Samsung Galaxy S7 vs Samsung Galaxy J7 Star

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Display

Display size

5.1 inches
5.5 inches

Resolution

1440 x 2560 pixels
720 x 1280 pixels

Aspect Ratio

 
16:9

Pixel density

576 ppi
267 ppi

Technology

Super AMOLED
TFT

Screen-to-body ratio

72.30 %
71.45 %

Colors

16 777 216
16 777 216

Touchscreen

Capacitive, Multi-touch
 

Features

Scratch-resistant glass (Corning Gorilla Glass 4), Ambient light sensor, Proximity sensor
Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor

Camera

Rear

Single camera
Single camera

Main camera

12 megapixels
13 megapixels

Hardware Features

Optical image stabilization, Phase detection autofocus
Phase detection autofocus

Specifications

Aperture size: F1.7; Focal length: 26 mm; Sensor size: 1/2.5"; 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

Software Features

RAW image capture, HDR, Panorama, Face detection, Smile detection, Voice activation, Scenes, Effects, Exposure compensation, ISO control, White balance presets, Shutter speed control, Touch to focus, Self-timer, Digital zoom, Geo tagging
HDR, Panorama, Face detection, Burst mode, Night mode, Exposure compensation, ISO control, White balance presets, Touch to focus, Self-timer, Digital zoom, Geo tagging

Video recording

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

Features

High Dynamic Range mode (HDR), Picture-taking during video recording, Video calling, Video sharing
Video calling, Video sharing

Front

5 megapixels
13 megapixels

Features

High Dynamic Range mode (HDR)
 

Design

Form factor

Candybar
Candybar

Dimensions

5.61 x 2.74 x 0.31 inches (142.4 x 69.6 x 7.9 mm)
6.03 x 3 x 0.34 inches (153.2 x 76.2 x 8.6 mm)

Weight

5.36 oz (152 g)
the average is 6 oz (172 g)
6.38 oz (181 g)
the average is 6 oz (172 g)

Materials

Back: Glass (Corning Gorilla Glass 4); Frame: Aluminum
 

Resistance

Water, Dust; IP 68
 

Biometrics

Fingerprint (touch)
2D Face unlock

Features

Touch sensitive control keys
Touch sensitive control keys

Keys

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

Colors

Black, Gold, Silver, Pink, White
Blue

Multimedia

Headphones

3.5 mm jack
3.5 mm jack

Speakers

Earpiece, Loudspeaker
Earpiece, Loudspeaker

Features

Album art cover, Background playback
Album art cover, Background playback

Screen mirroring

DLNA, Wireless screen share
Wireless screen share

Music player

 
 

Filter by

Album, Artist, Genre, Playlists
Album, Artist, Genre, Playlists

Supported formats

MP3, AAC, FLAC, WAV, M4A (Apple lossless), AMR, OGG, MIDI
MP3, AAC, FLAC, WAV, M4A (Apple lossless), AMR, OGG, MIDI

Video playback

 
 

Supported formats

MPEG4, H.263, H.264
MPEG4, H.263, H.264

Additional microphone(s)

for Noise cancellation
 

Hardware & Performance

System chip

Qualcomm Snapdragon 820 MSM8996
Samsung Exynos 7 Octa 7870

Processor

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

GPU

Adreno 530
Mali-T830 MP1

RAM

4 GB LPDDR4
2 GB LPDDR3

Internal storage

32 GB
32 GB

Available to use

24.5 GB
 

Storage expansion

microSDXC up to 200 GB
microSDXC up to 400 GB

Device type

Smart phone
Smart phone

OS

Android (8.0 Oreo, 7.0 Nougat, 6.0 Marshmallow), Samsung TouchWiz UI
Android (8.0 Oreo)

