Samsung Galaxy J3 (2017) vs Samsung Galaxy A8 (2018) Specs Comparison

Design

Dimensions
5.55 x 2.76 x 0.34 inches 141 x 70.1 x 8.6 mm	5.87 x 2.78 x 0.33 inches 149.2 x 70.6 x 8.4 mm
Weight
5.22 oz (148.0 g)	6.07 oz (172.0 g)
Materials
	Back: Glass (Corning Gorilla Glass 5) Frame: Aluminum
Resistance
	Water, Dust; IP68
Biometrics
	Fingerprint (touch)
Features
Touch sensitive control keys	Notification light
Keys
Left: Volume control; Right: Lock/Unlock key	Left: Volume control; Right: Lock/Unlock key
Colors
Silver	Black, Gold, Orchid grey, Blue

Display

Size
5.0-inch	5.6-inch
Resolution
1280x720px, 294 PPI	2220x1080px, 18.5:9 ratio, 441 PPI
Technology
TFT	Super AMOLED
Screen-to-body
69.74 %	75.60 %
Colors
16 777 216
Features
Proximity sensor	Scratch-resistant glass (Corning Gorilla Glass 4), Ambient light sensor, Proximity sensor

Hardware

System chip
Samsung Exynos 7 Quad 7570 (14 nm)	Samsung Exynos 5 Octa 7885 (14 nm)
Processor
Quad-core 1400 MHz ARM Cortex-A53	Octa-core 2200 MHz ARM Cortex-A73 and ARM Cortex-A53
GPU
Mali-T720	Mali-G71
Memory
1.5GB/16GB	4GB (LPDDR4)/64GB
Storage expansion
microSDXC up to 256 GB	microSDXC up to 256 GB
OS
Android (7.0 Nougat)	Android (9.0 Pie, 8.0 Oreo, 7.1 Nougat)

Battery

Type
2600 mAh, Li - Ion	3000 mAh, Li - Polymer
Charging
	Fast charging

Camera

Rear
Single camera	Single camera
Main camera
5 MP (Autofocus, CMOS image sensor) Aperture size: F1.9	16 MP (PDAF) Aperture size: F1.7
Flash
LED	LED
Video recording
1080p (30 fps) Video calling, Video sharing	1080p (30 fps) Hyperlapse, EIS, Video calling, Video sharing
Front
2 MP	16 MP (Dual-Camera) Video capture: 1080p

Connectivity & Features

Bluetooth
4.2	5.0
WLAN
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	Type-C, USB 2.0
Hearing aid compatible
M3/T3
Location
GPS, A-GPS, Glonass	GPS, A-GPS, Glonass, BeiDou
Sensors
Accelerometer, Gyroscope, Compass	Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer
Other
UMA (Wi-Fi Calling), VoIP, Tethering, Computer sync, OTA sync	NFC, ANT+, VoIP, Tethering, Computer sync, OTA sync

Multimedia

Headphones
3.5mm jack	3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Loudspeaker
Features
Album art cover, Background playback	Album art cover, Background playback
Screen mirroring
Wireless screen share	Wireless screen share
Radio
	FM
Additional microphone(s)
Noise cancellation	Noise cancellation

Cellular

4G (FDD)
Bands 2, 4, 5, 12	Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 66(AWS-3)
4G (TDD)
	Bands 38, 40, 41
3G
Bands 5, 4, 2	Bands 1, 2, 4, 5, 8
Data Speed
LTE, HSPA	LTE-A Cat 11 (600/75 Mbit/s), HSPA, HSUPA
Dual SIM
	Yes
SIM type
Nano SIM	Nano SIM
HD Voice
Yes

Phone Features

Notifications
Haptic feedback
Other features
Voice dialing, Voice commands, Voice recording, TTY/TDD

Regulatory Approval

FCC approval
Date approved: Feb 08, 2017 FCC ID value: A3LSMJ327A	Date approved: Nov 14, 2017 FCC ID value: A3LSMA530F
Measured SAR
Head: 0.73 W/kg Body: 1.04 W/kg Simultaneous Transmission: 1.32 W/kg Wireless Router: 1.10 W/kg	Head: 0.26 W/kg Body: 0.76 W/kg Simultaneous Transmission: 1.54 W/kg Wireless Router: 0.98 W/kg

Availability

Officially announced
May 14, 2017	Dec 19, 2017

Alternative variants

For AT&T

4G (FDD)	Bands 2, 3, 4, 5, 7, 12

with 32 GB storage

Memory	32GB
MSRP	€ 500

Links

Full specifications
Samsung Galaxy J3 (2017) Specs	Samsung Galaxy A8 (2018) Specs
PhoneArena Review
	Samsung Galaxy A8 (2018) Review
User Reviews
Samsung Galaxy J3 (2017) User Reviews	Samsung Galaxy A8 (2018) User Reviews