Samsung Galaxy M12 vs Samsung Galaxy M31 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 M12 Samsung Galaxy M31
Released · Mar 18, 2021
Released · Mar 05, 2020
6.5-inch · 1600x720px
6.4-inch · 2340x1080px
Quad camera
Quad camera
4GB · 64GB
6GB · 64GB
5000 mAh
6000 mAh
Check prices Check prices

Design

Dimensions
6.46 x 2.99 x 0.38 inches
164.0 x 75.9 x 9.7 mm
6.27 x 2.96 x 0.35 inches
159.2 x 75.1 x 8.9 mm
Weight
7.80 oz (221.0 g) 6.74 oz (191.0 g)
Materials
Back: Plastic
Frame: Plastic
Back: Plastic
Frame: Plastic
Biometrics
2D Face unlock, Fingerprint (touch) 2D Face unlock, Fingerprint (touch)
Keys
Right: Volume control, Lock/Unlock key Right: Volume control, Lock/Unlock key
Colors
Black, white, blue Blue, Black, Red

Display

Size
6.5-inch 6.4-inch
Resolution
1600x720px, 20:9 ratio, 270 PPI 2340x1080px, 19.5:9 ratio, 403 PPI
Technology
PLS Super AMOLED
Refresh rate
90Hz
Screen-to-body
81.86 % 83.97 %
Peak brightness
420 cd/m2 (nit)
Features
Ambient light sensor, Proximity sensor Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor

Hardware

System chip
Samsung Exynos 850 S5E3830 (8 nm) Exynos 9611 (10 nm)
Processor
Octa-core
8x 2.0GHz Cortex-A55
Octa-core
4x 2.3GHz Cortex-A73 + 4x 1.7GHz Cortex-A53
GPU
Mali-G52 MP1 Mali-G72 MP3
RAM
4GB (LPDDR4) 6GB (LPDDR4)
Internal storage
64GB (eMMC 5.1), available to use: 19.5 GB 64GB (UFS 2.1), available to use: 49 GB
Storage expansion
microSDXC up to 1024 GB microSDXC up to 512 GB
OS
Android (10) Android (11, 10), Samsung One UI

Battery

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

Camera

Rear
Quad camera Quad camera
Main camera
48 MP (Autofocus)
Aperture size: F2.0
64 MP (PDAF)
Aperture size: F1.8
Focal length: 26 mm
Sensor size: 1/1.7"
Pixel size: 0.8 μm
Second camera
5 MP (Ultra-wide)
Aperture size: F2.2
8 MP (Ultra-wide)
Aperture size: F2.2
Focal Length: 12 mm
Sensor size: 1/4"
Pixel size: 1.12 μm
Third camera
2 MP (Macro)
Aperture size: F2.4
5 MP (Macro)
Aperture size: F2.2
Focal Length: 25 mm
Sensor size: 1/5"
Pixel size: 1.12 μm
Fourth camera
2 MP (Depth information)
Aperture size: F2.4
5 MP (Depth information)
Aperture size: F2.2
Flash
LED LED
Video recording
1920x1080 (Full HD) (30 fps) 3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD), 1280x720 (HD) (240 fps)
Hyperlapse, EIS
Front
8 MP (HDR), Video capture: 1920x1080 (Full HD) 32 MP (HDR, Slow-motion videos), Video capture: 1920x1080 (Full HD)

Connectivity & Features

Bluetooth
5.0 5.0
WLAN
802.11 b,g,n
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, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Sensors
Accelerometer Accelerometer, Gyroscope, Compass
Other
NFC

Multimedia

Headphones
3.5mm jack 3.5mm jack
Speakers
Earpiece, Loudspeaker Earpiece, Loudspeaker
Features
Dolby Atmos
Screen mirroring
Wireless screen share,MirrorLink 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), 12(700 a), 17(700 b), 20(800 DD), 26(850+), 28(700 APT), 66(AWS-3) Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 17(700 b), 20(800 DD), 26(850+), 28(700 APT), 66(AWS-3)
4G (TDD)
Bands 38(2600), 40(2300), 41(2600+) Bands 38(2600), 40(2300), 41(2600+)
3G
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900) Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Data Speed
LTE-A Cat 7 (300/100 Mbit/s), LTE, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS 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 22, 2021
FCC ID value: A3LSMM127G
Date approved: Feb 07, 2020
FCC ID value: A3LSMM315F
Measured SAR
Head: 1.15 W/kg
Body: 1.20 W/kg
Simultaneous Transmission: 1.51 W/kg
Wireless Router: 1.25 W/kg
Head: 0.42 W/kg
Body: 0.41 W/kg
Simultaneous Transmission: 1.54 W/kg
Wireless Router: 0.74 W/kg

Buyers information

MSRP
€ 240
In The Box
15W fast charger, Data cable, Ejection pin, User Manual

Availability

Officially announced
Mar 11, 2021 Feb 25, 2020

Alternative variants

with 6GB RAM and 128GB storage
RAM 6GB
Internal storage 128GB
with 128GB storage
Internal storage 128GB
FCC OKs Cingular\'s purchase of AT&T Wireless