1. NXT Test
  2. Compare

Samsung Galaxy W20 5G vs Samsung Galaxy S21 Ultra 5G

Samsung Galaxy W20 5G SamsungGalaxy W20 5G
VS
Samsung Galaxy S21 Ultra 5G SamsungGalaxy S21 Ultra 5G

The third device is shown on desktop screens only

General

Device Type
Foldable phone
Smart Phone
Device Name
—
SM-G998BSM-G998B/DSSM-G998USM-G998U1SM-G998WSM-G998NSM-G9980
Announced
February 2019
January 2021
Released
September 2019
January 2021
Colors
Space SilverCosmos Black
Phantom BlackPhantom SilverPhantom TitaniumPhantom NavyPhantom Brown

Design

Length
Unfolded: 160.9 mmFolded: 160.9 mm
165.1 mm (6.5 in)
Width
Unfolded: 117.9 mmFolded: 62.9 mm
75.6 mm (2.98 in)
Thickness
Unfolded: 6.9 mmFolded: 15.5 mm
8.9 mm (0.35 in)
Weight
263 g (9.28 oz)
227 g (Sub6)229 g (mmWave)
Materials
Glass front (Folded)Plastic front (Unfolded)Glass backAluminum frame
Glass front (Gorilla Glass Victus)Glass back (Gorilla Glass Victus)Aluminum frame

Network

2G Network
Yes
Yes
3G Network
Yes
Yes
4G Network
Yes
Yes
5G Network
Yes
Yes
GPRS
Yes
Yes
EDGE
Yes
Yes
SIM
Nano SIM
Nano SIM/eSIM
Multi SIM
—
Single SIM or Dual SIM
Speed
3G Up to 42 MB4G Up to 1.2 GB5G Up to 2+ GB
3G Up to 42 MB4G Up to 2 GB5G Up to 7.5 GB

Display

Display Type
Dynamic AMOLED
Dynamic AMOLED 2X
Size
7.3 Inches
6.8 Inches
Refresh Rate
—
120 Hz
Resolution
1536x2152 Pixels
1440x3200 Pixels (2K+)
Screen Ratio
85.7%
89.8%
Aspect Ratio
—
20:9
Pixel Density
362 PPI
515 PPI
Brightness Level
—
1500 Nits
Display Protection
—
Corning Gorilla Glass Victus
Features
Wide screen notchDCI-P3Color LED NotificationsScratch resistantFoldable DisplayCover Display: 4.6" Super AMOLED - 720x1680 Pixels (21:9)
Hole-punch NotchFrameless16M Colors
On both: HDR10+, Always-On Display, Capacitive, Multi-touch

Hardware

Chipset
Qualcomm Snapdragon 855
Samsung Exynos 2100 (Global)Snapdragon 888 (USA/China)
Manufacturing Technology
7 nm
5 nm
CPU Type
Octa-core
Octa-core
CPU
Octa-core:Single-Core 2.84 GHzTriple-core 2.42 GHzQuad-core 1.78 GHz
Exynos 2100 (1x2.9 GHz & 3x2.80 & 4x2.2 GHz)Snapdragon 888 (1x2.84 & 3x2.42 GHz & 4x1.80 GHz)
GPU
Adreno 640
Mali-G78 MP14 (Exynos 2100)Adreno 660 (Snapdragon 888)
RAM (Memory)
12 GB
12/16 GB12 GB (128 GB)12 GB (256 GB)16 GB (512 GB)
Internal Storage
512 GB
128/256/512 GB
Storage Type
UFS 3.0
UFS 3.1
Ram Type
LPDDR4x
LPDDR5
Card Slot
No
No

Software

OS
Android 9.0 (Pie)
Android 11
Update To
Android 11
—
User Interface
One UI 3.0
One UI 3.1

Main camera

Camera Setup
—
Quad Camera
Resolution
—
108 + 10 + 10 + 12 MP
Camera
—
108 MP: Standard (OIS)10 MP: Periscope Telephoto (OIS)10 MP: Telephoto (AF)12 MP: Ultrawide (AF)
Triple
First Camera: 12 MP (Standard)Second Camera: 12 MP (Telephoto)Third Camera: 16 MP (Ultrawide)
—
Aperture Size
First Camera : F/1.5-2.4Second Camera : F/2.4Third Camera : F/2.2
F/1.8 (108 MP)F/4.9 (10 MP)F/2.4 (10 MP)F/2.2 (12 MP)
Stabilization
—
Optical Stabilization (OIS)Electronic Stabilization (EIS)
Zoom
—
Optical Zoom 10xDigital Zoom 100x
Slow Motion
—
FHD 1080P@240fpsHD 720P@960fps
Video
4K 2160P@60fpsFHD 1080P@60/240fpsHD 720P@960fpsHDR10Slow MotionElectronic Stabilization (EIS)
8K 4320P@24fps4K 2160P@30/60fpsFHD 1080P@30/60fpsHDR10+ Recording
Flash
Yes
Yes
More details (1)Camera Features
Camera Features
Optical Stabilization (OIS)Optical Zoom 2xDigital Zoom
Laser AFAI Scene Detection
On both: Autofocus (AF), Night Mode, Portrait Mode, Pro Mode, Continuous shooting, Panorama, Exposure compensation, Face detection, Geotagging, HDR, ISO settings, Scene mode, Self-timer, Touch focus, White balance settings

Selfie Camera

-
Cover Camera: 10 MP - F/2.2
—
Camera
—
40 MP
Aperture Size
First Camera: F/2.2Second Camera: F/1.9
F/2.2
Video
4K 2160P@30fpsFHD 1080P@30fpsSlow MotionElectronic Stabilization (EIS)
4K 2160P@30/60fpsFHD 1080P@30fps
Flash
No
No
More details (1)Camera Features
Camera Features
No extras
Autofocus (AF)
On both: Face Detection, Portrait Mode, Beauty Mode, Gesture Shot, HDR

Connectivity

Wi-Fi
a/b/g/n/ac/6
a/b/g/n/ac/6e
On both: Wi-Fi 802.11, Dual-band, Wi-Fi Direct, Hotspot
Bluetooth
5.0aptX HD
5.2
On both: A2DP, LE
Location
GPSA-GPSGLONASSGALILEOBDS
Same on both
NFC
Yes
Yes
USB
USB Type-C 3.1
USB Type-C 3.2

Media

Loudspeaker
Yes - Stereo speakers
Yes - Stereo speakers
3.5mm jack
No
No
FM Radio
No• 32-bit/384kHz audio • Sound by AKG
Yes (Snapdragon model only)• 32-bit/384kHz audio • Sound by AKG

Other specifications

Sensors
AccelerometerGyroscopeProximityCompassBarometer
Same on both
Lock Type
Fingerprint (Side-mounted)
Fingerprint (Under Display - Ultrasonic)
On both: Facial Recognition, Pattern, PIN, Password
Water/Dust Resistant
—
Yes - IP68 dust/water resistant (up to 1.5m for 30 mins)
Box Contents
—
DeviceUSB CableSIM Eject ToolQuick start guide
Other Features
No extras
Stylus support
On both: Bixby, Samsung DeX, Samsung Pay

Charging and Battery

Fast Charging
Yes - 15 W
Yes - 25 W
Wireless Charging
Yes - 15 WReverse wireless charging 4.5 W
Yes - 15 W (Qi/PMA)Reverse wireless charging 4.5W
Capacity
4235 mAh
5000 mAh

BrandsView All

Show More Brands

Top Mobile

New Arrivals

Copyright © 2026 NXT Test. All Rights Reserved
Copyright © 2026 NXT Test. All Rights Reserved