Samsung Galaxy A31 vs Samsung Galaxy M30 Specs Comparison

Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.

Samsung Galaxy A31 Samsung Galaxy M30
Released · Apr 27, 2020
Released · Mar 07, 2019
6.4-inch · 2400x1080px
6.4-inch · 2280x1080px
Quad camera
Triple camera
4GB · 64GB
6GB · 128GB
5000 mAh
5000 mAh

Design

Dimensions
6.27 x 2.88 x 0.34 inches
159.3 x 73.1 x 8.6 mm
6.26 x 2.96 x 0.33 inches
159 x 75.1 x 8.5 mm
Weight
6.53 oz (185.0 g) 6.14 oz (174.0 g)
Materials
Back: Plastic Back: Plastic
Biometrics
Optical in-screen fingerprint 2D Face unlock, Fingerprint (touch)
Features
Soft keys
Keys
Right: Volume control, Lock/Unlock key Right: Volume control, Lock/Unlock key
Colors
Prism Crush black, Prism Crush blue, Prism Crush red, Prism Crush white Black, Blue

Display

Size
6.4-inch 6.4-inch
Resolution
2400x1080px, 20:9 ratio, 411 PPI 2280x1080px, 19.5:9 ratio, 395 PPI
Technology
Super AMOLED Super AMOLED
Refresh rate
60Hz
Screen-to-body
84.88 % 86.66 %
Features
Ambient light sensor, Proximity sensor Proximity sensor

Hardware

System chip
MediaTek Helio P65 MT6768 (12 nm) Samsung Exynos 7 Octa 7904 (14 nm)
Processor
Octa-core
2x 2.0GHz Cortex-A75 + 6x 2.0GHz Cortex-A55
Octa-core
1800 MHz
ARM Cortex-A73 and ARM Cortex-A53
GPU
Mali-G52 MC2 Mali-G71 MP2
RAM
4GB (LPDDR4) 6GB (LPDDR4)
Internal storage
64GB (eMMC 5.1), available to use: 46.2 GB 128GB, available to use: 107.6 GB
Storage expansion
microSDXC up to 512 GB microSDXC up to 512 GB
OS
Android (10), Samsung One UI Android (9.0 Pie, 8.1 Oreo), Samsung One UI

Battery

Capacity
5000 mAh 5000 mAh
Type
Li - Polymer
Charging
Fast charging Qualcomm Quick Charge 2.0, Samsung Adaptive Fast Charging
Charge speed
Wired: 15.0W

Camera

Rear
Quad camera Triple camera
Main camera
48 MP (PDAF)
Aperture size: F2.0
Focal length: 26 mm
Sensor size: 1/2"
Pixel size: 0.8 μm
13 MP (PDAF)
Aperture size: F1.9
Focal length: 27 mm
Sensor size: 1/3.1"
Pixel size: 1.12 μm
Second camera
8 MP (Ultra-wide)
Aperture size: F2.2
Sensor size: 1/4"
Pixel size: 1.12 μm
5 MP (Ultra-wide)
Aperture size: F2.2
Focal Length: 12 mm
Sensor size: 1/5"
Pixel size: 1.12 μm
Third camera
5 MP (Macro)
Aperture size: F2.4
5 MP (Depth information)
Aperture size: F2.2
Fourth camera
5 MP (Depth information)
Aperture size: F2.4
Flash
LED LED
Video recording
1920x1080 (Full HD) (30 fps) 1920x1080 (Full HD) (30 fps)
Video calling, Video sharing
Front
20 MP, Video capture: 1920x1080 (Full HD) 16 MP, Video capture: 1920x1080 (Full HD)

Connectivity & Features

Bluetooth
5.0 5.0
WLAN
802.11 a,b,g,n,ac,dual-band
Wi-Fi Direct, Hotspot
802.11 a,b,g,n,ac,dual-band
Wi-Fi Direct, Hotspot
USB
Type-C, USB 2.0 Type-C, USB 2.0
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning GPS, A-GPS, Glonass, BeiDou
Sensors
Accelerometer, Gyroscope, Compass Accelerometer, Gyroscope, Compass
Other
NFC VoIP, Tethering, Computer sync, OTA sync

Multimedia

Headphones
3.5mm jack 3.5mm jack
Speakers
Earpiece, Loudspeaker Earpiece, Loudspeaker
Features
Dolby Atmos, Album art cover, Background playback
Screen mirroring
Wireless screen share Wireless screen share
Radio
FM
Additional microphone(s)
Noise cancellation Noise cancellation

Cellular

4G (FDD)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 20(800 DD) Bands 1(2100), 3(1800), 5(850), 8(900), 20(800 DD)
4G (TDD)
Bands 38(2600), 40(2300), 41(2600+) Bands 40(2300), 41(2600+)
3G
Bands 1(2100), 2(1900), 5(850), 8(900) Bands 1(2100), 2(1900), 5(850), 8(900)
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s 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

Regulatory Approval

FCC approval
Date approved: Mar 08, 2020
FCC ID value: A3LSMA315GL
Date approved: Feb 13, 2019
FCC ID value: A3LSMM305F
Measured SAR
Head: 0.53 W/kg
Body: 0.56 W/kg
Simultaneous Transmission: 1.42 W/kg
Wireless Router: 0.65 W/kg
Phablet: 0.89 W/kg
Head: 0.28 W/kg
Body: 0.39 W/kg
Simultaneous Transmission: 1.24 W/kg
Wireless Router: 0.93 W/kg

Buyers information

MSRP
€ 300

Availability

Officially announced
Mar 24, 2020 Feb 27, 2019

Alternative variants

with 128GB storage
RAM 6GB
Internal storage 128GB
with 64 GB storage
RAM 4GB
Internal storage 64GB, available to use: 49.9 GB
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