LG Harmony 4 vs LG K40 Specs Comparison

Availability

Officially announced
Jun 29, 2020	Feb 20, 2019
Prices (MSRP)
$140	$180

Design

Dimensions
6.15 x 2.92 x 0.34 inches 156.2 x 74.2 x 8.6 mm	6.02 x 2.83 x 0.33 inches 153.0 x 71.9 x 8.3 mm
Weight
6.10 oz / 173.0 g	5.11 oz / 145.0 g
Materials
Back: Plastic	Back: Plastic
Resistance
	Shock; MIL-STD-810 certified
Biometrics
Fingerprint (touch)	Fingerprint (touch)
Features
Notification light
Keys
Left: Volume control, Other; Right: Lock/Unlock key	Left: Volume control; Right: Lock/Unlock key
Colors
Titan Gray	Black, Gray, Blue

Display

Size
6.1-inch, 78.84% screen-to-body	5.7-inch, 76.28% screen-to-body
Type
LCD	IPS LCD
Resolution
1560x720px, 19.5:9 ratio, 282 PPI	1440x720px, 18:9 ratio, 282 PPI
Protection
	Tempered Glass

Hardware

System chip
MediaTek Helio P22 MT6762 (12 nm)	Snapdragon 450 SDM450 (14 nm)
Processor
Octa-core 2000 MHz ARM Cortex-A53	Octa-core 2000 MHz ARM Cortex-A53
GPU
PowerVR GE8320	Adreno 506
Memory
3GB/32GB	2GB (LPDDR3)/16GB 2GB/32GB
Storage expansion
microSDXC up to 2000 GB	microSDXC up to 2000 GB
OS
Android (10)	Android (8.1 Oreo)

Battery

Type
3500 mAh	3000 mAh, Li - Polymer

Camera

Rear
Dual camera	Single camera
Main camera
13 MP (PDAF)	8 MP (PDAF) Aperture size: F2.0 Sensor size: 1/3" Pixel size: 1 μm
Second camera
5 MP (Ultra-wide)
Flash
LED	LED
Video recording
1080p (30 fps) Picture-taking during video recording	1080p (30 fps) Video calling, Video sharing
Front
8 MP Video capture: 1080p	5 MP (Flash)

Connectivity & Features

Bluetooth
5.0	5.0
WLAN
a,b,g,n Wi-Fi Direct, Hotspot 802.11 a, b, g, n	a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac
USB
Type-C	microUSB, USB 2.0
Sensors
Accelerometer, Ambient light sensor, Proximity sensor	Accelerometer, Compass, Ambient light sensor, Proximity sensor
Hearing aid compatible
M3/T3	M3/T3
Location
GPS, A-GPS, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Cell ID, Wi-Fi positioning
Other
	NFC, VoIP, Tethering, Computer sync, OTA sync

Discover more

Full Specs LG Harmony 4 Specs

Full Specs LG K40 Specs

Multimedia

Headphones
3.5mm jack	3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Loudspeaker
Features
	Album art cover, Background playback
Screen mirroring
Wireless screen share	Wireless screen share
Radio
FM, Stereo, RDS	FM
Additional microphone(s)
Noise cancellation	Noise cancellation

Cellular

Carrier locked
Yes
4G (FDD) Bands
2, 4, 5, 12, 14, 29, 30, 66	2, 4, 5, 12, 13, 66
3G Bands
2, 4, 5	5, 8, 2, 1
Data Speed
LTE-A Cat 6 (300/50 Mbit/s), HSPA, HSUPA	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
HD Voice
Yes	Yes

Regulatory Approval

FCC approval
Date approved: Sep 01, 2020 FCC ID value: ZNFK400AM
Measured SAR
Head: 0.37 W/kg Body: 0.94 W/kg Simultaneous Transmission: 1.41 W/kg Wireless Router: 1.10 W/kg Phablet: 3.19 W/kg

Alternative variants

International version

System chip	MediaTek Helio P22 MT6762 (12 nm)
Processor	Octa-core 2000 MHz ARM Cortex-A53
GPU	IMG PowerVR GE8320
Memory	32GB
Main camera	16 MP
Front	8 MP
4G (FDD) Bands	1, 3, 7, 8, 20
4G (TDD) Bands	38
Dual SIM	Yes

for Metro by T-Mobile

Memory	32GB
OS	Android (9.0 Pie)
Main camera	13 MP
Front	5 MP
4G (FDD) Bands	2, 4, 5, 7, 12, 25, 26, 66, 71
4G (TDD) Bands	41
FCC approval	Date approved: May 28, 2019 FCC ID value: ZNFX420MM
Measured SAR	Head: 0.51 W/kg Body: 0.98 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 0.98 W/kg Phablet: 3.99 W/kg