Samsung Galaxy M20 vs Samsung Galaxy M31 Specs Comparison

Design

Dimensions
6.16 x 2.93 x 0.35 inches 156.4 x 74.5 x 8.8 mm	6.27 x 2.96 x 0.35 inches 159.2 x 75.1 x 8.9 mm
Weight
6.56 oz (186.0 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
Ocean blue, Charcoal black	Blue, Black, Red

Display

Size
6.3-inch	6.4-inch
Resolution
2340x1080px, 19.5:9 ratio, 409 PPI	2340x1080px, 19.5:9 ratio, 403 PPI
Technology
IPS LCD	Super AMOLED
Screen-to-body
83.67 %	83.97 %
Peak brightness
	420 cd/m2 (nit)
Features
Proximity sensor	Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor

Hardware

System chip
Samsung Exynos 7 Octa 7904 (14 nm)	Exynos 9611 (10 nm)
Processor
Octa-core 1800 MHz ARM Cortex-A73 and ARM Cortex-A53	Octa-core 4x 2.3GHz Cortex-A73 + 4x 1.7GHz Cortex-A53
GPU
Mali-G71 MP2	Mali-G72 MP3
RAM
4GB (LPDDR4)	6GB (LPDDR4)
Internal storage
64GB, available to use: 50.5 GB	64GB (UFS 2.1), available to use: 49 GB
Storage expansion
microSDXC up to 512 GB	microSDXC up to 512 GB
OS
Android (10, 9.0 Pie, 8.1 Oreo), Samsung One UI	Android (11, 10), Samsung One UI

Battery

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

Camera

Rear
Dual camera	Quad camera
Main camera
13 MP (PDAF) Aperture size: F1.9 Sensor size: 1/3.1" Pixel size: 1.12 μm	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 Focal Length: 12 mm	8 MP (Ultra-wide) Aperture size: F2.2 Focal Length: 12 mm Sensor size: 1/4" Pixel size: 1.12 μm
Third camera
	5 MP (Macro) Aperture size: F2.2 Focal Length: 25 mm Sensor size: 1/5" Pixel size: 1.12 μm
Fourth camera
	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, BeiDou, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass	Accelerometer, Gyroscope, Compass
Other
NFC	NFC

Multimedia

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

Cellular

4G (FDD)
Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD)	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 5(850), 8(900), 2(1900), 1(2100)	Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Data Speed
LTE-A Cat 12/13 (600/150 Mbit/s), 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	Yes

Regulatory Approval

FCC approval
Date approved: Jan 20, 2019 FCC ID value: A3LSMM205FN	Date approved: Feb 07, 2020 FCC ID value: A3LSMM315F
Measured SAR
Head: 0.18 W/kg Body: 0.54 W/kg Simultaneous Transmission: 1.29 W/kg Wireless Router: 1.13 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
Jan 28, 2019	Feb 25, 2020

Alternative variants

with 32 GB storage

RAM	3GB
Internal storage	32GB, available to use: 21.8 GB

with 128GB storage

Internal storage	128GB

Links

Full specifications
Samsung Galaxy M20 Specs	Samsung Galaxy M31 Specs