Alcatel 3V (2019) vs LG K51 vs LG Stylo 5

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

Comparison mode:

Display

Size:

6.7 inches
6.5 inches
6.2 inches

Resolution:

1440 x 720 pixels, 18:9 ratio, 240 PPI
1560 x 720 pixels, 19.5:9 ratio, 264 PPI
2160 x 1080 pixels, 18:9 ratio, 390 PPI

Technology:

IPS LCD
IPS LCD
IPS LCD

Screen-to-body:

79.69 %
79.70 %
79.76 %

Features:

Scratch-resistant glass (Dragontrail), 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 SDM450

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, 1800 MHz, ARM Cortex-A53, 64-bit, 14 nm

GPU:

IMG PowerVR GE8320
IMG PowerVR GE8320
Adreno 506

RAM:

3GB
3GB
3GB LPDDR3

Internal storage:

32GB (eMMC 5.1), available to use: 23 GB
32GB, available to use: 18 GB
32GB (eMMC 5.1), available to use: 15.76 GB

Storage expansion:

microSDXC
microSDXC up to 2000 GB
microSDXC up to 2000 GB

Device type:

Smartphone
Smartphone
Smartphone

OS:

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

Battery

Capacity:

4000 mAh
4000 mAh
3500 mAh

Type:

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

Charging:

MediaTek Pump Express
Qualcomm Quick Charge 3.0

Camera

Rear:

Dual camera
Triple camera
Single camera

Main camera:

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

Specifications:

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

Second camera:

5 MP (Depth information)
5 MP (Ultra-wide)

Specifications:

Aperture size: F2.4
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)

Features:

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

Front:

8 MP
13 MP
5 MP

Video capture:

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

Design

Dimensions:

6.87 x 3.28 x 0.33 inches (174.5 x 83.3 x 8.4 mm)
6.57 x 3.07 x 0.33 inches (166.9 x 77.9 x 8.4 mm)
6.3 x 3.06 x 0.33 inches (160 x 77.7 x 8.4 mm)

Weight:

6.98 oz (198.0 g)
7.17 oz (203.4 g)
6.3 oz (179.0 g)

Materials:

Back: Plastic; Frame: Plastic

Resistance:

Yes; MIL-STD-810 certified

Biometrics:

2D Face unlock, Fingerprint (touch)
Fingerprint (touch)
2D Face unlock, Fingerprint (touch)

Features:

Notification light, Stylus

Keys:

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

Colors:

Elegant black
Titan gray
Aurora black

Cellular

LTE (FDD):

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+), 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), 14(700 PS), 29(700 d), 30(2300 WCS), 66(AWS-3)

LTE (TDD):

Bands 41(2600+)
Bands 41(2600+)

UMTS:

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

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

Multimedia

Headphones:

3.5mm jack
3.5mm jack
3.5mm jack

Speakers:

Earpiece, Multiple speakers
Earpiece, Multiple speakers
Earpiece, Loudspeaker

Features:

DTS:X Virtual Surround

Screen mirroring:

Wireless screen share
Wireless screen share
DLNA, Wireless screen share

Radio:

FM
FM
FM

Additional microphone(s):

for Noise cancellation
for Noise cancellation
for Noise cancellation

Connectivity & Features

Bluetooth:

4.2
5.0
4.2

Wi-Fi:

802.11 a, 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:

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

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

Sensors:

Accelerometer, Compass
Accelerometer, Gyroscope, Compass
Accelerometer

Other:

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

Hearing aid compatible:

M3, T3
M3, T3
M4, T3

Regulatory Approval

FCC approval:

Date approved:

Sep 23, 2019
Jun 16, 2020
May 21, 2019

FCC ID value:

2ACCJB111
ZNFL555DL
ZNFQ720CS

Measured SAR:

Head:

0.73 W/kg
0.66 W/kg
0.20 W/kg

Body:

1.37 W/kg
1.20 W/kg
0.75 W/kg

Simultaneous Transmission:

1.58 W/kg
1.59 W/kg
1.56 W/kg

Wireless Router:

1.35 W/kg
1.27 W/kg
1.19 W/kg

Phablet:

3.96 W/kg
3.94 W/kg

Buyers information

Price:

€ 170
$ 200
$ 300

User Manual:

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

In The Box:

Quick start guide, Charger head, Data cable
Charger, USB Cable, SIM Ejector
USB cable, Charge, Quick start guide, Ejection pin

Availability

Officially announced:

Nov 08, 2019
May 06, 2020
Jun 30, 2019
FCC OKs Cingular\'s purchase of AT&T Wireless