Samsung Galaxy M31 vs Samsung Galaxy A12 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 M31 Samsung Galaxy A12
Released · Mar 05, 2020
Released · Dec 21, 2020
6.4-inch · 2340x1080px
6.5-inch · 1600x720px
Quad camera
Quad camera
6GB · 64GB
4GB · 64GB
6000 mAh
5000 mAh

Design

Dimensions
6.27 x 2.96 x 0.35 inches
159.2 x 75.1 x 8.9 mm
6.46 x 2.98 x 0.35 inches
164 x 75.8 x 8.9 mm
Weight
6.74 oz (191.0 g) 7.23 oz (205.0 g)
Materials
Back: Plastic
Frame: Plastic
Back: Plastic
Frame: Plastic
Biometrics
2D Face unlock, Fingerprint (touch) Fingerprint (touch)
Keys
Right: Volume control, Lock/Unlock key Right: Volume control, Lock/Unlock key
Colors
Blue, Black, Red Black, White, Blue, Red

Display

Size
6.4-inch 6.5-inch
Resolution
2340x1080px, 19.5:9 ratio, 403 PPI 1600x720px, 20:9 ratio, 270 PPI
Technology
Super AMOLED LCD
Screen-to-body
83.97 % 85.80 %
Peak brightness
420 cd/m2 (nit)
Features
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor Ambient light sensor, Proximity sensor

Hardware

System chip
Exynos 9611 (10 nm) Mediatek Helio P35 MT6765 (12 nm)
Processor
Octa-core
4x 2.3GHz Cortex-A73 + 4x 1.7GHz Cortex-A53
Octa-core
4x 2.3GHz Cortex-A53 + 4x 1.8GHz Cortex-A53
GPU
Mali-G72 MP3 PowerVR GE8320
Memory
6GB (LPDDR4)/64GB (UFS 2.1) 4GB (LPDDR4)/64GB (eMMC 5.1)
Storage expansion
microSDXC up to 512 GB microSDXC up to 1024 GB
OS
Android (11, 10) Android (10)

Battery

Type
6000 mAh, Li - Polymer 5000 mAh, Li - Polymer
Charging
Fast charging Samsung Adaptive Fast Charging
Charge speed
Wired: 15.0W Wired: 15.0W

Camera

Rear
Quad camera Quad camera
Main camera
64 MP (PDAF)
Aperture size: F1.8
Focal length: 26 mm
Sensor size: 1/1.7"
Pixel size: 0.8 μm
48 MP (Autofocus)
Aperture size: F2.0
Focal length: 26 mm
Second camera
8 MP (Ultra-wide)
Aperture size: F2.2
Focal Length: 12 mm
Sensor size: 1/4"
Pixel size: 1.12 μm
5 MP (Ultra-wide)
Aperture size: F2.2
Third camera
5 MP (Macro)
Aperture size: F2.2
Focal Length: 25 mm
Sensor size: 1/5"
Pixel size: 1.12 μm
2 MP (Macro)
Aperture size: F2.4
Fourth camera
5 MP (Depth information)
Aperture size: F2.2
2 MP (Depth information)
Aperture size: F2.4
Flash
LED LED
Video recording
4K UHD (30 fps), 1080p, 720p (240 fps)
Hyperlapse, EIS
1080p (30 fps)
Front
32 MP (HDR, Slow-motion videos)
Video capture: 1080p
8 MP

Connectivity & Features

Bluetooth
5.0 5.0
WLAN
802.11 a,b,g,n,ac,dual-band
Wi-Fi Direct, Hotspot
802.11 b,g,n
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, Galileo, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass Accelerometer
Other
NFC NFC

Multimedia

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

Cellular

4G (FDD)
Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66(AWS-3) Bands 1, 3, 5, 7, 8, 20, 28
4G (TDD)
Bands 38, 40, 41 Bands 38, 40, 41
3G
Bands 1, 2, 4, 5, 8 Bands 1, 5, 8
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s LTE, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM
Yes No
SIM type
Nano SIM Nano SIM
VoLTE
Yes

Regulatory Approval

FCC approval
Date approved: Feb 07, 2020
FCC ID value: A3LSMM315F
Date approved: Mar 11, 2021
FCC ID value: A3LSMA125U
Measured SAR
Head: 0.42 W/kg
Body: 0.41 W/kg
Simultaneous Transmission: 1.54 W/kg
Wireless Router: 0.74 W/kg
Head: 1.14 W/kg
Body: 1.20 W/kg
Simultaneous Transmission: 1.59 W/kg
Wireless Router: 1.34 W/kg

Buyers information

MSRP
€ 240 € 179
In The Box
15W fast charger, Data cable, Ejection pin, User Manual Power brick, USB cable, Headphones, Sim card extraction tool

Availability

Officially announced
Feb 25, 2020 Nov 24, 2020

Alternative variants

with 128GB storage
Memory 128GB
With 32GB storage
Memory 3GB/32GB
With 128GB storage
Memory 6GB/128GB
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