Samsung Galaxy J3 (2018) vs Samsung Galaxy J2 (2018)

Display

Display size

5.0 inches
5.0 inches

Resolution

720 x 1280 pixels
540 x 960 pixels

Pixel density

294 ppi
220 ppi

Technology

TFT
LCD

Screen-to-body ratio

68.87 %
66.22 %

Features

Proximity sensor
Proximity sensor

Camera

Rear

Single camera
Single camera

Main camera

8 megapixels
8 megapixels

Hardware Features

Autofocus, Back-illuminated sensor (BSI)
Autofocus, Back-illuminated sensor (BSI)

Specifications

Aperture size: F1.9; Focal length: 27 mm; Sensor size: 1/4"; Pixel size: 1.12 μm
Aperture size: F2.2; Focal length: 24 mm; Sensor size: 1/4"; 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
Video calling, Video sharing

Front

5 megapixels
5 megapixels

Design

Dimensions

5.62 x 2.76 x 0.35 inches (142.7 x 70.1 x 8.9 mm)
5.6 x 2.8 x 0.4 inches (142.2 x 71.1 x 10.2 mm)

Weight

5.36 oz (152 g)
the average is 6 oz (172 g)
5.40 oz (153 g)
the average is 6 oz (172 g)

Materials

Back: Plastic
Back: Plastic

Features

Touch sensitive control keys
Touch sensitive control keys

Colors

Silver
Black

Hardware & Performance

System chip

Samsung Exynos 7 Quad 7570
Qualcomm Snapdragon 425 MSM8917

Processor

Quad-core, 1400 MHz, ARM Cortex-A53, 64-bit, 14 nm
Quad-core, 1400 MHz, ARM Cortex-A53, 64-bit, 28 nm

GPU

Mali-T720 MP1
Adreno 308

RAM

2 GB
1.5 GB

Internal storage

16 GB
16 GB

Maximum User Storage

 
9.8 GB

Storage expansion

up to 400 GB
up to 400 GB

OS

Android (8.0 Oreo)
Android (8.1 Oreo), Samsung Experience UI

Battery

Capacity

2600 mAh
2600 mAh

Talk time

18.70 hours
the average is 22 h (1342 min)
16.00 hours
the average is 22 h (1342 min)

Stand-by time

18.0 days (432 hours)
the average is 20 days (480 h)
13.5 days (325 hours)
the average is 20 days (480 h)

Music playback

63.00 hours
 

Video playback

15.00 hours
17.00 hours

Cellular

LTE (FDD)

Bands 2, 3, 4, 5, 7, 12, 14
Bands 2, 4, 5, 7, 66, 71

UMTS

850, 1900, 2100 MHz
850, 900, 2100 MHz

GSM

850, 900, 1800, 1900 MHz
850, 900, 1800, 1900 MHz

Data

LTE Cat 4 (150/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, HSUPA, UMTS
LTE, HSPA, HSUPA

SIM type

Nano SIM
Nano SIM

HD Voice

Yes
 

Connectivity

Bluetooth

4.2
4.2

Wi-Fi

802.11 b, g, n
802.11 b, g, n

USB

USB 2.0
USB 2.0

Connector

microUSB
microUSB

Features

Mass storage device
Mass storage device

Location

GPS, A-GPS, Glonass
GPS, A-GPS, Glonass

Other

UMA (Wi-Fi Calling), VoIP, Tethering, Computer sync, OTA sync
VoIP, Tethering, Computer sync, OTA sync

Phone features

Sensors

Accelerometer, Gyroscope, Compass
Accelerometer

Notifications

Haptic feedback, Music ringtones, Vibration, Flight mode, Silent mode, Speakerphone
Haptic feedback, Music ringtones, Vibration, Flight mode, Silent mode, Speakerphone

Hearing aid compatibility

M3, T3
M3, T4

Other features

Voice dialing, Voice commands, Voice recording, TTY/TDD
Voice dialing, Voice commands, Voice recording

Multimedia

Screen mirroring

Wireless screen share
Wireless screen share

Radio

FM
FM

Speakers

Earpiece, Loudspeaker
Earpiece, Loudspeaker

Headphones connector

3.5mm
3.5mm

Regulatory Approval

FCC approval

 
 

Date approved

Apr 04, 2018
 

FCC ID value: A3LSMJ337A link
 

FCC measured SAR

 
 

Head

1.22 W/kg
 

Body

1.02 W/kg
 

Simultaneous Transmission

1.56 W/kg
 

Wireless Router

1.18 W/kg
 

Shopping information

In The Box

Charger and microUSB cable
 
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