Samsung Galaxy S8 vs Samsung Galaxy A20

$249.00 VIEW ON AMAZON
$153.98 VIEW ON AMAZON

Display

Display size

5.8 inches
6.4 inches

Resolution

1440 x 2960 pixels
720 x 1560 pixels

Pixel density

570 ppi
268 ppi

Technology

Super AMOLED
Super AMOLED

Screen-to-body ratio

84.26 %
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: F1.7; Focal length: 26 mm; 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

Flash

LED
LED

Video recording

3840x2160 (4K UHD) (30 fps), 2560x1440 (QHD), 1920x1080 (Full HD) (60 fps), 1280x720 (HD) (240 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 light, Digital image stabilization, Video calling, Video sharing
Video calling, Video sharing

Front

8 megapixels
8 megapixels

Features

Wide Angle, Autofocus, High Dynamic Range mode (HDR)
 

Design

Dimensions

5.86 x 2.68 x 0.31 inches (148.9 x 68.1 x 8.0 mm)
6.24 x 2.94 x 0.31 inches (158.4 x 74.7 x 7.8 mm)

Weight

5.47 oz (155 g)
the average is 6 oz (172 g)
5.96 oz (169 g)
the average is 6 oz (172 g)

Materials

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

Resistance

Water, Dust
 

IP certified

IP 68
 

Biometrics

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

Colors

Black, Gold, Silver, Purple, Pink, Blue
Black, Blue, Red

Hardware & Performance

System chip

Qualcomm Snapdragon 835 MSM8998
Samsung Exynos 7884

Processor

Octa-core, 2350 MHz, Kryo 280, 64-bit, 10 nm
Octa-core, 1600 MHz, ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm

GPU

Adreno 540
Mali-G71 MP2

RAM

4 GB
3 GB

Internal storage

64 GB
32 GB

Maximum User Storage

 
21.7 GB

Storage expansion

up to 256 GB
up to 512 GB

OS

Android (9.0 Pie, 8.0 Oreo, 7.0 Nougat), Samsung One UI
Android (9.0 Pie), Samsung One UI

Battery

Capacity

3000 mAh
4000 mAh

Charging

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

Talk time

30.00 hours
the average is 22 h (1342 min)
 

Stand-by time

13.4 days (321 hours)
the average is 20 days (480 h)
 

Talk time (3G)

 
26.00 hours
the average is 23 h (1364 min)

Internet use

 
 

3G

12 hours
12 hours

LTE

14 hours
13 hours

Wi-Fi

14 hours
13 hours

Music playback

88.00 hours
82.00 hours

Video playback

17.00 hours
21.00 hours

Cellular

LTE (FDD)

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

LTE (TDD)

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

UMTS

850, 900, 1900, 2100 MHz
850, 900, 1900, 2100 MHz

GSM

850, 900, 1800, 1900 MHz
850, 900, 1800, 1900 MHz

Data

LTE-A Pro Cat 16 (1000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
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

HD Voice

Yes
 

Connectivity

Bluetooth

5.0, EDR
5.0

Wi-Fi

802.11 a, b, g, n, ac, dual-band
802.11 b, g, n

USB

USB 3.1
USB 2.0

Connector

USB Type-C (reversible)
USB Type-C (reversible)

Features

Mass storage device, Video out
Mass storage device

Mobile Payment

Samsung Pay
 

Location

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

Other

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

Phone features

Sensors

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

Notifications

Haptic feedback
Haptic feedback, Music ringtones, Vibration

Hearing aid compatibility

M3, T3
 

Other features

Voice dialing, Voice commands, Voice recording, TTY/TDD
Voice dialing, Voice commands, Voice recording

Multimedia

Screen mirroring

DLNA, Wireless screen share, MHL
Wireless screen share

Speakers

Earpiece, Loudspeaker
Earpiece, Loudspeaker

Headphones connector

3.5mm
3.5mm

Additional microphone(s)

for Noise cancellation, Video recording
for Noise cancellation

Regulatory Approval

FCC approval

 
 

Date approved

Apr 06, 2017
 

FCC ID value: A3LSMG950U link
 

FCC measured SAR

 
 

Head

0.49 W/kg
 

Body

0.48 W/kg
 

Simultaneous Transmission

1.53 W/kg
 

Wireless Router

0.46 W/kg
 
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