LG K31 vs LG K20 (2019) Specs Comparison

Design

Dimensions
5.82 x 2.8 x 0.34 inches 147.8 x 71.1 x 8.6 mm	5.85 x 2.83 x 0.33 inches 148.6 x 71.9 x 8.3 mm
Weight
5.15 oz (146.0 g)	5.40 oz (153.0 g)
Materials
Back: Plastic Frame: Plastic	Back: Plastic Frame: Plastic
Resistance
Yes; MIL-STD-810 certified	Yes; MIL-STD-810 certified
Biometrics
Fingerprint (touch)
Keys
Left: Volume control; Right: Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Silver	Aurora black, Moroccan blue

Display

Size
5.7-inch	5.5-inch
Resolution
1520x720px, 19:9 ratio, 295 PPI	960x480px, 18:9 ratio, 197 PPI
Technology
IPS LCD	IPS LCD
Screen-to-body
77.13 %	71.76 %
Features
Ambient light sensor, Proximity sensor	Ambient light sensor, Proximity sensor

Hardware

System chip
MediaTek Helio P22 MT6762 (12 nm)	MediaTek MT6739 (28 nm)
Processor
Octa-core 2000 MHz Arm Cortex-A53	Quad-core 1500 MHz ARM Cortex-A53
GPU
IMG PowerVR GE8320	PowerVR GE8100
RAM
2GB	1GB (LPDDR3)
Internal storage
32GB, available to use: 17 GB	16GB
Storage expansion
microSDXC up to 32 GB	microSDHC up to 32 GB
OS
Android (10)	Android (9.0 Pie)

Battery

Capacity
3000 mAh	3000 mAh
Type
	Li - Polymer

Camera

Rear
Dual camera	Single camera
Main camera
13 MP (PDAF) Aperture size: F1.8 Sensor size: 1/3" Pixel size: 1.12 μm	8 MP (Autofocus) Aperture size: F2.2 Focal length: 27 mm Sensor size: 1/4" Pixel size: 1.12 μm
Second camera
5 MP (Ultra-wide) Aperture size: F2.2 Sensor size: 1/5" Pixel size: 1.12 μm
Flash
LED	LED
Video recording
1920x1080 (Full HD) (30 fps)	1920x1080 (Full HD) (30 fps)
Front
5 MP, Video capture: 1920x1080 (Full HD)	5 MP (Flash)

Connectivity & Features

Bluetooth
5.0	5.0
WLAN
802.11 b,g,n Wi-Fi Direct, Hotspot	802.11 b,g,n Wi-Fi Direct
USB
microUSB, USB 2.0	microUSB, USB 2.0
Hearing aid compatible
M3/T3
Location
GPS, A-GPS, Cell ID, Wi-Fi positioning	GPS, A-GPS
Sensors
Accelerometer	Accelerometer
Other
UMA (Wi-Fi Calling)

Multimedia

Headphones
3.5mm jack	3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Loudspeaker
Screen mirroring
Wireless screen share	Wireless screen share
Radio
FM
Additional microphone(s)
Noise cancellation	Noise cancellation

Cellular

4G (FDD)
Bands 2(1900), 4(AWS-1), 5(850), 12(700 a), 13(700 c), 25(1900+), 26(850+), 66(AWS-3), 71(600)	Bands 1(2100), 3(1800), 7(2600), 8(900), 20(800 DD)
4G (TDD)
Bands 41(2600+)	Bands 38(2600)
3G
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)	Bands 1(2100), 2(1900), 5(850), 8(900)
Data Speed
LTE-A Cat 7 (300/100 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s	LTE Cat 4 (150/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA
Dual SIM
	Yes
SIM type
Nano SIM	Nano SIM
HD Voice
Yes

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
$ 150
In The Box
Travel Adapter, USB Cable	Charging adapter, USB-B data cable, Sim card ejector, Instructions for use

Availability

Officially announced
	Aug 07, 2019

Links

Full specifications
LG K31 Specs	LG K20 (2019) Specs