Connectivity & Features

Bluetooth

4.2
4.2

Profiles/ Protocols

Advanced Audio Distribution (A2DP), Audio/Visual Remote Control Profile (AVRCP), Device ID Profile (DID), Handsfree (HFP), Headset (HSP), HID over GATT Profile (HOGP), Human Interface Device (HID), Message Access Profile (MAP), Object Push (OPP), Personal Area Networking Profile (PAN), Phone Book Access (PBAP), SIM Access (SAP)
Advanced Audio Distribution (A2DP), Audio/Visual Remote Control Profile (AVRCP), Generic Access (GAP), Handsfree (HFP), Headset (HSP), Message Access Profile (MAP), Object Push (OPP), Phone Book Access (PBAP)

Wi-Fi

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

USB

microUSB, USB 2.0
microUSB, USB 2.0

Features

Mass storage device, USB OTG, USB charging
Mass storage device

Charging connector

microUSB
microUSB

Location

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

Hearing aid compatible

M4, T3
M3, T3

Cellular

LTE (FDD)

Bands 1, 2, 3, 4, 5, 7, 8, 12, 18, 19, 20, 29, 30
Bands 2, 4, 5, 12, 66, 71

LTE (TDD)

Bands 38, 39, 40, 41
 

UMTS

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

GSM

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

Data

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

2G Data

EDGE, GPRS
EDGE, GPRS

SIM type

Nano SIM
Nano SIM

HD Voice

Yes
Yes

VoLTE

Yes
 

Global Roaming

Yes
Yes

Battery

Capacity

3000 mAh
3300 mAh

Type

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

Charging

Qualcomm Quick Charge 2.0
 

Talk time

 
27.65 hours
the average is 21 h (1288 min)

Stand-by time

 
27.9 days (670 hours)
the average is 19 days (457 h)

Talk time (3G)

28.00 hours
the average is 23 h (1362 min)
 

Internet use

3G: 11 hours; LTE: 13 hours; Wi-Fi: 14 hours
 

Music playback

55.00 hours
76.70 hours

Video playback

16.00 hours
19.00 hours

Phone features

Notifications

Haptic feedback, Music ringtones (MP3), Polyphonic ringtones, Vibration, Flight mode, Silent mode, Speakerphone
Haptic feedback, Music ringtones, Vibration, Flight mode, Silent mode, Speakerphone

Phonebook

Unlimited entries, Caller groups, Multiple numbers per contact, Search by both first and last name, Picture ID, Ring ID
Unlimited entries, Caller groups, Multiple numbers per contact, Search by both first and last name, Picture ID, Ring ID

Organizer

Calendar, Alarm, Calculator, World clock, Stopwatch, Countdown timer
Calendar, Alarm, To-Do, Calculator, World clock, Timer, Stopwatch, Countdown timer, Notes

Messaging

SMS, MMS, Threaded view, Predictive text input
SMS, MMS, Threaded view, Predictive text input

E-mail

IMAP, POP3, SMTP, Microsoft Exchange
IMAP, POP3, SMTP, Microsoft Exchange

Instant Messaging

Hangouts / Google Talk
Hangouts / Google Talk

Other features

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

Regulatory Approval

FCC approval

 
 

Date approved

Feb 12, 2016
May 10, 2018

FCC ID value: A3LSMG930F link
FCC ID value: A3LSMJ737T link

FCC measured SAR

 
 

Head

0.43 W/kg
1.36 W/kg

Body

1.06 W/kg
1.01 W/kg

Simultaneous Transmission

1.59 W/kg
1.58 W/kg

Wireless Router

1.03 W/kg
1.11 W/kg

Phablet

 
3.60 W/kg

Shopping information

In The Box

 
USB cable, Wall charging adapter, Start guide, Terms & Conditions

MSRP price

$ 699
 

Availability

Officially announced

Feb 21, 2016
 
This copy is for your personal, non-commercial use only. You can order presentation-ready copies for distribution to your colleagues, clients or customers at https://www.parsintl.com/phonearena or use the Reprints & Permissions tool that appears at the bottom of each web page. Visit https://www.parsintl.com/ for samples and additional information.