LG K31 vs TCL SIGNA Specs Comparison

Availability

Prices (MSRP)
$150	$80

Design

Dimensions
5.82 x 2.8 x 0.34 inches 147.8 x 71.1 x 8.6 mm	5.76 x 2.8 x 0.37 inches 146.3 x 71.1 x 9.4 mm
Weight
5.15 oz / 146.0 g	5.64 oz / 160.0 g
Materials
Back: Plastic Frame: Plastic	Back: Plastic Frame: Plastic
Resistance
Yes; MIL-STD-810 certified
Biometrics
Fingerprint (touch)	2D Face unlock
Keys
Left: Volume control; Right: Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Silver	Black

Display

Size
5.7-inch, 77.13% screen-to-body	5.5-inch, 72.56% screen-to-body
Type
IPS LCD	IPS LCD
Resolution
1520x720px, 19:9 ratio, 295 PPI	1440x720px, 18:9 ratio, 293 PPI
Protection
	Dragontrail

Hardware

System chip
MediaTek Helio P22 MT6762 (12 nm)	Snapdragon 429 SDM429 (12 nm)
Processor
Octa-core 2000 MHz Arm Cortex-A53	Quad-core 1900 MHz Arm Cortex-A53
GPU
IMG PowerVR GE8320	Adreno 504
Memory
2GB/32GB	2GB (LPDDR3)/16GB
Storage expansion
microSDXC up to 32 GB	microSDXC up to 256 GB
OS
Android (10)	Android (10)

Battery

Type
3000 mAh	3000 mAh

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 (Autofocus)
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)
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	b,g,n,ac,dual-band Wi-Fi Direct, Hotspot 802.11 b, g, n, ac
USB
microUSB, USB 2.0	Type-C
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, Cell ID, Wi-Fi positioning
Other
UMA (Wi-Fi Calling)	NFC, UMA (Wi-Fi Calling)

Multimedia

Headphones
3.5mm jack	3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Loudspeaker
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, 3, 4, 5, 7, 12, 13, 66
4G (TDD) Bands
41
3G Bands
1, 2, 4, 5, 8	5, 8, 4, 2, 1
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), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
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	Date approved: Jul 20, 2020 FCC ID value: 2ACCJH127
Measured SAR
Head: 0.47 W/kg Body: 0.91 W/kg Simultaneous Transmission: 1.26 W/kg Wireless Router: 1.02 W/kg	Head: 0.37 W/kg Body: 0.98 W/kg Simultaneous Transmission: 1.33 W/kg Wireless Router: 1.33 W/kg

Discover more

Full Specs LG K31 Specs

Full Specs TCL SIGNA Specs