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LG K30 vs LG K31

Compare phone and tablet specifications of up to three devices at once.

Display

Size:

5.3 inches
5.7 inches

Resolution:

1280 x 720 pixels, 277 PPI
1520 x 720 pixels, 19:9 ratio, 295 PPI

Technology:

TFT
IPS LCD

Screen-to-body:

69.55 %
77.13 %

Features:

Ambient light sensor, Proximity sensor
Ambient light sensor, Proximity sensor

Hardware

System chip:

Qualcomm Snapdragon 425 MSM8917
MediaTek Helio P22 MT6762

Processor:

Quad-core, 1400 MHz, ARM Cortex-A53, 64-bit, 28 nm
Octa-core, 2000 MHz, Arm Cortex-A53, 64-bit, 12 nm

GPU:

Adreno 308
IMG PowerVR GE8320

RAM:

2GB LPDDR3
2GB

Internal storage:

16GB
32GB, available to use: 17 GB

Storage expansion:

microSDXC up to 2000 GB
microSDXC up to 32 GB

Device type:

Smartphone
Smartphone

OS:

Android (7.1 Nougat)
Android (10)

Battery

Capacity:

3000 mAh
3000 mAh

Type:

Li - Ion, Not user replaceable
Not user replaceable

Charging:

Fast charging

Camera

Rear:

Single camera
Dual camera

Main camera:

8 MP (PDAF)
13 MP (PDAF)

Specifications:

Aperture size: F2.2
Aperture size: F1.8; Sensor size: 1/3"; Pixel size: 1.12 μm

Second camera:

5 MP (Ultra-wide)

Specifications:

Aperture size: F2.2; Sensor size: 1/5"; Pixel size: 1.12 μm

Video recording:

1920x1080 (Full HD) (30 fps)
1920x1080 (Full HD) (30 fps)

Features:

Picture-taking during video recording, Video calling, Video sharing

Front:

5 MP
5 MP

Video capture:

1920x1080 (Full HD)

Design

Dimensions:

5.85 x 2.95 x 0.34 inches (148.6 x 74.9 x 8.6 mm)
5.82 x 2.8 x 0.34 inches (147.8 x 71.1 x 8.6 mm)

Weight:

5.93 oz (168.0 g)
5.15 oz (146.0 g)

Materials:

Frame: Metal
Back: Plastic; Frame: Plastic

Resistance:

Yes; MIL-STD-810 certified

Biometrics:

Fingerprint (touch)
Fingerprint (touch)

Keys:

Left: Volume control; Back: Lock/Unlock key
Left: Volume control; Right: Lock/Unlock key

Colors:

Black
Silver

Cellular

LTE (FDD):

Bands 2(1900), 4(AWS-1), 5(850), 12(700 a), 13(700 c), 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)

LTE (TDD):

Bands 41(2600+)

UMTS:

Bands 5(850), 4(1700/2100), 2(1900)
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)

Data Speed:

LTE Cat 4 (150/50 Mbit/s), HSPA, HSUPA, UMTS
LTE-A Cat 7 (300/100 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

SIM type:

Nano SIM
Nano SIM

HD Voice:

Yes
Yes

VoLTE:

Yes

Multimedia

Headphones:

3.5mm jack
3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Loudspeaker

Features:

Album art cover, Background playback

Screen mirroring:

Wireless screen share
Wireless screen share

Radio:

FM
FM

Additional microphone(s):

for Noise cancellation
for Noise cancellation

Connectivity & Features

Bluetooth:

4.2
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:

microUSB, USB 2.0
microUSB, USB 2.0

Features:

Mass storage device, OTG, Charging
Charging

Location:

GPS, A-GPS
GPS, A-GPS, Cell ID, Wi-Fi positioning

Sensors:

Accelerometer
Accelerometer

Other:

NFC, UMA (Wi-Fi Calling), VoIP, Tethering, Computer sync, OTA sync
UMA (Wi-Fi Calling)

Hearing aid compatible:

M3, T3
M3, T3

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

Price:

$ 180
$ 150

User Manual:

This is the official LG K31 User Guide in English provided from the manufacturer.

In The Box:

SIM removal tool, microUSB Cable, Wall Charging Adapter, Start Guide
Travel Adapter, USB Cable
FCC OKs Cingular\'s purchase of AT&T Wireless