Samsung Galaxy S9 vs Samsung Galaxy A42

Compare phone and tablet specifications of up to three devices. Type a model name in the search field of our phone specs comparison tool or pick a popular device from the ones below.

$800 VIEW ON amazon
$120 VIEW ON amazon

Display

Size

5.8 inches
6.6 inches

Resolution

2960 x 1440 pixels, 18.5:9 ratio,
568 PPI
2400 x 1080 pixels, 20:9 ratio,
399 PPI

Technology

Super AMOLED
Super AMOLED

Screen-to-body

84.36 %
 

Features

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

Hardware

System chip

Qualcomm Snapdragon 845 SDM845
Qualcomm Snapdragon 750G SM7225

Processor

Octa-core, 2800 MHz, Kryo 385, 64-bit, 10 nm
Octa-core, 2200 MHz, Kryo 570, 64-bit, 8 nm

GPU

Adreno 630
Adreno 619

RAM

4GB LPDDR4
4GB LPDDR4

Internal storage

64GB
64GB

Storage expansion

microSDXC up to 400 GB
microSDXC

Device type

Smartphone
Smartphone

OS

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

Battery

Capacity

3000 mAh
5000 mAh

Type

Li - Ion, Not user replaceable
Not user replaceable

Charging

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

Camera

Rear

Single camera
Quad camera

Main camera

12 MP (OIS, PDAF)
48 MP (PDAF)

Specifications

Aperture size: F1.5/F2.4; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Pixel size: 0.8 μm

Second camera

 
8 MP (Ultra-wide)

Third camera

 
5 MP (Macro)

Fourth camera

 
5 MP (Depth information)

Video recording

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

Features

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

Front

8 MP (Autofocus, HDR)
20 MP (Autofocus)

Design

Dimensions

5.81 x 2.70 x 0.33 inches (147.7 x 68.7 x 8.5 mm)
 

Weight

5.75 oz (163.0 g)
the average is 6.3 oz (179 g)
 

Materials

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

Resistance

Water, Dust; IP 68
 

Biometrics

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

Features

Notification light
 

Keys

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

Colors

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

Cellular

5G

 
SA, NSA

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)
 

LTE (TDD)

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

UMTS

850, 900, 1700/2100, 1900, 2100 MHz
 

Data Speed

LTE-A Pro Cat 18 (1200/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

SIM type

Nano SIM
Nano SIM

Multimedia

Headphones

3.5mm jack
 

Speakers

Earpiece, Multiple speakers
Earpiece, Loudspeaker

Features

32-Bit DAC, aptX-HD
 

Screen mirroring

Wireless screen share
Wireless screen share

Radio

FM
 

Additional microphone(s)

for Noise cancellation
 

Connectivity & Features

Bluetooth

5.0
5.0

Wi-Fi

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

USB

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

Features

Charging, OTG, Video out
Charging

Location

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

Sensors

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

Other

NFC, ANT+
NFC

Regulatory Approval

FCC approval

 
 

Date approved

Jan 11, 2018
 

FCC ID value: A3LSMG960U link
 

Measured SAR

 
 

Head

0.35 W/kg
 

Body

0.96 W/kg
 

Simultaneous Transmission

1.59 W/kg
 

Wireless Router

0.95 W/kg
 

Buyers information

Price

$ 720
€ 369

Availability

Officially announced

Feb 25, 2018
Sep 02, 2020

Scheduled release

 
November 2020
This copy is for your personal, non-commercial use only. You can order presentation-ready copies for distribution to your colleagues, clients or customers at https://www.parsintl.com/phonearena or use the Reprints & Permissions tool that appears at the bottom of each web page. Visit https://www.parsintl.com/ for samples and additional information.
FCC OKs Cingular's purchase of AT&T Wireless