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LG K30 vs LG Aristo 2 vs Samsung Galaxy S9

Compare phone and tablet specifications of up to three devices at once.

Comparison mode:

Display

Size:

5.3 inches
5.0 inches
5.8 inches

Resolution:

1280 x 720 pixels, 277 PPI
1280 x 720 pixels, 294 PPI
2960 x 1440 pixels, 18.5:9 ratio, 568 PPI

Technology:

TFT
IPS LCD
Super AMOLED

Screen-to-body:

69.55 %
66.22 %
84.36 %

Colors:

16 777 216

Touchscreen:

Capacitive, Multi-touch

Features:

Ambient light sensor, Proximity sensor
Ambient light sensor, Proximity sensor
HDR support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor

Hardware

System chip:

Qualcomm Snapdragon 425 MSM8917
Qualcomm Snapdragon 425 MSM8917
Qualcomm Snapdragon 845 SDM845

Processor:

Quad-core, 1400 MHz, ARM Cortex-A53, 64-bit, 28 nm
Quad-core, 1400 MHz, ARM Cortex-A53, 64-bit, 28 nm
Octa-core, 2800 MHz, Kryo 385, 64-bit, 10 nm

GPU:

Adreno 308
Adreno 308
Adreno 630

RAM:

2GB LPDDR3
2GB LPDDR3
4GB LPDDR4

Internal storage:

16GB
16GB, available to use: 9 GB
64GB

Storage expansion:

microSDXC up to 2000 GB
microSDHC up to 32 GB
microSDXC up to 400 GB

Device type:

Smartphone
Smartphone
Smartphone

OS:

Android (7.1 Nougat)
Android (8.0 Oreo, 7.1 Nougat)
Android (10, 9.0 Pie, 8.0 Oreo), Samsung One UI

Battery

Capacity:

3000 mAh
2410 mAh
3000 mAh

Type:

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

Charging:

Fast charging
Qualcomm Quick Charge 2.0, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging

Camera

Rear:

Single camera
Single camera
Single camera

Main camera:

8 MP (PDAF)
13 MP (PDAF)
12 MP (OIS, PDAF)

Specifications:

Aperture size: F2.2
Aperture size: F2.2; Sensor size: 1/3"; Pixel size: 1.12 μm
Aperture size: F1.5/F2.4; Sensor size: 1/2.55"; Pixel size: 1.4 μm

Video recording:

1920x1080 (Full HD) (30 fps)
1920x1080 (Full HD) (30 fps)
3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)

Features:

Picture-taking during video recording, Video calling, Video sharing
Picture-taking during video recording, Video light, Video calling, Video sharing
HDR, Time-lapse video, Hyperlapse, Continuous autofocus, Object tracking, Picture-taking during video recording, Video calling, Video sharing

Front:

5 MP
5 MP
8 MP (Autofocus, HDR)

Video capture:

1920x1080 (Full HD)
2560x1440 (QHD) (30 fps)

Design

Dimensions:

5.85 x 2.95 x 0.34 inches (148.6 x 74.9 x 8.6 mm)
5.7 x 2.83 x 0.32 inches (144.8 x 71.9 x 8.1 mm)
5.81 x 2.70 x 0.33 inches (147.7 x 68.7 x 8.5 mm)

Weight:

5.93 oz (168.0 g)
4.9 oz (139.0 g)
5.75 oz (163.0 g)

Materials:

Frame: Metal
Back: Plastic
Back: Glass (Corning Gorilla Glass 5); Frame: Aluminum

Resistance:

Water, Dust; IP68

Biometrics:

Fingerprint (touch)
2D Face unlock
Iris scanner, 2D Face unlock, Fingerprint (touch)

Features:

Notification light

Keys:

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

Colors:

Black
Black
Midnight black, Coral blue, Titanium gray, Lilac purple, Burgundy red, Sunrise gold, Ice blue

Cellular

LTE (FDD):

Bands 2(1900), 4(AWS-1), 5(850), 12(700 a), 13(700 c), 66(AWS-3)
Bands 2(1900), 4(AWS-1), 5(850), 12(700 a), 66(AWS-3)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 14(700 PS), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 30(2300 WCS), 66(AWS-3), 71(600)

LTE (TDD):

Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46

UMTS:

Bands 5(850), 4(1700/2100), 2(1900)
Bands 5(850), 4(1700/2100), 2(1900)
Bands 5(850), 8(900), 4(1700/2100), 2(1900), 1(2100)

Data Speed:

LTE Cat 4 (150/50 Mbit/s), HSPA, HSUPA, UMTS
LTE Cat 4 (150/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSPA, HSUPA
LTE-A Pro Cat 18 (1200/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA

SIM type:

Nano SIM
Nano SIM
Nano SIM

HD Voice:

Yes

VoLTE:

Yes

Multimedia

Headphones:

3.5mm jack
3.5mm jack
3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Loudspeaker
Earpiece, Multiple speakers

Features:

Album art cover, Background playback
Album art cover, Background playback
32-Bit DAC, aptX-HD

Screen mirroring:

Wireless screen share
Wireless screen share
Wireless screen share

Radio:

FM
FM
FM

Additional microphone(s):

for Noise cancellation
for Noise cancellation
for Noise cancellation

Connectivity & Features

Bluetooth:

4.2
4.2
5.0

Wi-Fi:

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

USB:

microUSB, USB 2.0
microUSB, USB 2.0
Type-C (reversible), USB 3.1

Features:

Mass storage device, OTG, Charging
Mass storage device, Charging
Charging, OTG, Video out

Location:

GPS, A-GPS
GPS, A-GPS, S-GPS
GPS, A-GPS, Glonass, Galileo, BeiDou

Sensors:

Accelerometer
Accelerometer, Compass
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer

Other:

NFC, UMA (Wi-Fi Calling), VoIP, Tethering, Computer sync, OTA sync
UMA (Wi-Fi Calling), VoIP, Tethering, Computer sync, OTA sync
NFC, ANT+

Hearing aid compatible:

M3, T3
M3, T3

Phone features

Notifications:

Haptic feedback, Music ringtones, Vibration, Flight mode, Silent mode, Speakerphone

Other features:

Voice dialing, Voice commands, Voice recording

Regulatory Approval

FCC approval:

Date approved:

Jan 08, 2018
Jan 11, 2018

FCC ID value:

ZNFX210MA
A3LSMG960U

Measured SAR:

Head:

0.76 W/kg
0.35 W/kg

Body:

1.07 W/kg
0.96 W/kg

Simultaneous Transmission:

1.59 W/kg
1.59 W/kg

Wireless Router:

1.10 W/kg
0.95 W/kg

Buyers information

Price:

$ 180
$ 720

In The Box:

SIM removal tool, microUSB Cable, Wall Charging Adapter, Start Guide
Battery, USB cable, Charger, Quick Start Guide

Availability

Officially announced:

Feb 25, 2018
FCC OKs Cingular\'s purchase of AT&T Wireless