samsung Mobiles	Samsung Mobiles
Chipset	Qualcomm MSM8937 Snapdragon 430	Samsung Exynos	Samsung Exynos 8 Octa 8890
Processor	Octa-core 1.4 GHz Cortex-A53	Octa core processor	Octa core (2.3 GHz, Quad core, M1 Mongoose + 1.6 GHz, Quad core, Cortex A53)
RAM	2 GB RAM	2 GB RAM	4 GB RAM
GPU	Adreno 505		Mali-T880 MP12
Camera
Rear Camera Resolution	5 MP	8 MP	12 MP
Front Camera Resolution	2 MP	5 MP	5 MP
Video			4K Video Recording
Camera Features	Autofocus, Touch Focus, Flash, Panorama, Geo-Tagging	Autofocus, Touch Focus, Flash, Panorama, Geo-Tagging	Autofocus, Touch Focus, Flash, Panorama
General
Operating System	Android	Android	Android
OS Version	Android OS, v6.0.1 (Marshmallow)	Android 7.0 (Nougat)	Android OS, v6.0
Weight		155 g	157 g
Dimensions			150.9 x 72.6 x 7.7 mm
Thickness			7mm
Storage
Internal Storage	16 GB	16 GB	32 GB
Card Slot	microSD, Up to 128GB	microSD, up to 128 GB	microSD, up to 200GB
Other	16GB storage, Expandable up to 128GB	16GB Storage	32GB storage, microSD card slot
Communication
SIM Card Slots	Dual SIM	Dual SIM	Dual SIM
SIM Card Type	Micro-SIM	Micro-SIM	Nano-SIM
Bluetooth	v4.2, A2DP, LE	v4.1	v4.2, A2DP, LE, apt-X
3.5 mm Jack	Yes	Yes	Yes
NFC	No	No	Yes
Connectivity
VoLTE
4G	4G LTE, VoLTE	LTE 2100, LTE 800, LTE 1800, LTE 2600	LTE
3G	UMTS 1900 / 2100 / 850 / 900 MHz	UMTS 2100 MHz	HSDPA 850 / 900 / 1900 / 2100
2G	GSM 1800 / 1900 / 850 / 900 MHz	GSM 1800 / 1900 / 850 / 900 MHz	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
Wi-Fi	Wi-Fi 802.11 b/g/n	Wi-Fi 802.11 a/g/n	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
GPS	A-GPS, Glonass	A-GPS, Glonass	Yes, with A-GPS, GLONASS, BDS
GPRS
EDGE
Radio
Battery
Battery Capacity	2600 mAh	3000 mAh	3600 mAh
Battery Type	Li-ion	Li-ion	Li-Ion
Standby Time			Up to 750 Hours(3G)
Talk Time			Up to 27 h (3G)
Other Features
Fingerprint Scanner
Waterproof
Sensors	Accelerometer proximity	Proximity Sensor Accelerometer Ambient Light G-Sensor Hall Effect	Fingerprint accelerometer gyro proximity compass barometer heart rate SpO2
Messaging		SMS, MMS, Email, Push Mail, IM, Hangouts	SMS(threaded view), MMS, Email, Push Mail, IM
Java			No
Other			Fast battery charging: 60% in 30 min (Quick Charge 2.0) , Wireless charging (Qi/PMA) , market dependent , ANT+ support , S-Voice natural language commands and dictation , OneDrive (115 GB cloud storage) , Active noise cancellation with dedicated mi