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LG K31 vs LG K51 vs Motorola Moto E6

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

Comparison mode:

Display

Size:

5.7 inches
6.5 inches
5.5 inches

Resolution:

1520 x 720 pixels, 19:9 ratio, 295 PPI
1560 x 720 pixels, 19.5:9 ratio, 264 PPI
1440 x 720 pixels, 18:9 ratio, 295 PPI

Technology:

IPS LCD
IPS LCD
IPS LCD

Screen-to-body:

77.13 %
79.70 %
70.78 %

Features:

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

Hardware

System chip:

MediaTek Helio P22 MT6762
MediaTek Helio P22 MT6762
Qualcomm Snapdragon 435 MSM8940

Processor:

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

GPU:

IMG PowerVR GE8320
IMG PowerVR GE8320
Adreno 505

RAM:

2GB
3GB
2GB LPDDR3

Internal storage:

32GB, available to use: 17 GB
32GB, available to use: 18 GB
16GB

Storage expansion:

microSDXC up to 32 GB
microSDXC up to 2000 GB
microSDXC up to 256 GB

Device type:

Smartphone
Smartphone
Smartphone

OS:

Android (10)
Android (10)
Android (9.0 Pie)

Battery

Capacity:

3000 mAh
4000 mAh
3000 mAh

Type:

Not user replaceable
Li - Ion, Not user replaceable
User replaceable

Camera

Rear:

Dual camera
Triple camera
Single camera

Main camera:

13 MP (PDAF)
13 MP (PDAF)
13 MP (PDAF)

Specifications:

Aperture size: F1.8; Sensor size: 1/3"; Pixel size: 1.12 μm
Aperture size: F1.8; Sensor size: 1/3"; Pixel size: 1.12 μm
Aperture size: F2.0; Sensor size: 1/3.1"; Pixel size: 1.12 μm

Second camera:

5 MP (Ultra-wide)
5 MP (Ultra-wide)

Specifications:

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

Third camera:

2 MP (Depth information)

Specifications:

Sensor size: 1/5"; Pixel size: 1.75 μm

Video recording:

1920x1080 (Full HD) (30 fps)
1920x1080 (Full HD)
1920x1080 (Full HD) (30 fps), 1280x720 (HD) (30 fps)

Features:

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

Front:

5 MP
13 MP
5 MP (HDR)

Video capture:

1920x1080 (Full HD)
1920x1080 (Full HD)

Design

Dimensions:

5.82 x 2.8 x 0.34 inches (147.8 x 71.1 x 8.6 mm)
6.57 x 3.07 x 0.33 inches (166.9 x 77.9 x 8.4 mm)
5.89 x 2.85 x 0.34 inches (149.7 x 72.3 x 8.57 mm)

Weight:

5.15 oz (146.0 g)
7.17 oz (203.4 g)
5.61 oz (159.0 g)

Materials:

Back: Plastic; Frame: Plastic
Back: Plastic

Resistance:

Yes; MIL-STD-810 certified
Yes; MIL-STD-810 certified
Splash

Biometrics:

Fingerprint (touch)
Fingerprint (touch)
Fingerprint (touch)

Keys:

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

Colors:

Silver
Titan gray
Starry black, Navy blue

Cellular

LTE (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 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 12(700 a), 13(700 c), 20(800 DD), 25(1900+), 26(850+), 66(AWS-3), 71(600)
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+)
Bands 41(2600+)
Bands 41(2600+)

UMTS:

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

Data Speed:

LTE-A Cat 7 (300/100 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A Cat 6 (300/50 Mbit/s), 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

SIM type:

Nano SIM
Nano SIM
Nano SIM

HD Voice:

Yes
Yes

VoLTE:

Yes

Multimedia

Headphones:

3.5mm jack
3.5mm jack
3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Multiple speakers
Earpiece, Loudspeaker

Features:

DTS:X Virtual Surround
Album art cover, Background playback

Screen mirroring:

Wireless screen share
Wireless screen share
Wireless screen share

Radio:

FM
FM
FM

Additional microphone(s):

for Noise cancellation
for Noise cancellation
for Noise cancellation

Connectivity & Features

Bluetooth:

5.0
5.0
4.2

Wi-Fi:

802.11 b, g, n; Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
802.11 a, b, g, n, dual-band; Wi-Fi Direct, Hotspot

USB:

microUSB, USB 2.0
Type-C (reversible), USB 2.0
microUSB, USB 2.0

Features:

Charging
Charging
Charging, Mass storage device

Location:

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

Sensors:

Accelerometer
Accelerometer, Gyroscope, Compass
Accelerometer, Compass

Other:

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

Hearing aid compatible:

M3, T3
M3, T3
M3, T3

Regulatory Approval

FCC approval:

Date approved:

Sep 14, 2020
Jun 16, 2020

FCC ID value:

ZNFK300AM
ZNFL555DL

Measured SAR:

Head:

0.47 W/kg
0.66 W/kg

Body:

0.91 W/kg
1.20 W/kg

Simultaneous Transmission:

1.26 W/kg
1.59 W/kg

Wireless Router:

1.02 W/kg
1.27 W/kg

Phablet:

3.96 W/kg

Buyers information

Price:

$ 150
$ 200
$ 150

User Manual:

This is the official LG K31 User Guide in English provided from the manufacturer.
This is the official LG K51 User Guide in English provided from the manufacturer.

In The Box:

Travel Adapter, USB Cable
Charger, USB Cable, SIM Ejector
Removable battery, USB cable, charger, guides

Availability

Officially announced:

May 06, 2020
Jul 25, 2019
FCC OKs Cingular\'s purchase of AT&T Wireless