Samsung Galaxy J7 Prime vs Samsung Galaxy J7 Star

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Display

Display size

5.5 inches
5.5 inches

Resolution

1080 x 1920 pixels
720 x 1280 pixels

Pixel density

401 ppi
267 ppi

Technology

IPS LCD
TFT

Screen-to-body ratio

73.39 %
71.45 %

Features

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

Camera

Rear

Single camera
Single camera

Main camera

13 megapixels
13 megapixels

Hardware Features

Autofocus, CMOS image sensor
Phase detection autofocus

Specifications

Aperture size: F1.9
Aperture size: F1.7; Focal length: 28 mm; Sensor size: 1/3.06"; 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

8 megapixels
13 megapixels

Design

Dimensions

5.97 x 2.95 x 0.31 inches (151.7 x 75 x 8 mm)
6.03 x 3 x 0.34 inches (153.2 x 76.2 x 8.6 mm)

Weight

5.89 oz (167 g)
the average is 6 oz (172 g)
6.38 oz (181 g)
the average is 6 oz (172 g)

Materials

Back: Metal
 

Biometrics

Fingerprint (touch)
2D Face unlock

Features

Touch sensitive control keys
Touch sensitive control keys

Colors

Black, Gold
Blue

Hardware & Performance

System chip

Samsung Exynos 7 Octa 7870
Samsung Exynos 7 Octa 7870

Processor

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

GPU

Mali-T830 MP2
Mali-T830 MP1

RAM

3 GB
2 GB

Internal storage

16 GB
32 GB

Maximum User Storage

10.3 GB
 

Storage expansion

up to 256 GB
up to 400 GB

OS

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

Battery

Capacity

3300 mAh
3300 mAh

Talk time

 
27.65 hours
the average is 22 h (1342 min)

Stand-by time

 
27.9 days (670 hours)
the average is 20 days (480 h)

Talk time (3G)

21.00 hours
the average is 23 h (1364 min)
 

Internet use

 
 

3G

12 hours
 

LTE

15 hours
 

Wi-Fi

16 hours
 

Music playback

84.00 hours
76.70 hours

Video playback

14.00 hours
19.00 hours

Cellular

LTE (FDD)

Bands 1, 3, 5, 7, 8, 20
Bands 2, 4, 5, 12, 66, 71

LTE (TDD)

Bands 38, 40
 

UMTS

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

SIM type

Nano SIM
Nano SIM

HD Voice

 
Yes

Connectivity

Bluetooth

4.1
4.2

Wi-Fi

802.11 b, g, n
802.11 a, b, g, n, ac, dual-band

USB

USB 2.0
USB 2.0

Connector

microUSB
microUSB

Features

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

Mobile Payment

Samsung Pay Mini
 

Location

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

Other

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

Phone features

Sensors

Accelerometer
Accelerometer, Gyroscope, Compass

Notifications

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

Hearing aid compatibility

 
M3, T3

Other features

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

Multimedia

Screen mirroring

Wireless screen share
Wireless screen share

Speakers

Earpiece, Loudspeaker
Earpiece, Loudspeaker

Headphones connector

3.5mm
3.5mm

Regulatory Approval

FCC approval

 
 

Date approved

Aug 18, 2016
May 10, 2018

FCC ID value: A3LSMG610F link
FCC ID value: A3LSMJ737T link

FCC measured SAR

 
 

Head

0.43 W/kg
1.36 W/kg

Body

1.03 W/kg
1.01 W/kg

Simultaneous Transmission

1.09 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
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