Display
Size:
5.2 inches
6.1 inches
Resolution:
1920 x 1080 pixels, 424 PPI
1560 x 720 pixels, 19.5:9 ratio, 282 PPI
Technology:
IPS LCD
LCD
Screen-to-body:
69.05 %
78.84 %
Features:
Oleophobic coating, Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
Ambient light sensor, Proximity sensor
Hardware
System chip:
MediaTek Helio P20 MT6757 (16 nm)
MediaTek Helio P22 MT6762 (12 nm)
Processor:
Octa-core, 2300 MHz, ARM Cortex-A53, 64-bit
Octa-core, 2000 MHz, ARM Cortex-A53, 64-bit
GPU:
Mali-T880 MP2
PowerVR GE8320
RAM:
2GB LPDDR4
3GB
Internal storage:
32GB, available to use: 23 GB
32GB, available to use: 18 GB
Storage expansion:
microSDXC up to 256 GB
microSDXC up to 2000 GB
Device type:
Smartphone
Smartphone
OS:
Android (7.0 Nougat)
Android (10)
Battery
Capacity:
2850 mAh
3500 mAh
Type:
Li - Ion, Not user replaceable
Not user replaceable
Camera
Rear:
Single camera
Dual camera
Main camera:
12 MP (PDAF)
13 MP (PDAF)
Specifications:
Aperture size: F2.0; Sensor size: 1/3"; Pixel size: 1.12 μm
Second camera:
5 MP (Ultra-wide)
Flash:
Dual LED
LED
Video recording:
1920x1080 (Full HD) (30 fps)
1920x1080 (Full HD) (30 fps)
Features:
Time-lapse video, EIS, Video calling, Video sharing
Picture-taking during video recording
Front:
8 MP (Autofocus, Flash)
8 MP
Video capture:
1280x720 (HD) (30 fps)
1920x1080 (Full HD)
Design
Dimensions:
5.83 x 2.83 x 0.30 inches (148.1 x 71.9 x 7.6 mm)
6.15 x 2.92 x 0.34 inches (156.2 x 74.2 x 8.6 mm)
Weight:
5.19 oz (147.0 g)
6.10 oz (173.0 g)
Materials:
Back: Aluminum
Back: Plastic
Biometrics:
Fingerprint (touch)
Fingerprint (touch)
Features:
Notification light
Keys:
Right: Volume control, Lock/Unlock key
Left: Volume control, Other; Right: Lock/Unlock key
Colors:
Gray
Titan Gray
Cellular
Carrier locked:
Yes
4G (FDD):
Bands 1(2100), 2(1900), 4(AWS-1), 5(850), 7(2600), 12(700 a), 30(2300 WCS)
Bands 2(1900), 4(AWS-1), 5(850), 12(700 a), 14(700 PS), 29(700 d), 30(2300 WCS), 66(AWS-3)
3G:
Bands 5(850), 4(1700/2100), 2(1900), 1(2100)
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, HSUPA, UMTS
LTE-A Cat 6 (300/50 Mbit/s), HSPA, HSUPA
SIM type:
Nano SIM
Nano SIM
HD Voice:
Yes
Yes
VoLTE:
Yes
Multimedia
Headphones:
3.5mm jack
3.5mm jack
Speakers:
Earpiece, Multiple speakers
Earpiece, Loudspeaker
Features:
Album art cover, Background playback
Screen mirroring:
Wireless screen share
Wireless screen share
Radio:
FM
FM, Stereo, RDS
Additional microphone(s):
for Noise cancellation
for Noise cancellation
Connectivity & Features
Bluetooth:
4.2
5.0
Wi-Fi:
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
802.11 a, b, g, n; Wi-Fi Direct, Hotspot
USB:
Type-C (reversible)
Type-C (reversible)
Features:
Mass storage device, OTG, Charging
Charging
Location:
GPS, A-GPS
GPS, A-GPS, Cell ID, Wi-Fi positioning
Sensors:
Accelerometer, Gyroscope, Compass, Hall (for flip covers)
Accelerometer
Other:
NFC, VoIP, Tethering, Computer sync, OTA sync
Hearing aid compatible:
M4, T4
M3, T3
Regulatory Approval
FCC approval:
Date approved:
May 18, 2017
Sep 01, 2020
FCC ID value:
2ACCJA021
ZNFK400AM
Measured SAR:
Head:
1.43 W/kg
0.37 W/kg
Body:
1.05 W/kg
0.94 W/kg
Simultaneous Transmission:
1.52 W/kg
1.41 W/kg
Wireless Router:
1.05 W/kg
1.10 W/kg
Phablet:
3.19 W/kg
Buyers information
Price:
$ 199
$ 140
User Manual:
This is the official LG Harmony 4 User Guide in English provided from the manufacturer.
In The Box:
Headset, Charger, SIM tool, quick guide, leaflet
Availability
Officially announced:
Sep 01, 2017
Jun 29, 2020
FCC OKs Cingular\'s purchase of AT&T Wireless