LGPhone

Available · Released 21 Sep 2020

LG K42

GSM / HSPA / LTE

LG K42

At a Glance — Key Specifications

LG K42 is a phone, released 21 Sep 2020. It pairs a 6.6″, IPS LCD display with the Mediatek MT6762 Helio P22 (12 nm) and a 4,000 mAh battery with 10W wired charging. Specifications are still being confirmed.

Tech Mansion Scores

4.8/10 overall

  • Performance3.0
  • Display5.2
  • Battery5.5
  • Software5.8
  • Audio6.5

Scored from this device's verified specifications — categories with no real data are never scored.

Specifications are still being confirmed — scores appear as data is verified.

Launch timeline

  1. Released21 Sep 2020

Full Specifications

Every detail Tech Mansion has verified for this device, grouped the way people actually read them.

Launch

Launch status
Available
Release date
21 Sep 2020

Platform

OS
Android
OS version
Android 10
Chipset
Helio P22
Chipset (as published)
Mediatek MT6762 Helio P22 (12 nm)
CPU
Octa-core 2.0 GHz Cortex-A53
GPU
PowerVR GE8320

Memory

Memory variants (RAM/storage)
3 GB RAM + 64 GB

Display

Display size
6.6″
Resolution
720 × 1,600 pixels
Panel type
IPS LCD

Battery

Battery capacity
4,000 mAh
Wired charging
10W

Body & build

Dimensions
165 × 76.7 × 8.4 mm
Weight
182 g
SIM
Dual SIM (Nano-SIM, dual stand-by)

Connectivity

Bluetooth
Bluetooth 5
NFC
Yes
USB
USB Type-C 2.0, USB On-The-Go
Positioning
GPS

Audio

3.5mm jack
Yes

Camera

Front cameras
8 MP wide

Additional specifications

Display
Size
6.6 inches
Memory
Internal Gb Primary
64
Ram Gb
3
Main Camera
Wide
13 MP
Features
LED flash, panorama, HDR
Selfie Camera
Single
8 MP, (wide)
Comms
Radio
No
Battery
Capacity Mah
4000

Summary

Get a plain-English overview of what this device offers, generated from its specifications.

Alternatives to consider

Infinix Smart 20 HDInfinix Smart 20 HD4.8 vs 5.1 overall

Infinix Smart 20 HD: Better for Battery life

LG K42Infinix Smart 20 HD
Launch21 Sep 20206 Oct 2026
ChipsetMediatek MT6762 Helio P22 (12 nm)Unisoc T7250 (12 nm)
Display6.6″ · IPS LCD6.67″ · IPS LCD · 120 Hz
Battery4,000 mAh · 10W charging5,000 mAh · 15W charging
Memory3GB / 64GB3GB / 64GB
Full comparison →
Honor Choice T10Honor Choice T104.8 vs 5.2 overall

Honor Choice T10: Better for Battery life

LG K42Honor Choice T10
Launch21 Sep 2020May 2026
ChipsetMediatek MT6762 Helio P22 (12 nm)Unisoc T7250 (12 nm) - ver.1 Unisoc T610 (12 nm) - ver.2
Display6.6″ · IPS LCD6.75″ · IPS LCD · 90 Hz
Battery4,000 mAh · 10W charging5,000 mAh · 10W charging
Memory3GB / 64GB4GB / 128GB
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Infinix Smart 20eInfinix Smart 20e4.8 vs 5.3 overall

Infinix Smart 20e: Better for Gaming

LG K42Infinix Smart 20e
Launch21 Sep 20209 Oct 2026
ChipsetMediatek MT6762 Helio P22 (12 nm)Unisoc T7250 (12 nm)
Display6.6″ · IPS LCD6.75″ · IPS LCD · 120 Hz
Battery4,000 mAh · 10W charging5,000 mAh · 10W charging
Memory3GB / 64GB4GB / 128GB
Full comparison →
vivo Y6kvivo Y6k4.8 vs 5.5 overall

vivo Y6k: Better for Gaming

LG K42vivo Y6k
Launch21 Sep 2020Nov 2026
ChipsetMediatek MT6762 Helio P22 (12 nm)MediaTek Dimensity 6300 (octa-core, up to 2.4 GHz)
Display6.6″ · IPS LCD6.74″ · LCD (other) · 120 Hz
Battery4,000 mAh · 10W charging15W charging
Memory3GB / 64GB6GB / 128GB
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