Samsung Galaxy S9 vs Samsung Galaxy A20

$309.69 VIEW ON AMAZON
$156.49 VIEW ON AMAZON

Display

Display size

5.8 inches
6.4 inches

Resolution

1440 x 2960 pixels
720 x 1560 pixels

Pixel density

568 ppi
268 ppi

Technology

Super AMOLED
Super AMOLED

Screen-to-body ratio

84.36 %
84.95 %

Features

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

Camera

Rear

Single camera
Dual camera

Main camera

12 megapixels
13 megapixels

Hardware Features

Optical image stabilization, Phase detection autofocus
Autofocus

Specifications

Aperture size: F1.5/F2.4; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Aperture size: F1.9; Focal length: 27 mm; Sensor size: 1/3.1"; Pixel size: 1.12 μm

Second camera

 
5 megapixels

Hardware Features

 
Ultra-wide

Specifications

 
Aperture size: F2.2; Focal Length: 13 mm; Sensor size: 1/5"; Pixel size: 1.12 μm

Video recording

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

Features

High Dynamic Range mode (HDR), Time-lapse video, Hyperlapse, Continuous autofocus, Object tracking, Picture-taking during video recording, Video calling, Video sharing
 

Front

8 megapixels
8 megapixels

Features

Autofocus, High Dynamic Range mode (HDR)
 

Design

Dimensions

5.81 x 2.70 x 0.33 inches (147.7 x 68.7 x 8.5 mm)
6.24 x 2.94 x 0.31 inches (158.4 x 74.7 x 7.8 mm)

Weight

5.75 oz (163 g)
the average is 6.1 oz (174 g)
5.96 oz (169 g)
the average is 6.1 oz (174 g)

Materials

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

Resistance

Water, Dust; IP 68
 

Biometrics

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

Features

Notification light
 

Colors

Black, Gold, Gray, Purple, Blue, Red
Black, Blue, Red

Multimedia

Headphones

3.5 mm jack
3.5 mm 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
for Noise cancellation

Hardware & Performance

System chip

Qualcomm Snapdragon 845 SDM845
Samsung Exynos 7884

Processor

Octa-core, 2800 MHz, Kryo 385, 64-bit, 10 nm
Octa-core, 1600 MHz, ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm

GPU

Adreno 630
Mali-G71 MP2

RAM

4 GB
3 GB

Internal storage

64 GB
32 GB

Available to use

 
21.7 GB

Storage expansion

microSDXC up to 400 GB
microSDXC up to 512 GB

OS

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

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 b, g, n; Wi-Fi Direct, Hotspot

USB

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

Features

USB OTG, Video out
Mass storage device

Location

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

Sensors

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

Mobile Payment

Samsung Pay
 

Other

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

Cellular

LTE (FDD)

Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 30, 66, 71
Bands 1, 3, 5, 7, 8, 20

LTE (TDD)

Bands 38, 39, 40, 41, 46
Bands 38, 40, 41

UMTS

850, 900, 1700/2100, 1900, 2100 MHz
850, 900, 1900, 2100 MHz

Data

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

Dual SIM

 
Yes

SIM type

Nano SIM
Nano SIM

Battery

Capacity

3000 mAh
4000 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
Samsung Adaptive Fast Charging

Talk time

31.00 hours
the average is 20 h (1174 min)
 

Stand-by time

3.4 days (82 hours)
the average is 20 days (491 h)
 

Talk time (3G)

 
26.00 hours
the average is 23 h (1387 min)

Internet use

3G: 11 hours; LTE: 12 hours; Wi-Fi: 14 hours
3G: 12 hours; LTE: 13 hours; Wi-Fi: 13 hours

Music playback

51.00 hours
82.00 hours

Video playback

17.00 hours
21.00 hours

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
 

Shopping information

MSRP price

$ 720
$ 250
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