Samsung Galaxy J7 Prime vs Samsung Galaxy J7 Star
Display
Display size
Resolution
Pixel density
Technology
IPS LCD
TFT
Screen-to-body ratio
73.39 %
71.45 %
Features
Scratch-resistant glass (Corning Gorilla Glass), Proximity sensor
Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor
Camera
Rear
Single camera
Single camera
Main camera
Hardware Features
Autofocus, CMOS image sensor
Phase detection autofocus
Specifications
Aperture size: F1.9
Aperture size: F1.7; Focal length: 28 mm; Sensor size: 1/3.06"; Pixel size: 1.12 μm
Flash
LED
LED
Video recording
1920x1080 (Full HD) (30 fps)
1920x1080 (Full HD) (30 fps)
Features
Video calling, Video sharing
Front
8 megapixels
13 megapixels
Design
Dimensions
Weight
the average is 6.1 oz (174 g)
the average is 6.1 oz (174 g)
Materials
Back: Metal
Biometrics
Fingerprint (touch)
2D Face unlock
Features
Touch sensitive control keys
Touch sensitive control keys
Colors
Black, Gold
Blue
Multimedia
Headphones
3.5 mm jack
3.5 mm jack
Speakers
Earpiece, Loudspeaker
Earpiece, Loudspeaker
Features
Album art cover, Background playback
Screen mirroring
Wireless screen share
Wireless screen share
Hardware & Performance
System chip
Samsung Exynos 7 Octa 7870
Samsung Exynos 7 Octa 7870
Processor
GPU
Mali-T830 MP2
Mali-T830 MP1
RAM
Internal storage
16 GB
32 GB
Available to use
10.3 GB
Storage expansion
microSDXC up to 256 GB
microSDXC up to 400 GB
OS
Android (7.0 Nougat, 6.0 Marshmallow), Samsung Experience UI
Android (9.0 Pie, 8.0 Oreo), Samsung One UI
Connectivity & Features
Bluetooth
4.1
4.2
Wi-Fi
802.11 b, g, n; Hotspot, Wi-Fi Direct
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
USB
microUSB, USB 2.0
microUSB, USB 2.0
Features
Mass storage device, USB OTG, USB charging
Location
GPS, A-GPS, Glonass, BeiDou
GPS, A-GPS, Glonass, Cell ID, Wi-Fi positioning
Sensors
Accelerometer
Accelerometer, Gyroscope, Compass
Mobile Payment
Samsung Pay Mini
Other
ANT+, Tethering, Computer sync, OTA sync
NFC, ANT+, UMA (Wi-Fi Calling)
Cellular
LTE (FDD)
Bands 1, 3, 5, 7, 8, 20
Bands 2, 4, 5, 12, 66, 71
LTE (TDD)
Bands 38, 40
UMTS
850, 900, 1900, 2100 MHz
850, 1700/2100, 1900, 2100 MHz
Data
SIM type
Nano SIM
Nano SIM
HD Voice
Yes
Battery
Capacity
3300 mAh
3300 mAh
Type
Li - Ion, Not user replaceable
Li - Polymer, Not user replaceable
Talk time
the average is 20 h (1205 min)
Stand-by time
the average is 21 days (509 h)
Talk time (3G)
the average is 23 h (1387 min)
Internet use
3G: 12 hours; LTE: 15 hours; Wi-Fi: 16 hours
Music playback
84.00 hours
76.70 hours
Video playback
14.00 hours
19.00 hours
Phone features
Notifications
Haptic feedback
Other features
Voice dialing, Voice commands, Voice recording
Regulatory Approval
FCC approval
Date approved
Aug 18, 2016
May 10, 2018
Measured SAR
Head
0.43 W/kg
1.36 W/kg
Body
1.03 W/kg
1.01 W/kg
Simultaneous Transmission
1.09 W/kg
1.58 W/kg
Wireless Router
1.03 W/kg
1.11 W/kg
Phablet
3.60 W/kg
Shopping information
In The Box
USB cable, Wall charging adapter, Start guide, Terms & Conditions
