LG K31 vs LG K30 Specs Comparison

Availability

Prices (MSRP)
$150	$180

Design

Dimensions
5.82 x 2.8 x 0.34 inches 147.8 x 71.1 x 8.6 mm	5.85 x 2.95 x 0.34 inches 148.6 x 74.9 x 8.6 mm
Weight
5.15 oz / 146.0 g	5.93 oz / 168.0 g
Materials
Back: Plastic Frame: Plastic	Frame: Metal
Resistance
Yes; MIL-STD-810 certified
Biometrics
Fingerprint (touch)	Fingerprint (touch)
Keys
Left: Volume control; Right: Lock/Unlock key	Left: Volume control; Back: Lock/Unlock key
Colors
Silver	Black

Display

Size
5.7-inch, 77.13% screen-to-body	5.3-inch, 69.55% screen-to-body
Type
IPS LCD	TFT
Resolution
1520x720px, 19:9 ratio, 295 PPI	1280x720px, 277 PPI

Hardware

System chip
MediaTek Helio P22 MT6762 (12 nm)	Snapdragon 425 MSM8917 (28 nm)
Processor
Octa-core 2000 MHz Arm Cortex-A53	Quad-core 1400 MHz ARM Cortex-A53
GPU
IMG PowerVR GE8320	Adreno 308
Memory
2GB/32GB	2GB (LPDDR3)/16GB 2GB/32GB
Storage expansion
microSDXC up to 32 GB	microSDXC up to 2000 GB
OS
Android (10)	Android (7.1 Nougat)

Battery

Type
3000 mAh	3000 mAh, Li - Ion
Charging
	Fast charging

Camera

Rear
Dual camera	Single camera
Main camera
13 MP (PDAF) Aperture size: F1.8 Sensor size: 1/3" Pixel size: 1.12 μm	8 MP (PDAF) Aperture size: F2.2
Second camera
5 MP (Ultra-wide) Aperture size: F2.2 Sensor size: 1/5" Pixel size: 1.12 μm
Flash
LED	LED
Video recording
1080p (30 fps)	1080p (30 fps) Picture-taking during video recording, Video calling, Video sharing
Front
5 MP Video capture: 1080p	5 MP

Connectivity & Features

Bluetooth
5.0	4.2
WLAN
b,g,n Wi-Fi Direct, Hotspot 802.11 b, g, n	a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac
USB
microUSB, USB 2.0	microUSB, USB 2.0
Sensors
Accelerometer, Ambient light sensor, Proximity sensor	Accelerometer, Ambient light sensor, Proximity sensor
Hearing aid compatible
M3/T3	M3/T3
Location
GPS, A-GPS, Cell ID, Wi-Fi positioning	GPS, A-GPS
Other
UMA (Wi-Fi Calling)	NFC, UMA (Wi-Fi Calling), VoIP, Tethering, Computer sync, OTA sync

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	FM
Additional microphone(s)
Noise cancellation	Noise cancellation

Cellular

4G (FDD) Bands
2, 4, 5, 12, 13, 25, 26, 66, 71	2, 4, 5, 12, 13, 66
4G (TDD) Bands
41
3G Bands
1, 2, 4, 5, 8	5, 4, 2
Data Speed
LTE-A Cat 7 (300/100 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s	LTE Cat 4 (150/50 Mbit/s), HSPA, HSUPA, UMTS
SIM type
Nano SIM	Nano SIM
HD Voice
Yes	Yes
VoLTE
	Yes

Regulatory Approval

FCC approval
Date approved: Sep 14, 2020 FCC ID value: ZNFK300AM
Measured SAR
Head: 0.47 W/kg Body: 0.91 W/kg Simultaneous Transmission: 1.26 W/kg Wireless Router: 1.02 W/kg

Alternative variants

for Sprint, Virgin Mobile and Boost Mobile

System chip	MediaTek MT6750T (28 nm)
Processor	Octa-core 1500 MHz ARM Cortex-A53
GPU	Mali-T860 MP2
Memory	32GB
Rear	Single camera
Main camera	13 MP Aperture size: F2.4
4G (FDD) Bands	2, 4, 5, 12, 13, 25, 26
4G (TDD) Bands	41
3G Bands	5, 4, 2, 1
FCC approval	Date approved: Jul 20, 2018 FCC ID value: ZNFX410PM
Measured SAR	Head: 0.74 W/kg Body: 1.13 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 1.13 W/kg

for AT&T

4G (FDD) Bands	2, 4, 5, 12, 14

for T-Mobile

Memory	32GB
Rear	Single camera
Main camera	13 MP
4G (FDD) Bands	2, 4, 5, 7, 12, 66, 71
FCC approval	Date approved: Jun 05, 2018 FCC ID value: ZNFX410TK
Measured SAR	Head: 0.83 W/kg Body: 1.17 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 1.17 W/kg

Discover more

Full Specs LG K31 Specs

Full Specs LG K30 Specs