LG X Mach vs LG K40

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from $170
from $90

Display

Size

5.5 inches
5.7 inches

Resolution

2560 x 1440 pixels,
538 PPI
1440 x 720 pixels, 18:9 ratio,
282 PPI

Technology

IPS LCD
IPS LCD

Screen-to-body

73.16 %
76.28 %

Colors

16 777 216
16 777 216

Peak brightness

400 cd/m2 (nit)
 

Touchscreen

Capacitive, Multi-touch
 

Features

Scratch-resistant glass (Corning Gorilla Glass), Ambient light sensor, Proximity sensor
Scratch-resistant glass (Tempered Glass), Ambient light sensor, Proximity sensor

Hardware

System chip

Qualcomm Snapdragon 808 MSM8992
Qualcomm Snapdragon 450 SDM450

Processor

Hexa-core, 1800 MHz, ARM Cortex-A57 and ARM Cortex-A53, 64-bit
Octa-core, 2000 MHz, ARM Cortex-A53, 64-bit, 14 nm

GPU

Adreno 418
Adreno 506

RAM

3GB LPDDR3
2GB LPDDR3

Internal storage

32GB
16GB, available to use: 8 GB

Storage expansion

microSDXC up to 2000 GB
microSDXC up to 2000 GB

Device type

Smartphone
Smartphone

OS

Android (6.0 Marshmallow), LG UX UI
Android (8.1 Oreo)

Battery

Capacity

3000 mAh
3000 mAh

Type

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

Camera

Rear

Single camera
Single camera

Main camera

12.3 MP (Autofocus)
8 MP (PDAF)

Specifications

Pixel size: 1.55 μm
Aperture size: F2.0; Sensor size: 1/3"; Pixel size: 1 μm

Video recording

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

Features

Time-lapse video, EIS, Video calling, Video sharing
Video calling, Video sharing

Front

8 MP
5 MP (Flash)

Design

Dimensions

5.87 x 3.01 x 0.35 inches (149.1 x 76.5 x 8.9 mm)
6.02 x 2.83 x 0.33 inches (153.0 x 71.9 x 8.3 mm)

Weight

5.33 oz (151.0 g)
the average is 6.3 oz (179 g)
5.11 oz (145.0 g)
the average is 6.3 oz (179 g)

Materials

 
Back: Plastic

Resistance

 
Shock; MIL-STD-810 certified

Biometrics

Fingerprint (touch)
Fingerprint (touch)

Keys

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

Colors

 
Black, Gray, Blue

Cellular

LTE (FDD)

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), 28(700 APT)
Bands 2(1900), 4(AWS-1), 5(850), 12(700 a), 13(700 c), 66(AWS-3)

LTE (TDD)

Bands 38(2600)
 

UMTS

850, 900, 1900, 2100 MHz
850, 900, 1900, 2100 MHz

Data Speed

LTE-A Cat 9 (450/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
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

Multimedia

Headphones

3.5mm jack
3.5mm jack

Speakers

Earpiece, Loudspeaker
Earpiece, Loudspeaker

Features

Album art cover, Background playback
Album art cover, Background playback

Screen mirroring

DLNA, Wireless screen share
Wireless screen share

Radio

FM
FM

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; Hotspot, Wi-Fi Direct
802.11 a, b, g, n, ac, dual-band; Hotspot, Wi-Fi Direct

USB

microUSB, USB 2.0
microUSB, USB 2.0

Features

Mass storage device, Charging
Mass storage device, OTG, Charging

Location

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

Sensors

Accelerometer, Gyroscope, Compass, Step counter
Accelerometer, Compass

Other

NFC, Tethering, Computer sync, OTA sync
NFC, VoIP, Tethering, Computer sync, OTA sync

Hearing aid compatible

 
M3, T3

Phone features

Notifications

Haptic feedback, Music ringtones (MP3), Polyphonic ringtones, Vibration, Flight mode, Silent mode, Speakerphone
Haptic feedback, Music ringtones, Vibration

Other features

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

Regulatory Approval

EU SAR

 
 

Head

0.44 W/kg
 

Buyers information

Price

 
$ 180

Availability

Officially announced

 
Feb 20, 2019
This copy is for your personal, non-commercial use only. You can order presentation-ready copies for distribution to your colleagues, clients or customers at https://www.parsintl.com/phonearena or use the Reprints & Permissions tool that appears at the bottom of each web page. Visit https://www.parsintl.com/ for samples and additional information.
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