Samsung Galaxy S9 vs Samsung Galaxy J7 Refine Specs Comparison

Compare phone and tablet specifications of up to three devices at once.

Display

Size:

5.8 inches
5.5 inches

Resolution:

2960 x 1440 pixels, 18.5:9 ratio, 568 PPI
1280 x 720 pixels, 16:9 ratio, 267 PPI

Technology:

Super AMOLED
TFT

Screen-to-body:

84.36 %
71.45 %

Colors:

16 777 216

Features:

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

Hardware

System chip:

Qualcomm Snapdragon 845 SDM845 (10 nm)
Samsung Exynos 7 Octa 7884 (14 nm)

Processor:

Octa-core, 2800 MHz, Kryo 385, 64-bit
Octa-core, 1600 MHz, ARM Cortex-A53, 64-bit

GPU:

Adreno 630
Mali-T830 MP1

RAM:

4GB LPDDR4
2GB LPDDR3

Internal storage:

64GB
32GB

Storage expansion:

microSDXC up to 400 GB
microSDXC up to 400 GB

Device type:

Smartphone
Smartphone

OS:

Android (10, 9.0 Pie, 8.0 Oreo), Samsung One UI
Android (8.0 Oreo)

Battery

Capacity:

3000 mAh
3300 mAh

Type:

Li - Ion, Not user replaceable
Li - Polymer, Not user replaceable

Charging:

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

Camera

Rear:

Single camera
Single camera

Main camera:

12 MP (OIS, PDAF)
13 MP (PDAF)

Specifications:

Aperture size: F1.5/F2.4; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Aperture size: F1.7; Focal length: 28 mm; Sensor size: 1/3.06"; 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:

HDR, Time-lapse video, Hyperlapse, Continuous autofocus, Object tracking, Picture-taking during video recording, Video calling, Video sharing
Video calling, Video sharing

Front:

8 MP (Autofocus, HDR)
13 MP

Video capture:

2560x1440 (QHD) (30 fps)

Design

Dimensions:

5.81 x 2.70 x 0.33 inches (147.7 x 68.7 x 8.5 mm)
6.03 x 3 x 0.34 inches (153.2 x 76.2 x 8.6 mm)

Weight:

5.75 oz (163.0 g)
6.38 oz (181.0 g)

Materials:

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

Resistance:

Water, Dust; IP68

Biometrics:

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

Features:

Notification light
Touch sensitive control keys

Keys:

Left: Volume control, Other; Right: Lock/Unlock key
Left: Volume control; Right: Lock/Unlock key

Colors:

Midnight black, Coral blue, Titanium gray, Lilac purple, Burgundy red, Sunrise gold, Ice blue
Gold

Cellular

4G (FDD):

Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 14(700 PS), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 30(2300 WCS), 66(AWS-3), 71(600)
Bands 25(1900+), 26(850+)

4G (TDD):

Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46
Bands 41(2600+)

3G:

Bands 5(850), 8(900), 4(1700/2100), 2(1900), 1(2100)

Data Speed:

LTE-A Pro Cat 18 (1200/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA
LTE-A Cat 6 (300/50 Mbit/s), HSPA, HSUPA

SIM type:

Nano SIM
Nano SIM

HD Voice:

Yes

Multimedia

Headphones:

3.5mm jack
3.5mm 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

Additional microphone(s):

for Noise cancellation
Yes

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

USB:

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

Features:

Charging, OTG, Video out
Mass storage device, Charging

Location:

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

Sensors:

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

Other:

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

Hearing aid compatible:

M3, T3

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
May 07, 2018

FCC ID value:

A3LSMG960U
A3LSMJ737P

Measured SAR:

Head:

0.35 W/kg
0.96 W/kg

Body:

0.96 W/kg
0.76 W/kg

Simultaneous Transmission:

1.59 W/kg
1.59 W/kg

Wireless Router:

0.95 W/kg
1.20 W/kg

Phablet:

3.91 W/kg

Buyers information

Price:

$ 720

In The Box:

Charger, USB Cable, Important Information Booklet

Availability

Officially announced:

Feb 25, 2018
Jun 29, 2018
FCC OKs Cingular\'s purchase of AT&T Wireless