Samsung Galaxy J8 vs Samsung Galaxy M30

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Display

Display size

6.0 inches
6.4 inches

Resolution

720 x 1480 pixels
1080 x 2280 pixels

Pixel density

274 ppi
395 ppi

Technology

Super AMOLED
Super AMOLED

Screen-to-body ratio

75.79 %
86.66 %

Features

Proximity sensor
Proximity sensor

Camera

Rear

Dual camera
Triple camera

Main camera

16 megapixels
13 megapixels

Hardware Features

Phase detection autofocus, CCD image sensor
Phase detection autofocus

Specifications

Aperture size: F1.7; Focal length: 26 mm; Sensor size: 1/2.8"; Pixel size: 1.12 μm
Aperture size: F1.9; Focal length: 27 mm; Sensor size: 1/3.1"; Pixel size: 1.12 μm

Second camera

5 megapixels
5 megapixels

Hardware Features

Depth information
Ultra-wide

Specifications

Aperture size: F1.9; Focal Length: 24 mm; Sensor size: 1/5"; Pixel size: 1.12 μm
Aperture size: F2.2; Focal Length: 12 mm; Sensor size: 1/5"; Pixel size: 1.12 μm

Third camera

 
5 megapixels

Hardware Features

 
Depth information

Specifications

 
Aperture size: F2.2

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

16 megapixels
16 megapixels

Features

Flash, High Dynamic Range mode (HDR)
 

Design

Dimensions

6.27 x 2.98 x 0.32 inches (159.2 x 75.7 x 8.2 mm)
6.26 x 2.96 x 0.33 inches (159 x 75.1 x 8.5 mm)

Weight

6.24 oz (177 g)
the average is 6 oz (172 g)
6.14 oz (174 g)
the average is 6 oz (172 g)

Materials

Back: Plastic
Back: Plastic

Biometrics

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

Features

 
Soft keys

Colors

Black, Gold, Pink, Blue
Black, Blue

Hardware & Performance

System chip

Qualcomm Snapdragon 450 SDM450
Samsung Exynos 7 Octa 7904

Processor

Octa-core, 1800 MHz, ARM Cortex-A53, 64-bit, 14 nm
Octa-core, 1800 MHz, ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm

GPU

Adreno 506
Mali-G71 MP2

RAM

4 GB
6 GB

Internal storage

64 GB
128 GB

Maximum User Storage

51 GB
107.6 GB

Storage expansion

up to 256 GB
up to 512 GB

OS

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

Battery

Capacity

3500 mAh
5000 mAh

Charging

 
Qualcomm Quick Charge 2.0, Samsung Adaptive Fast Charging

Talk time (3G)

23.00 hours
the average is 23 h (1364 min)
31.00 hours
the average is 23 h (1364 min)

Internet use

 
 

3G

12 hours
18 hours

LTE

13 hours
20 hours

Wi-Fi

14 hours
19 hours

Music playback

112.00 hours
105.00 hours

Video playback

20.00 hours
25.00 hours

Cellular

LTE (FDD)

Bands 1, 3, 5, 7, 8, 20
Bands 1, 3, 5, 8, 20

LTE (TDD)

Bands 38, 40, 41
Bands 40, 41

UMTS

850, 900, 1900, 2100 MHz
850, 900, 1900, 2100 MHz

GSM

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

Data

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

Dual SIM

Yes
Yes

SIM type

Nano SIM
Nano SIM

VoLTE

 
Yes

Connectivity

Bluetooth

4.2
5.0

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
USB Type-C (reversible)

Features

Mass storage device, USB charging
Mass storage device

Location

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

Other

ANT+, VoIP, Tethering, Computer sync, OTA sync
VoIP, Tethering, Computer sync, OTA sync

Phone features

Sensors

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

Notifications

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

Other features

Voice dialing, Voice commands, Voice recording
Voice dialing, Voice commands, Voice recording

Multimedia

Screen mirroring

Wireless screen share
Wireless screen share

Radio

FM
FM

Speakers

Earpiece, Loudspeaker
Earpiece, Loudspeaker

Headphones connector

3.5mm
3.5mm

Additional microphone(s)

 
for Noise cancellation

Regulatory Approval

FCC approval

 
 

Date approved

 
Feb 13, 2019

 
FCC ID value: A3LSMM305F link

FCC measured SAR

 
 

Head

 
0.28 W/kg

Body

 
0.39 W/kg

Simultaneous Transmission

 
1.24 W/kg

Wireless Router

 
0.93 W/kg

Shopping information

In The Box

Charger, microUSB cable, Documentation, Quick Start Guide, Headphones and SIM removal tool.
 
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