LG Stylo 4 vs Samsung Galaxy J7 Star

Display

Display size

6.2 inches
5.5 inches

Resolution

1080 x 2160 pixels
720 x 1280 pixels

Pixel density

390 ppi
267 ppi

Technology

TFT
TFT

Screen-to-body ratio

79.63 %
71.45 %

Features

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

13 megapixels
13 megapixels

Hardware Features

Phase detection autofocus
Phase detection autofocus

Specifications

Aperture size: F2.2
Aperture size: F1.7; Focal length: 28 mm; Sensor size: 1/3.06"; Pixel size: 1.12 μm

Video recording

1920x1080 (Full HD) (30 fps)
1920x1080 (Full HD) (30 fps)

Features

Picture-taking during video recording, Video light, Digital image stabilization, Video calling, Video sharing
 

Front

5 megapixels
13 megapixels

Features

Autofocus, High Dynamic Range mode (HDR)
 

Design

Dimensions

6.30 x 3.06 x 0.32 inches (160 x 77.7 x 8.1 mm)
6.03 x 3 x 0.34 inches (153.2 x 76.2 x 8.6 mm)

Weight

6.07 oz (172 g)
the average is 6.1 oz (174 g)
6.38 oz (181 g)
the average is 6.1 oz (174 g)

Materials

Back: Metal
 

Biometrics

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

Features

Stylus, Notification light
Touch sensitive control keys

Colors

Black
Blue

Multimedia

Headphones

3.5 mm jack
3.5 mm jack

Speakers

Earpiece, Loudspeaker
Earpiece, Loudspeaker

Features

Album art cover, Background playback
 

Screen mirroring

DLNA, Wireless screen share
Wireless screen share

Radio

FM
 

Additional microphone(s)

for Noise cancellation
 

Hardware & Performance

System chip

Qualcomm Snapdragon 450 SDM450
Samsung Exynos 7 Octa 7870

Processor

Octa-core, 1800 MHz, ARM Cortex-A53, 64-bit, 14 nm
Octa-core, 1600 MHz, ARM Cortex-A53, 64-bit, 14 nm

GPU

Adreno 506
Mali-T830 MP1

RAM

3 GB
2 GB

Internal storage

32 GB
32 GB

Available to use

21.38 GB
 

Storage expansion

microSDXC up to 2000 GB
microSDXC up to 400 GB

OS

Android (8.1 Oreo), LG UX UI
Android (9.0 Pie, 8.0 Oreo), Samsung One UI

Connectivity & Features

Bluetooth

4.2
4.2

Wi-Fi

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

USB

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

Features

Mass storage device
 

Location

GPS, A-GPS
GPS, A-GPS, Glonass, Cell ID, Wi-Fi positioning

Sensors

Accelerometer, Compass
Accelerometer, Gyroscope, Compass

Other

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

Cellular

LTE (FDD)

Bands 2, 3, 4, 5, 7, 12, 13, 17, 20, 25, 26, 66, 71
Bands 2, 4, 5, 12, 66, 71

LTE (TDD)

Bands 38, 41
 

UMTS

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

Data

LTE-A Cat 6 (300/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSPA, HSUPA, UMTS
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
Yes

Battery

Capacity

3300 mAh
3300 mAh

Type

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

Charging

Qualcomm Quick Charge 2.0, Qualcomm Quick Charge 3.0
 

Talk time

14.00 hours
the average is 20 h (1205 min)
27.65 hours
the average is 20 h (1205 min)

Stand-by time

20.0 days (480 hours)
the average is 21 days (509 h)
27.9 days (670 hours)
the average is 21 days (509 h)

Music playback

 
76.70 hours

Video playback

 
19.00 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

 
May 10, 2018

 
FCC ID value: A3LSMJ737T link

Measured SAR

 
 

Head

 
1.36 W/kg

Body

 
1.01 W/kg

Simultaneous Transmission

 
1.58 W/kg

Wireless Router

 
1.11 W/kg

Phablet

 
3.60 W/kg

Shopping information

In The Box

USB Cable, Charger, Quick Start Guide, SIM Ejection tool
USB cable, Wall charging adapter, Start guide, Terms & Conditions

MSRP price

$ 300
 
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