Samsung Galaxy J7 (2017)
Network Technology GSM / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands HSDPA 850 / 900 / 1900 / 2100
4G bands LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 28(700), 40(2300)
Speed HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps
GPRS Yes
EDGE Yes
Launch Announced 2017, June
Status Available. Released 2017, July
Body Dimensions 152.5 x 74.8 x 8 mm (6.00 x 2.94 x 0.31 in)
Weight 181 g (6.38 oz)
Build Front glass, aluminum body
SIM Dual SIM (Nano-SIM, dual stand-by)
Display Type Super AMOLED capacitive touchscreen, 16M colors
Size 5.5 inches, 83.4 cm2 (~73.1% screen-to-body ratio)
Resolution 1080 x 1920 pixels, 16:9 ratio (~401 ppi density)
Multitouch Yes
 - Always-on display
Platform OS Android 7.0 (Nougat)
Chipset Exynos 7870 Octa
CPU Octa-core 1.6 GHz Cortex-A53
GPU Mali-T830 MP1
Memory Card slot microSD, up to 256 GB (dedicated slot)
Internal 16 GB, 3 GB RAM
Camera Primary 13 MP, f/1.7, autofocus, LED flash, check quality
Features Geo-tagging, touch focus, face detection, panorama, HDR
Video 1080p@30fps, check quality
Secondary 13 MP, f/1.9, LED flash, 1080p
Sound Alert types Vibration; MP3, WAV ringtones
Loudspeaker Yes
3.5mm jack Yes
Comms WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot
Bluetooth 4.1, A2DP
GPS Yes, with A-GPS, GLONASS, BDS
NFC Yes
Radio FM radio
USB microUSB 2.0, USB On-The-Go
Features Sensors Fingerprint (front-mounted), accelerometer, gyro, proximity, compass
Messaging SMS(threaded view), MMS, Email, Push Mail, IM
Browser HTML5
Java No
 - ANT+ support
- MP4/WMV/H.264 player
- MP3/WAV/WMA/eAAC+/FLAC player
- Photo/video editor
- Document viewer
Battery   Non-removable Li-Ion 3600 mAh battery
Talk time Up to 24 h (3G)
Music play Up to 91 h
Misc Colors Black, Blue, Gold, Rose Gold
SAR EU 0.57 W/kg (head)     1.33 W/kg (body)    
Price About 260 EUR
Tests Performance Basemark OS II: 1171 / Basemark X: 5489
Display Contrast ratio: Infinite (nominal), 3.812 (sunlight)
Camera Photo / Video
Loudspeaker Voice 67dB / Noise 71dB / Ring 83dB
Audio quality Noise -92.8dB / Crosstalk -92.3dB
Battery life

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