Samsung Galaxy J7 Star vs Samsung Galaxy A8 Star
Display
Size
Resolution
Technology
TFT
Super AMOLED
Screen-to-body
71.45 %
80.77 %
Features
Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor
Ambient light sensor, Proximity sensor
Hardware & Performance
System chip
Samsung Exynos 7 Octa 7870
Qualcomm Snapdragon 660 SDM660
Processor
GPU
Mali-T830 MP1
Adreno 512
RAM
Internal storage
32GB
64GB
Storage expansion
microSDXC up to 400 GB
microSDXC up to 400 GB
OS
Android (9.0 Pie, 8.0 Oreo), Samsung One UI
Android (9.0 Pie, 8.0 Oreo), Samsung One UI
Battery
Capacity
3300 mAh
3700 mAh
Type
Li - Polymer, Not user replaceable
Li - Ion, Not user replaceable
Charging
Fast charging
Camera
Rear
Single camera
Dual camera
Main camera
Features
PDAF
PDAF
Second camera
24 MP
Features
PDAF, CMOS image sensor
Video recording
1920x1080 (Full HD) (30 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (30 fps)
Features
Hyperlapse, EIS, Video calling, Video sharing
Front
13 MP
24 MP
Features
Wide Angle
Design
Dimensions
Weight
the average is 6.3 oz (179 g)
the average is 6.3 oz (179 g)
Materials
Back: Glass; Frame: Metal
Biometrics
2D Face unlock
2D Face unlock, Fingerprint (touch)
Features
Touch sensitive control keys
Notification light
Colors
Blue
Black, White
Cellular
LTE (FDD)
Bands 2(1900), 4(AWS-1), 5(850), 12(700 a), 66(AWS-3), 71(600)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 26(850+), 28(700 APT)
LTE (TDD)
Bands 38(2600), 40(2300), 41(2600+)
UMTS
850, 1700/2100, 1900, 2100 MHz
850, 900, 1900, 2100 MHz
Data Speed
Dual SIM
Yes
SIM type
Nano SIM
Nano SIM
HD Voice
Yes
Multimedia
Headphones
3.5mm jack
3.5mm jack
Features
Dolby Atmos, Album art cover, Background playback
Connectivity & Features
Bluetooth
4.2
5.0
Wi-Fi
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
USB
microUSB, USB 2.0
Type-C (reversible), USB 2.0
Features
Charging
Mass storage device, Charging
Sensors
Accelerometer, Gyroscope, Compass
Accelerometer, Gyroscope
Other
NFC, ANT+, UMA (Wi-Fi Calling)
NFC, ANT+, VoIP, Tethering, Computer sync, OTA sync
Shopping information
In The Box
USB cable, Wall charging adapter, Start guide, Terms & Conditions
Charger, USB Type-C cable, Headphones, SIM Removal Tool, Documentation
