Samsung Galaxy S9 vs Samsung Galaxy J3 (2018)

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Display

Display size

5.8 inches
5.0 inches

Resolution

1440 x 2960 pixels
720 x 1280 pixels

Pixel density

568 ppi
294 ppi

Technology

Super AMOLED
TFT

Screen-to-body ratio

84.36 %
68.87 %

Features

HDR video support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor
Proximity sensor

Camera

Rear

Single camera
Single camera

Main camera

12 megapixels
8 megapixels

Hardware Features

Optical image stabilization, Phase detection autofocus
Autofocus, Back-illuminated sensor (BSI)

Specifications

Aperture size: F1.5/F2.4; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Aperture size: F1.9; Focal length: 27 mm; Sensor size: 1/4"; Pixel size: 1.12 μm

Flash

LED
LED

Video recording

3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)
1920x1080 (Full HD) (30 fps)

Features

High Dynamic Range mode (HDR), Time-lapse video, Hyperlapse, Continuous autofocus, Object tracking, Picture-taking during video recording, Video calling, Video sharing
Video calling, Video sharing

Front

8 megapixels
5 megapixels

Features

Autofocus, High Dynamic Range mode (HDR)
 

Design

Dimensions

5.81 x 2.70 x 0.33 inches (147.7 x 68.7 x 8.5 mm)
5.62 x 2.76 x 0.35 inches (142.7 x 70.1 x 8.9 mm)

Weight

5.75 oz (163 g)
the average is 6 oz (172 g)
5.36 oz (152 g)
the average is 6 oz (172 g)

Materials

Back: Glass (Corning Gorilla Glass 5); Frame: Aluminum
Back: Plastic

Resistance

Water, Dust; IP 68
 

Biometrics

Iris scanner, 2D Face unlock, Fingerprint (touch)
 

Features

Notification light
Touch sensitive control keys

Colors

Black, Gold, Gray, Purple, Blue, Red
Silver

Multimedia

Headphones

3.5 mm jack
3.5 mm jack

Speakers

Earpiece, Multiple speakers
Earpiece, Loudspeaker

Features

32-Bit DAC, aptX-HD
Album art cover, Background playback

Screen mirroring

Wireless screen share
Wireless screen share

Radio

FM
FM

Additional microphone(s)

for Noise cancellation
 

Hardware & Performance

System chip

Qualcomm Snapdragon 845 SDM845
Samsung Exynos 7 Quad 7570

Processor

Octa-core, 2800 MHz, Kryo 385, 64-bit, 10 nm
Quad-core, 1400 MHz, ARM Cortex-A53, 64-bit, 14 nm

GPU

Adreno 630
Mali-T720 MP1

RAM

4 GB
2 GB

Internal storage

256 GB
16 GB

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)

Connectivity & Features

Bluetooth

5.0
4.2

Wi-Fi

802.11 a, b, g, n, ac, dual-band; MIMO, Wi-Fi Direct, Hotspot
802.11 b, g, n; Hotspot, Wi-Fi Direct

USB

USB Type-C (reversible), USB 3.1
microUSB, USB 2.0

Features

USB OTG, Video out
Mass storage device

Location

GPS, A-GPS, Glonass, Galileo, BeiDou
GPS, A-GPS, Glonass

Sensors

Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer
Accelerometer, Gyroscope, Compass

Mobile Payment

Samsung Pay
 

Other

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

Cellular

LTE (FDD)

Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 30, 66, 71
Bands 2, 3, 4, 5, 7, 12, 14

LTE (TDD)

Bands 38, 39, 40, 41, 46
 

UMTS

850, 900, 1700/2100, 1900, 2100 MHz
850, 1900, 2100 MHz

Data

LTE-A Pro Cat 18 (1200/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA
LTE Cat 4 (150/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, HSUPA, UMTS

SIM type

Nano SIM
Nano SIM

HD Voice

 
Yes

Battery

Capacity

3000 mAh
2600 mAh

Type

Li - Ion, Not user replaceable
User replaceable

Charging

Qualcomm Quick Charge 2.0, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging
 

Talk time

31.00 hours
the average is 21 h (1288 min)
18.70 hours
the average is 21 h (1288 min)

Stand-by time

3.4 days (82 hours)
the average is 19 days (457 h)
18.0 days (432 hours)
the average is 19 days (457 h)

Internet use

3G: 11 hours; LTE: 12 hours; Wi-Fi: 14 hours
 

Music playback

51.00 hours
63.00 hours

Video playback

17.00 hours
15.00 hours

Phone features

Notifications

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

Other features

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

Regulatory Approval

FCC approval

 
 

Date approved

Jan 11, 2018
Apr 04, 2018

FCC ID value: A3LSMG960U link
FCC ID value: A3LSMJ337A link

FCC measured SAR

 
 

Head

0.35 W/kg
1.22 W/kg

Body

0.96 W/kg
1.02 W/kg

Simultaneous Transmission

1.59 W/kg
1.56 W/kg

Wireless Router

0.95 W/kg
1.18 W/kg

Shopping information

In The Box

 
Charger and microUSB cable

MSRP price

$ 820
 
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