Samsung Galaxy Note9 vs LG Q Stylus vs Google Pixel 4a

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

Comparison mode:

Display

Size:

6.4 inches
6.2 inches
5.8 inches

Resolution:

2960 x 1440 pixels, 18.5:9 ratio, 516 PPI
2160 x 1080 pixels, 390 PPI
2340 x 1080 pixels, 19.5:9 ratio, 444 PPI

Technology:

Super AMOLED
IPS LCD
OLED

Screen-to-body:

83.51 %
79.63 %
82.53 %

Features:

HDR support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor
Ambient light sensor, Proximity sensor
60Hz refresh rate, HDR support, Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor

Hardware

System chip:

Qualcomm Snapdragon 845 SDM845
MediaTek MT6750S
Qualcomm Snapdragon 730G SM7150-AA

Processor:

Octa-core, 2800 MHz, Kryo 385, 64-bit, 10 nm
Octa-core, 1500 MHz, ARM Cortex-A53, 64-bit, 28 nm
Octa-core, 2200 MHz, Kryo 470, 64-bit, 8 nm

GPU:

Adreno 630
Mali-T860 MP2
Adreno 618

RAM:

6GB LPDDR4
3GB LPDDR3
6GB LPDDR4

Internal storage:

128GB
32GB
128GB (UFS 2.1), not expandable

Storage expansion:

microSDXC up to 512 GB
microSDXC up to 2000 GB

Device type:

Smartphone
Smartphone
Smartphone

OS:

Android (10, 9.0 Pie, 8.1 Oreo), Samsung One UI
Android (8.1 Oreo)
Android (11, 10)

Battery

Capacity:

4000 mAh
3300 mAh
3140 mAh

Type:

Li - Ion, Not user replaceable
Li - Ion, Not user replaceable
Li - Polymer, Not user replaceable

Battery life test results:

Charging:

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

Max charge speed:

Wired: 18.0W

Camera

Rear:

Dual camera
Single camera
Single camera

Main camera:

12 MP (OIS, PDAF)
16 MP (PDAF)
12.2 MP (OIS, PDAF)

Specifications:

Aperture size: F1.5/F2.4; Focal length: 26 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Aperture size: F1.7; Focal length: 27 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm

Second camera:

12 MP (Telephoto, OIS, Autofocus)

Specifications:

Optical zoom: 2.0x; Aperture size: F2.4; Focal Length: 52 mm; Sensor size: 1/3.4"; Pixel size: 1 μm

Video recording:

3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)
1920x1080 (Full HD) (30 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)

Features:

Time-lapse video, Hyperlapse, Continuous autofocus, Object tracking, EIS
Video calling, Video sharing
EIS

Front:

8 MP (Wide Angle, Autofocus)
8 MP
8 MP

Video capture:

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

Design

Dimensions:

6.37 x 3.01 x 0.35 inches (161.9 x 76.4 x 8.8 mm)
6.30 x 3.06 x 0.33 inches (160.1 x 77.7 x 8.4 mm)
5.67 x 2.73 x 0.32 inches (144 x 69.4 x 8.2 mm)

Weight:

7.09 oz (201.0 g)
6.07 oz (172.0 g)
5.04 oz (143.0 g)

Materials:

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

Resistance:

Water, Dust; IP68
Water, Dust; IP68; MIL-STD-810 certified

Biometrics:

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

Features:

Notification light, Stylus
Notification light, Stylus

Keys:

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

Colors:

Midnight black, Ocean blue, Cloud silver, Lavender purple
Black, Blue
Just black

Cellular

LTE (FDD):

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)
Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900), 28(700 APT)
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), 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
Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+)

UMTS:

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

Data Speed:

LTE-A Pro Cat 18 (1200/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA
LTE-A Cat 6 (300/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA
LTE-A Cat 11 (600/75 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

Dual SIM:

Yes

SIM type:

Nano SIM
Nano SIM
Nano SIM, eSIM

HD Voice:

Yes

VoLTE:

Yes

Multimedia

Headphones:

3.5mm jack
3.5mm jack
3.5mm jack

Speakers:

Earpiece, Multiple speakers
Earpiece, Loudspeaker
Earpiece, Multiple speakers

Features:

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

Screen mirroring:

Wireless screen share
DLNA, Wireless screen share
Wireless screen share

Radio:

FM

Additional microphone(s):

for Noise cancellation
for Noise cancellation
for Noise cancellation

Connectivity & Features

Bluetooth:

5.0
4.2
5.1

Wi-Fi:

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

USB:

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

Features:

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

Location:

GPS, A-GPS, Glonass, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass
GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning

Sensors:

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

Other:

NFC, ANT+
NFC, VoIP, Tethering, Computer sync, OTA sync
NFC

Hearing aid compatible:

M4, T3
M3, T4

Regulatory Approval

FCC approval:

Date approved:

Jul 03, 2018
Jun 25, 2020

FCC ID value:

A3LSMN960U
A4RG025J

Measured SAR:

Head:

0.27 W/kg
1.18 W/kg

Body:

0.76 W/kg
1.19 W/kg

Simultaneous Transmission:

1.59 W/kg
1.59 W/kg

Wireless Router:

1.35 W/kg
1.00 W/kg

Phablet:

3.90 W/kg

Buyers information

Price:

$ 1000
$ 349

In The Box:

S Pen, USB Cable, Earphones, SIM removal tool, USB power adaptor, USB connector, Pen, nibs, Tweezer, Clear cover case, Quick start guide, USB connector leaflet.
Stereo headset, Charger, USB Cable, Quick Start Guide, SIM Removal tool
18W USB-C power adapter, 1 m USB-C to USB-C cable (USB 2.0), Quick Start Guide, Quick Switch Adapter, SIM tool

Availability

Officially announced:

Aug 09, 2018
Jun 06, 2018
Aug 03, 2020
FCC OKs Cingular\'s purchase of AT&T Wireless