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LG Tribute Monarch vs LG K31 vs LG K51

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

Comparison mode:

Display

Size:

5.7 inches
5.7 inches
6.5 inches

Resolution:

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

Technology:

IPS LCD
IPS LCD
IPS LCD

Screen-to-body:

77.13 %
77.13 %
79.70 %

Features:

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

Hardware

System chip:

MediaTek Helio P22 MT6762 (12 nm)
MediaTek Helio P22 MT6762 (12 nm)
MediaTek Helio P22 MT6762 (12 nm)

Processor:

Octa-core, 2000 MHz, Arm Cortex-A53, 64-bit
Octa-core, 2000 MHz, Arm Cortex-A53, 64-bit
Octa-core, 2000 MHz, Arm Cortex-A53, 64-bit

GPU:

IMG PowerVR GE8320
IMG PowerVR GE8320
IMG PowerVR GE8320

RAM:

2GB
2GB
3GB

Internal storage:

32GB, available to use: 18.15 GB
32GB, available to use: 17 GB
32GB, available to use: 18 GB

Storage expansion:

microSDXC
microSDXC up to 32 GB
microSDXC up to 2000 GB

Device type:

Smartphone
Smartphone
Smartphone

OS:

Android (10)
Android (10)
Android (10)

Battery

Capacity:

2890 mAh
3000 mAh
4000 mAh

Type:

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

Camera

Rear:

Dual camera
Dual camera
Triple 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: F1.8; Sensor size: 1/3"; Pixel size: 1.12 μm

Second camera:

5 MP (Ultra-wide)
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
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) (30 fps)
1920x1080 (Full HD)

Features:

Picture-taking during video recording

Front:

5 MP
5 MP
13 MP

Video capture:

1920x1080 (Full HD)
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)
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)

Weight:

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

Materials:

Back: Plastic; Frame: Plastic
Back: Plastic; Frame: Plastic

Resistance:

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

Biometrics:

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

Keys:

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

Colors:

Silver
Silver
Titan gray

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)

LTE (TDD):

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)

Data Speed:

LTE-A Cat 7 (300/100 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
LTE-A Cat 6 (300/50 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, Loudspeaker
Earpiece, Multiple speakers

Features:

DTS:X Virtual Surround

Screen mirroring:

Wireless screen share
Wireless screen share
Wireless screen share

Radio:

FM
FM
FM

Additional microphone(s):

for Noise cancellation
for Noise cancellation

Connectivity & Features

Bluetooth:

5.0
5.0
5.0

Wi-Fi:

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

USB:

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

Features:

Charging
Charging
Charging

Location:

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

Sensors:

Accelerometer
Accelerometer
Accelerometer, Gyroscope, Compass

Other:

UMA (Wi-Fi Calling)

Hearing aid compatible:

M3, T3
M3, T3
M3, T3

Regulatory Approval

FCC approval:

Date approved:

Apr 16, 2020
Sep 14, 2020
Jun 16, 2020

FCC ID value:

ZNFK300TM
ZNFK300AM
ZNFL555DL

Measured SAR:

Head:

0.48 W/kg
0.47 W/kg
0.66 W/kg

Body:

1.14 W/kg
0.91 W/kg
1.20 W/kg

Simultaneous Transmission:

1.55 W/kg
1.26 W/kg
1.59 W/kg

Wireless Router:

1.14 W/kg
1.02 W/kg
1.27 W/kg

Phablet:

3.96 W/kg

Buyers information

Price:

$ 110
$ 150
$ 200

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:

USB Cable Charger, Important Information, Booklet, SIM Card Installed
Travel Adapter, USB Cable
Charger, USB Cable, SIM Ejector

Availability

Officially announced:

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