Samsung Galaxy A51 5G vs Samsung Galaxy M31s
Compare phone and tablet specifications of up to three devices. Type a model name in the search field of our phone specs comparison tool or pick a popular device from the ones below.
Display
Size
Resolution
Technology
Super AMOLED
Super AMOLED
Screen-to-body
87.37 %
86.62 %
Features
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
Hardware
System chip
Samsung Exynos 980
Samsung Exynos 9611
Processor
GPU
Mali-G76 MP5
Mali-G72 MP3
RAM
Internal storage
128GB, available to use: 105.3 GB
128GB, available to use: 106.4 GB
Storage expansion
microSDXC up to 1000 GB
microSDXC up to 512 GB
Device type
Smartphone
Smartphone
OS
Android (10), Samsung One UI
Android (10), Samsung One UI
Battery
Capacity
4500 mAh
6000 mAh
Type
Li - Polymer, Not user replaceable
Not user replaceable
Charging
Fast charging
Fast charging, Reverse charging
Max charge speed
Wired: 25.0W
Wired: 25.0W
Camera
Rear
Quad camera
Quad camera
Main camera
Specifications
Aperture size: F2.0; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm
Aperture size: F1.8; Pixel size: 0.8 μm
Second camera
12 MP (Ultra-wide)
12 MP (Ultra-wide)
Specifications
Aperture size: F2.2; Focal Length: 13 mm; Pixel size: 1.12 μm
Aperture size: F2.2
Third camera
5 MP (Macro)
5 MP (Macro)
Specifications
Aperture size: F2.4; Focal Length: 40 mm
Fourth camera
5 MP (Depth information)
5 MP (Depth information)
Specifications
Aperture size: F2.2; Sensor size: 1/5"; Pixel size: 1.12 μm
Video recording
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (480 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD), 1280x720 (HD) (480 fps)
Features
Hyperlapse, EIS
Hyperlapse
Front
32 MP (HDR)
32 MP
Design
Dimensions
Weight
the average is 6.3 oz (179 g)
the average is 6.3 oz (179 g)
Materials
Back: Plastic; Frame: Plastic
Biometrics
2D Face unlock, In-screen fingerprint
Fingerprint (touch)
Keys
Right: Volume control, Lock/Unlock key
Right: Volume control, Lock/Unlock key
Colors
Prism cube black
Mirage black, Mirage blue
Cellular
5G
n41, n71, SA, NSA
LTE (FDD)
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), 25(1900+), 26(850+), 28(700 APT), 66(AWS-3), 71(600)
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)
LTE (TDD)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
Bands 38(2600), 40(2300), 41(2600+)
UMTS
850, 1700/2100, 1900, 2100 MHz
850, 900, 1700/2100, 1900, 2100 MHz
Data Speed
Dual SIM
Yes
SIM type
Nano SIM
HD Voice
Yes
Multimedia
Headphones
3.5mm jack
3.5mm jack
Speakers
Earpiece, Loudspeaker
Earpiece, Loudspeaker
Features
Dolby Atmos
Screen mirroring
Wireless screen share
Wireless screen share
Radio
FM
Additional microphone(s)
for Noise cancellation
Connectivity & Features
Bluetooth
5.0
5.0
Wi-Fi
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 (reversible), USB 2.0
Type-C (reversible), USB 2.0
Features
Charging, OTG
Charging, OTG
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
GPS, A-GPS, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers)
Accelerometer, Gyroscope, Compass
Other
NFC, ANT+
Hearing aid compatible
M3, T3
Regulatory Approval
Measured SAR
Head
1.18 W/kg
Body
1.20 W/kg
Simultaneous Transmission
3.25 W/kg
Wireless Router
1.37 W/kg
Buyers information
Price
$ 500
In The Box
A to C USB Cable, Wall Adapter, SIM Pin/Ejector, Quick Start Guide, Terms & Conditions
Availability
Officially announced
Apr 08, 2020
Jul 30, 2020
