Samsung Galaxy J7 Star vs Samsung Galaxy A8 Star

$139.00 VIEW ON eBay
$365.00 VIEW ON AMAZON

Display

Size

5.5 inches
6.3 inches

Resolution

1280 x 720 pixels, 16:9 ratio,
267 PPI
2220 x 1080 pixels, 18.5:9 ratio,
392 PPI

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

Octa-core, 1600 MHz, ARM Cortex-A53, 64-bit, 14 nm
Octa-core, 2200 MHz, Kryo 260, 64-bit, 14 nm

GPU

Mali-T830 MP1
Adreno 512

RAM

2GB
6GB

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

13 MP
16 MP

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

6.03 x 3 x 0.34 inches (153.2 x 76.2 x 8.6 mm)
6.39 x 3.03 x 0.30 inches (162.4 x 77 x 7.6 mm)

Weight

6.38 oz (181 g)
the average is 6.3 oz (179 g)
6.74 oz (191 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

LTE Cat 4 (150/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A Cat 9 (450/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

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
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