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LG K31 vs Samsung Galaxy A11 vs Samsung Galaxy A52

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

Comparison mode:

Display

Size:

5.7 inches
6.4 inches
6.5 inches

Resolution:

1520 x 720 pixels, 19:9 ratio, 295 PPI
1560 x 720 pixels, 19.5:9 ratio, 268 PPI
2400 x 1080 pixels, 20:9 ratio, 405 PPI

Technology:

IPS LCD
IPS LCD
Super AMOLED

Refresh rate:

60Hz
90Hz

Screen-to-body:

77.13 %
80.92 %
84.79 %

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)
Qualcomm Snapdragon 450 SDM450 (14 nm)
Qualcomm Snapdragon 720G SM7125 (8 nm)

Processor:

Octa-core, 2000 MHz, Arm Cortex-A53, 64-bit
Octa-core, 8x 1.8GHz Cortex-A53, 64-bit
Octa-core, 2x 2.3GHz Kryo 465 + 6x 1.8GHz Kryo 465, 64-bit

GPU:

IMG PowerVR GE8320
Adreno 506
Adreno 618

RAM:

2GB
2GB LPDDR3
6GB LPDDR4

Internal storage:

32GB, available to use: 17 GB
32GB, available to use: 20.3 GB
128GB

Storage expansion:

microSDXC up to 32 GB
microSDXC up to 512 GB
microSDXC up to 1024 GB

Device type:

Smartphone
Smartphone
Smartphone

OS:

Android (10)
Android (11, 10)
Android (11), Samsung One UI

Battery

Capacity:

3000 mAh
4000 mAh
4500 mAh

Type:

Not user replaceable
Not user replaceable
Not user replaceable

Charging:

Fast charging
Qualcomm Quick Charge 2.0

Max charge speed:

Wired: 15.0W
Wired: 25.0W

Camera

Rear:

Dual camera
Triple camera
Quad camera

Main camera:

13 MP (PDAF)
13 MP (Autofocus)
64 MP (OIS, Autofocus)

Specifications:

Aperture size: F1.8; Sensor size: 1/3"; Pixel size: 1.12 μm
Aperture size: F1.8; Focal length: 27 mm
Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/1.7"; Pixel size: 0.8 μm

Second camera:

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

Specifications:

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

Third camera:

2 MP (Depth information)
5 MP (Macro)

Specifications:

Aperture size: F2.4
Aperture size: F2.4; Pixel size: 1.12 μm

Fourth camera:

5 MP (Depth information)

Specifications:

Aperture size: F2.4; Pixel size: 1.12 μm

Video recording:

1920x1080 (Full HD) (30 fps)
1920x1080 (Full HD) (30 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (60 fps)

Features:

Continuous autofocus, Picture-taking during video recording

Front:

5 MP
8 MP
32 MP

Video capture:

1920x1080 (Full HD)
1920x1080 (Full HD)
3840x2160 (4K UHD) (30 fps)

Design

Dimensions:

5.82 x 2.8 x 0.34 inches (147.8 x 71.1 x 8.6 mm)
6.42 x 3.00 x 0.31 inches (163.1 x 76.3 x 8.0 mm)
6.30 x 2.96 x 0.33 inches (159.9 x 75.1 x 8.4 mm)

Weight:

5.15 oz (146.0 g)
6.24 oz (177.0 g)
6.67 oz (189.0 g)

Materials:

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

Resistance:

Yes; MIL-STD-810 certified
Water, Dust; IP67

Biometrics:

Fingerprint (touch)
2D Face unlock, Fingerprint (touch)
2D Face unlock, In-screen fingerprint

Keys:

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

Colors:

Silver
White, Red, Black, 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), 28(700 APT), 66(AWS-3)
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), 32(1500 L-band), 66(AWS-3)

LTE (TDD):

Bands 41(2600+)
Bands 38(2600), 40(2300), 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 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 6 (300/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS

Dual SIM:

Shared with microSD

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, Loudspeaker

Features:

Dolby Atmos

Screen mirroring:

Wireless screen share
Wireless screen share
Wireless screen share

Radio:

FM

Additional microphone(s):

for Noise cancellation
for Noise cancellation

Connectivity & Features

Bluetooth:

5.0
4.2
5.0

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, ac, dual-band; Wi-Fi Direct, Hotspot

USB:

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

Features:

Charging
Charging
Charging, Headphones port, OTG

Location:

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

Sensors:

Accelerometer
Accelerometer
Accelerometer, Gyroscope, Compass, Hall (for flip covers)

Other:

UMA (Wi-Fi Calling)
UMA (Wi-Fi Calling)
NFC

Hearing aid compatible:

M3, T3
M4, T3
M3, T3

Regulatory Approval

FCC approval:

Date approved:

Sep 14, 2020
May 07, 2020

FCC ID value:

ZNFK300AM
ZCASMA115U

Measured SAR:

Head:

0.47 W/kg
1.08 W/kg

Body:

0.91 W/kg
0.76 W/kg

Simultaneous Transmission:

1.26 W/kg
1.45 W/kg

Wireless Router:

1.02 W/kg
0.76 W/kg

Buyers information

Price:

$ 150
$ 180
€ 429

User Manual:

This is the official LG K31 User Guide in English provided from the manufacturer.
This is the official Samsu​ng Galaxy A11 User Guide in English provided from the manufacturer.

In The Box:

Travel Adapter, USB Cable

Availability

Officially announced:

Mar 13, 2020
Mar 17, 2021
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