LG K31 vs Motorola One 5G Ace Specs Comparison

Availability

Officially announced
	Jan 08, 2021
Prices (MSRP)
$150	$400

Design

Dimensions
5.82 x 2.8 x 0.34 inches 147.8 x 71.1 x 8.6 mm	6.54 x 3.00 x 0.39 inches 166.1 x 76.1 x 9.9 mm
Weight
5.15 oz / 146.0 g	7.48 oz / 212.0 g
Materials
Back: Plastic Frame: Plastic	Back: Plastic
Resistance
Yes; MIL-STD-810 certified	Splash, Dust; IP52
Biometrics
Fingerprint (touch)	Fingerprint (touch)
Keys
Left: Volume control; Right: Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Silver	Volcanic grey, Frosted silver

Display

Size
5.7-inch, 77.13% screen-to-body	6.7-inch, 85.62% screen-to-body
Type
IPS LCD	LTPS
Resolution
1520x720px, 19:9 ratio, 295 PPI	2400x1080px, 20:9 ratio, 393 PPI

Hardware

System chip
MediaTek Helio P22 MT6762 (12 nm)	Snapdragon 750G SM7225 (8 nm)
Processor
Octa-core 2000 MHz Arm Cortex-A53	Octa-core 2200 MHz Kryo 570
GPU
IMG PowerVR GE8320	Adreno 619
Memory
2GB/32GB	4GB (LPDDR4)/64GB 6GB/128GB
Storage expansion
microSDXC up to 32 GB	microSDXC up to 1024 GB
OS
Android (10)	Android (10)

Battery

Type
3000 mAh	5000 mAh
Charging
	Motorola TurboPowe
Charge speed
	Wired: 15.0W

Camera

Rear
Dual camera	Triple camera
Main camera
13 MP (PDAF) Aperture size: F1.8 Sensor size: 1/3" Pixel size: 1.12 μm	48 MP (PDAF) Aperture size: F1.7 Pixel size: 0.8 μm
Second camera
5 MP (Ultra-wide) Aperture size: F2.2 Sensor size: 1/5" Pixel size: 1.12 μm	8 MP (Ultra-wide) Aperture size: F2.2 Pixel size: 1.12 μm
Third camera
	2 MP (Macro, Autofocus) Aperture size: F2.4 Pixel size: 1.75 μm
Flash
LED	LED
Video recording
1080p (30 fps)	4K UHD (30 fps), 1080p (60 fps) Time-lapse video, Hyperlapse, EIS
Front
5 MP Video capture: 1080p	16 MP (Slow-motion videos) Video capture: 1080p

Connectivity & Features

Bluetooth
5.0	5.1
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	Type-C, USB 2.0
Sensors
Accelerometer, Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer, 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, Galileo, 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

5G Bands
	n2, n5, n25, n41, n66, n71
4G (FDD) Bands
2, 4, 5, 12, 13, 25, 26, 66, 71	1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 29, 30, 66, 71
4G (TDD) Bands
41	38, 39, 40, 41
3G Bands
1, 2, 4, 5, 8	1, 2, 4, 5, 8
Data Speed
LTE-A Cat 7 (300/100 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s	LTE-A, 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: Dec 15, 2020 FCC ID value: IHDT56ZF2
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: 1.18 W/kg Body: 1.43 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 1.43 W/kg

Alternative variants

for T-Mobile

Memory	6GB/128GB
Resistance	Splash, Dust; IP54

Links

Full specifications
LG K31 Specs	Motorola One 5G Ace Specs
PhoneArena Review
	Motorola One 5G Ace Review
User Reviews
	Motorola One 5G Ace User Reviews