LG Q7 vs Samsung Galaxy J7 Star

Display

Display size

5.5 inches
5.5 inches

Resolution

1080 x 2160 pixels
720 x 1280 pixels

Pixel density

439 ppi
267 ppi

Technology

IPS LCD
TFT

Screen-to-body ratio

78.31 %
71.45 %

Features

Scratch-resistant glass, 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; Sensor size: 1/3"; Pixel size: 1.12 μm
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

5.66 x 2.73 x 0.33 inches (143.8 x 69.3 x 8.4 mm)
6.03 x 3 x 0.34 inches (153.2 x 76.2 x 8.6 mm)

Weight

5.11 oz (145 g)
the average is 6 oz (172 g)
6.38 oz (181 g)
the average is 6 oz (172 g)

Materials

Frame: Metal
 

Resistance

Water, Dust
 

IP certified

IP 68
 

MIL-STD-810 certified

Yes
 

Biometrics

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

Features

 
Touch sensitive control keys

Colors

Black, Purple, Blue
Blue

Hardware & Performance

System chip

MediaTek MT6750
Samsung Exynos 7 Octa 7870

Processor

Octa-core, 1500 MHz, ARM Cortex-A53, 64-bit, 28 nm
Octa-core, 1600 MHz, ARM Cortex-A53, 64-bit, 14 nm

GPU

Mali-T860 MP2
Mali-T830 MP1

RAM

3 GB
2 GB

Internal storage

32 GB
32 GB

Maximum User Storage

20 GB
 

Storage expansion

up to 256 GB
up to 400 GB

OS

Android (8.1 Oreo)
Android (8.0 Oreo)

Battery

Capacity

3000 mAh
3300 mAh

Charging

MediaTek Pump Express
 

Talk time

7.00 hours
the average is 23 h (1379 min)
27.65 hours
the average is 23 h (1379 min)

Stand-by time

4.2 days (100 hours)
the average is 21 days (498 h)
27.9 days (670 hours)
the average is 21 days (498 h)

Music playback

 
76.70 hours

Video playback

 
19.00 hours

Cellular

LTE (FDD)

Bands 1, 3, 7, 8, 20, 28, 32
Bands 2, 4, 5, 12, 66, 71

LTE (TDD)

Bands 38
 

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-A Cat 6 (300/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
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

4.2
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

USB Type-C (reversible)
microUSB

Features

Mass storage device, USB OTG
Mass storage device

Location

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

Other

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

Phone features

Sensors

Accelerometer, Gyroscope, Compass
Accelerometer, Gyroscope, Compass

Notifications

Notification light, Haptic feedback, Music ringtones, Vibration
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

DLNA, Wireless screen share
Wireless screen share

Radio

FM, Stereo, RDS
 

Speakers

Earpiece, Loudspeaker
Earpiece, Loudspeaker

Headphones connector

3.5mm
3.5mm

Additional microphone(s)

for Noise cancellation
 

Regulatory Approval

FCC approval

 
 

Date approved

 
May 10, 2018

 
FCC ID value: A3LSMJ737T link

FCC 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

Battery, Charger, USB data cable, Quick start guide, Headphones, SIM ejection tool
USB cable, Wall charging adapter, Start guide, Terms & Conditions
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