Display
Size:
6.4 inches
6.7 inches
Resolution:
2340 x 1080 pixels, 19.5:9 ratio, 403 PPI
2400 x 1080 pixels, 20:9 ratio, 393 PPI
Technology:
Super AMOLED
Super AMOLED Plus
Refresh rate:
60Hz
Screen-to-body:
83.97 %
88.38 %
Peak brightness:
420 cd/m2 (nit)
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:
Exynos 9611 (10 nm)
Qualcomm Snapdragon 765 SM7250-AA (7 nm)
Processor:
Octa-core, 4x 2.3GHz Cortex-A73 + 4x 1.7GHz Cortex-A53, 64-bit
Octa-core, 1x 2.3GHz Kryo 475 + 1x 2.2GHz Kryo 475 + 6x 1.8GHz Kryo 475, 64-bit
GPU:
Mali-G72 MP3
Adreno 620
RAM:
6GB LPDDR4
6GB LPDDR4
Internal storage:
64GB (UFS 2.1), available to use: 49 GB
128GB (UFS 2.1), available to use: 104.3 GB
Storage expansion:
microSDXC up to 512 GB
microSDXC up to 1000 GB
Device type:
Smartphone
Smartphone
OS:
Android (11, 10), Samsung One UI
Android (12, 11, 10), Samsung One UI
Battery
Capacity:
6000 mAh
4500 mAh
Type:
Li - Polymer, Not user replaceable
Li - Polymer, Not user replaceable
Charging:
Fast charging
Fast charging
Max charge speed:
Wired: 15.0W
Wired: 25.0W
Camera
Rear:
Quad camera
Quad camera
Main camera:
64 MP (PDAF)
64 MP (PDAF)
Specifications:
Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/1.7"; Pixel size: 0.8 μm
Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/1.7"; Pixel size: 0.8 μm
Second camera:
8 MP (Ultra-wide)
12 MP (Ultra-wide)
Specifications:
Aperture size: F2.2; Focal Length: 12 mm; Sensor size: 1/4"; Pixel size: 1.12 μm
Aperture size: F2.2; Focal Length: 12 mm
Third camera:
5 MP (Macro)
5 MP (Macro)
Specifications:
Aperture size: F2.2; Focal Length: 25 mm; Sensor size: 1/5"; Pixel size: 1.12 μm
Aperture size: F2.4; Focal Length: 25 mm; Sensor size: 1/5"; Pixel size: 1.12 μm
Fourth camera:
5 MP (Depth information)
5 MP (Depth information)
Specifications:
Aperture size: F2.2
Aperture size: F2.2
Flash:
LED
LED
Video recording:
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD), 1280x720 (HD) (240 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)
Features:
Hyperlapse, EIS
Hyperlapse, EIS
Front:
32 MP (HDR, Slow-motion videos)
32 MP (HDR)
Video capture:
1920x1080 (Full HD)
1920x1080 (Full HD)
Design
Dimensions:
6.27 x 2.96 x 0.35 inches (159.2 x 75.1 x 8.9 mm)
6.40 x 2.97 x 0.32 inches (162.5 x 75.5 x 8.1 mm)
Weight:
6.74 oz (191.0 g)
6.53 oz (185.0 g)
Materials:
Back: Plastic; Frame: Plastic
Back: Plastic; Frame: Aluminum
Biometrics:
2D Face unlock, Fingerprint (touch)
2D Face unlock, In-screen fingerprint
Keys:
Right: Volume control, Lock/Unlock key
Right: Volume control, Lock/Unlock key
Colors:
Blue, Black, Red
Prism Cube black, Prism Cube sliver, Prism Cube blue
Cellular
5G:
n2, n5, n41, n66, n71, Sub-6, mmWave
4G (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), 26(850+), 28(700 APT), 66(AWS-3)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 12(700 a), 14(700 PS), 20(800 DD), 29(700 d), 30(2300 WCS), 66(AWS-3)
4G (TDD):
Bands 38(2600), 40(2300), 41(2600+)
Bands 38(2600), 39(1900+), 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)
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
SIM type:
Nano SIM
Nano SIM
HD Voice:
Yes
VoLTE:
Yes
Multimedia
Headphones:
3.5mm jack
3.5mm jack
Speakers:
Earpiece, Loudspeaker
Earpiece, Loudspeaker
Features:
Dolby Atmos
Dolby Atmos
Screen mirroring:
Wireless screen share
Wireless screen share
Radio:
FM
FM
Additional microphone(s):
for Noise cancellation
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
Charging, OTG
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, Gyroscope, Compass, Hall (for flip covers)
Other:
NFC
NFC, ANT+
Hearing aid compatible:
M4, T3
Regulatory Approval
FCC approval:
Date approved:
Feb 07, 2020
Jun 04, 2020
FCC ID value:
A3LSMM315F
A3LSMA716U
Measured SAR:
Head:
0.42 W/kg
0.69 W/kg
Body:
0.41 W/kg
1.11 W/kg
Simultaneous Transmission:
1.54 W/kg
1.59 W/kg
Wireless Router:
0.74 W/kg
1.16 W/kg
Phablet:
3.93 W/kg
EU SAR:
Head:
1.24 W/kg
Body:
1.53 W/kg
Buyers information
Price:
€ 240
$ 600
User Manual:
This is the official Samsung Galaxy M31 User Guide in English provided from the manufacturer.
This is the official Samsung Galaxy A71 5G User Guide in English provided from the manufacturer.
In The Box:
15W fast charger, Data cable, Ejection pin, User Manual
Availability
Officially announced:
Feb 25, 2020
Apr 08, 2020