Samsung Galaxy M31s vs LG K31 Specs Comparison

Display

Size
6.5-inch	5.7-inch
Resolution
2400x1080px, 20:9 ratio, 405 PPI	1520x720px, 19:9 ratio, 295 PPI
Technology
Super AMOLED	IPS LCD
Screen-to-body
86.06 %	77.13 %
Features
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor	Ambient light sensor, Proximity sensor

Hardware

System chip
Samsung Exynos 9611 (10 nm)	MediaTek Helio P22 MT6762 (12 nm)
Processor
Octa-core 4x 2.3GHz Cortex-A73 + 4x 1.7GHz Cortex-A53 64-bit	Octa-core 2000 MHz Arm Cortex-A53 64-bit
GPU
Mali-G72 MP3	IMG PowerVR GE8320
RAM
6GB (LPDDR4)	2GB
Internal storage
128GB (UFS 2.1), available to use: 106.4 GB	32GB, available to use: 17 GB
Storage expansion
microSDXC up to 512 GB	microSDXC up to 32 GB
OS
Android (11, 10), Samsung One UI	Android (10)

Battery

Capacity
6000 mAh	3000 mAh
Type
Not user replaceable	Not user replaceable
Charging
Fast charging, Reverse wired charging
Max charge speed
Wired: 25.0W

Camera

Rear
Quad camera	Dual camera
Main camera
64 MP (PDAF) Aperture size: F1.8 Focal length: 26 mm Sensor size: 1/1.7" Pixel size: 0.8 μm	13 MP (PDAF) Aperture size: F1.8 Sensor size: 1/3" Pixel size: 1.12 μm
Second camera
12 MP (Ultra-wide) Aperture size: F2.2	5 MP (Ultra-wide) Aperture size: F2.2 Sensor size: 1/5" Pixel size: 1.12 μm
Third camera
5 MP (Macro) Aperture size: F2.4
Fourth camera
5 MP (Depth information) Aperture size: F2.4
Flash
LED	LED
Video recording
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (480 fps) Hyperlapse, EIS	1920x1080 (Full HD) (30 fps)
Front
32 MP, Video capture: 3840x2160 (4K UHD) (30 fps)	5 MP, Video capture: 1920x1080 (Full HD)

Design

Dimensions
6.27 x 2.93 x 0.37 inches (159.3 x 74.4 x 9.3 mm)	5.82 x 2.8 x 0.34 inches (147.8 x 71.1 x 8.6 mm)
Weight
7.16 oz(203.0 g)	5.15 oz(146.0 g)
Materials
	Back: Plastic Frame: Plastic
Resistance
	Yes; MIL-STD-810 certified
Biometrics
Fingerprint (touch)	Fingerprint (touch)
Keys
Right: Volume control, Lock/Unlock key	Left: Volume control; Right: Lock/Unlock key
Colors
Mirage black, Mirage blue	Silver

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 2(1900), 4(AWS-1), 5(850), 12(700 a), 13(700 c), 25(1900+), 26(850+), 66(AWS-3), 71(600)
4G (TDD)
Bands 38(2600), 40(2300), 41(2600+)	Bands 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, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s	LTE-A Cat 7 (300/100 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM
Yes
SIM type
Nano SIM	Nano SIM
HD Voice
	Yes

Multimedia

Headphones
3.5mm jack	3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Loudspeaker
Screen mirroring
Wireless screen share	Wireless screen share
Radio
FM	FM
Additional microphone(s)
	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 b,g,n Wi-Fi Direct, Hotspot
USB
Type-C (reversible), USB 2.0, Features: Charging, OTG	microUSB, USB 2.0, Features: Charging
Hearing aid compatible
	M3/T3
Location
GPS, A-GPS, Cell ID, Wi-Fi positioning	GPS, A-GPS, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass	Accelerometer
Other
NFC	UMA (Wi-Fi Calling)

Regulatory Approval

FCC approval
	Date approved: Sep 14, 2020 FCC ID value: ZNFK300AM
Measured SAR
	Head: 0.47 W/kg Body: 0.91 W/kg Simultaneous Transmission: 1.26 W/kg Wireless Router: 1.02 W/kg

Buyers information

MSRP
€ 310	$ 150
In The Box
	Travel Adapter, USB Cable

Availability

Officially announced
Jul 30, 2020

Alternative variants

with 8GB RAM

RAM	8GB

Links

Full specifications
Samsung Galaxy M31s Specs	LG K31 Specs