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LG Aristo vs LG K51 vs LG Stylo 6

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

Comparison mode:

Display

Size:

5.0 inches
6.5 inches
6.8 inches

Resolution:

1280 x 720 pixels, 294 PPI
1560 x 720 pixels, 19.5:9 ratio, 264 PPI
2460 x 1080 pixels, 20.5:9 ratio, 395 PPI

Technology:

IPS LCD
IPS LCD
IPS LCD

Screen-to-body:

66.11 %
79.70 %
82.52 %

Colors:

16 777 216

Touchscreen:

Capacitive, Multi-touch

Features:

Scratch-resistant glass (Tempered Glass), Ambient light sensor, Proximity sensor
Ambient light sensor, Proximity sensor
Scratch-resistant glass (NEG Dinorex), Ambient light sensor, Proximity sensor

Hardware

System chip:

Qualcomm Snapdragon 425 8917
MediaTek Helio P22 MT6762
MediaTek Helio P35 MT6765

Processor:

Quad-core, 1400 MHz, ARM Cortex-A53, 64-bit, 28 nm
Octa-core, 2000 MHz, Arm Cortex-A53, 64-bit, 12 nm
Octa-core, 2300 MHz, Arm Cortex-A53, 64-bit, 12 nm

GPU:

Adreno 308
IMG PowerVR GE8320
PowerVR GE8320

RAM:

1.5GB LPDDR3
3GB
4GB LPDDR4

Internal storage:

16GB, available to use: 9.8 GB
32GB, available to use: 18 GB
64GB (eMMC 5.1), available to use: 42 GB

Storage expansion:

microSDHC up to 32 GB
microSDXC up to 2000 GB
microSDXC up to 2000 GB

Device type:

Smartphone
Smartphone
Smartphone

OS:

Android (7.0 Nougat)
Android (10)
Android (10)

Battery

Capacity:

2410 mAh
4000 mAh
4000 mAh

Type:

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

Charging:

Fast charging

Camera

Rear:

Single camera
Triple camera
Triple camera

Main camera:

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

Specifications:

Aperture size: F2.2; 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)

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)
5 MP (Depth information)

Specifications:

Sensor size: 1/5"; Pixel size: 1.75 μm
Aperture size: F2.4; Sensor size: 1/5"; Pixel size: 1.12 μm

Video recording:

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

Features:

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

Front:

5 MP
13 MP
13 MP

Video capture:

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

Design

Dimensions:

5.7 x 2.84 x 0.32 inches (144.8 x 72.1 x 8.1 mm)
6.57 x 3.07 x 0.33 inches (166.9 x 77.9 x 8.4 mm)
6.75 x 3.06 x 0.34 inches (171.4 x 77.7 x 8.7 mm)

Weight:

5.01 oz (142.0 g)
7.17 oz (203.4 g)
7.76 oz (220.0 g)

Resistance:

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

Biometrics:

Fingerprint (touch)
Fingerprint (touch)

Features:

Stylus

Keys:

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

Colors:

Silver
Titan gray
Holographic white

Cellular

LTE (FDD):

Bands 2(1900), 4(AWS-1), 5(850), 12(700 a)
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 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 12(700 a), 13(700 c), 20(800 DD), 25(1900+), 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)
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)

Data Speed:

LTE Cat 4 (150/50 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 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
Yes

VoLTE:

Yes
Yes
Yes

Multimedia

Headphones:

3.5mm jack
3.5mm jack
3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Multiple speakers
Earpiece, Multiple speakers

Features:

Album art cover, Background playback
DTS:X Virtual Surround
DTS:X Virtual Surround

Screen mirroring:

Wireless screen share
Wireless screen share
DLNA, Wireless screen share

Radio:

FM, RDS
FM
FM

Additional microphone(s):

for Noise cancellation
for Noise cancellation

Connectivity & Features

Bluetooth:

4.2
5.0
5.0

Wi-Fi:

802.11 b, g, n; Hotspot, Wi-Fi Direct
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)

Features:

Mass storage device, OTG, Charging
Charging
Charging

Location:

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

Sensors:

Accelerometer
Accelerometer, Gyroscope, Compass
Accelerometer, Gyroscope, Compass

Other:

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

Hearing aid compatible:

M3, T3
M3, T3
M4, T3

Phone features

Notifications:

Haptic feedback

Other features:

Voice dialing, Voice commands, Voice recording, TTY/TDD

Regulatory Approval

FCC approval:

Date approved:

Jan 16, 2017
Jun 16, 2020
Sep 14, 2020

FCC ID value:

ZNFM210
ZNFL555DL
ZNFQ730AM

Measured SAR:

Head:

0.84 W/kg
0.66 W/kg
0.30 W/kg

Body:

0.60 W/kg
1.20 W/kg
0.72 W/kg

Simultaneous Transmission:

1.52 W/kg
1.59 W/kg
1.59 W/kg

Wireless Router:

0.67 W/kg
1.27 W/kg
0.84 W/kg

Phablet:

3.96 W/kg
3.76 W/kg

Buyers information

Price:

$ 200
$ 300

User Manual:

This is the official LG K51 User Guide in English provided from the manufacturer.
This is the official LG Stylo 6 User Guide in English provided from the manufacturer.

In The Box:

Charger, USB Cable, SIM Ejector
USB Type-C, Charger, Important Information Booklet

Availability

Officially announced:

Jan 17, 2017
May 06, 2020
May 20, 2020
FCC OKs Cingular\'s purchase of AT&T Wireless