Samsung Galaxy J7 Star vs Samsung Galaxy A20
Display
Display size
Resolution
Pixel density
Technology
TFT
Super AMOLED
Screen-to-body
71.45 %
84.95 %
Features
Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor
Proximity sensor
Hardware & Performance
System chip
Samsung Exynos 7 Octa 7870
Samsung Exynos 7884
Processor
GPU
Mali-T830 MP1
Mali-G71 MP2
RAM
Internal storage
32 GB
32 GB
Storage expansion
microSDXC up to 400 GB
microSDXC up to 512 GB
OS
Android (9.0 Pie, 8.0 Oreo), Samsung One UI
Android (9.0 Pie), Samsung One UI
Battery
Capacity
3300 mAh
4000 mAh
Type
Li - Polymer, Not user replaceable
Not user replaceable
Charging
Samsung Adaptive Fast Charging
Camera
Rear
Single camera
Dual camera
Main camera
Features
Phase detection autofocus
Autofocus
Second camera
5 megapixels
Features
Ultra-wide
Video recording
1920x1080 (Full HD) (30 fps)
1920x1080 (Full HD) (30 fps)
Front
13 megapixels
8 megapixels
Design
Dimensions
Weight
the average is 6.1 oz (174 g)
the average is 6.1 oz (174 g)
Materials
Back: Plastic
Biometrics
2D Face unlock
2D Face unlock, Fingerprint (touch)
Features
Touch sensitive control keys
Colors
Blue
Black,Deep blue, Red
Cellular
LTE (FDD)
Bands 2(1900), 4(AWS-1), 5(850), 12(700 a), 66(AWS-3), 71(600)
Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 13(700 c), 20(800 DD), 28(700 APT), 66(AWS-3)
UMTS
850, 1700/2100, 1900, 2100 MHz
850, 900, 1900, 2100 MHz
Data Speed
SIM type
Nano SIM
Nano SIM
HD Voice
Yes
Multimedia
Headphones
3.5mm jack
3.5mm jack
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; Wi-Fi Direct, Hotspot
USB
microUSB, USB 2.0
Type-C (reversible), USB 2.0
Features
Charging
Charging
Sensors
Accelerometer, Gyroscope, Compass
Accelerometer, Gyroscope, Compass, Hall (for flip covers)
Other
NFC, ANT+, UMA (Wi-Fi Calling)
Shopping information
In The Box
USB cable, Wall charging adapter, Start guide, Terms & Conditions
MSRP price
$ 250
