Samsung Galaxy S21 Ultra 5G
Find the help you need
Popular topics
Check call charges from abroad
| You can find more details about roaming charges here. |
Top specifications
SIM type
Dual SIM
SIM 1: Physical nano-SIM card
SIM 2: Physical nano-SIM card or eSIM
SIM 1: Physical nano-SIM card
SIM 2: Physical nano-SIM card or eSIM
Internal device memory
128GB/256GB/512GB
Max external memory
N/A
Device warranty
24 months
Battery
Removable battery
No
Fast charge
Yes - 25W Super Fast Charge
Power saving
Power saving mode
Wireless charging
Yes - 15W Fast Wireless Charging
Battery capacity
5000mAh
Wireless PowerShare
Yes
Body
Height (mm)
165.1
Width (mm)
75.6
Depth (mm)
8.9
Weight (g)
228
Water resistant
Yes
Dust resistant
Yes
SIM type
Dual SIM
SIM 1: Physical nano-SIM card
SIM 2: Physical nano-SIM card or eSIM
SIM 1: Physical nano-SIM card
SIM 2: Physical nano-SIM card or eSIM
Connectivity
Wi-Fi Direct
Yes
Personal hotspot
Yes
Bluetooth
Yes
Wi-Fi (WLAN)
Wi-Fi 6E
USB cable
Yes
Near Field Communication (NFC)
Yes
USB type
Type-C
Smartwatch compatible
Yes
Samsung DeX
Yes
Processor
CPU speed
Exynos 2100
Octa-core (up to 2.9GHz)
Octa-core (up to 2.9GHz)
Display
Resolution
3200x1440
Pixels
515 ppi
Touch screen
Yes
Size (inches)
6.8
Multi-touch
Yes
Brightness
1500 nit
Contrast ratio
3,000,000:1
Display type
Dynamic AMOLED 2X
Refresh rate
120 Hz
Messaging
Text messages
Yes
Multimedia messages
Yes
Email
Yes
IM
Yes
Network
Band
Quad
VoLTE (4G calling in UK)
Yes
VoLTE Roaming (4G calling abroad)
Yes
Maximum data speed (Mbps)
3000
2G
Yes
3G
Yes
4G
Yes
5G
Yes
Works in the US
Yes
Platform
Operating system
Android
Android version
Android 11
Sensors
Accelerometer
Yes
Digital compass
Yes
Ambient light sensor
Yes
Proximity sensor
Yes
Gyroscope
Yes
Barometer
Yes
Memory
RAM
12GB
Device memory
128GB/256GB/512GB
Card slot
No
Card max size
N/A
Camera
Slow motion
Yes
Number of cameras
5
HD video recording
Yes
Primary camera
Quad rear-facing
Secondary camera
Front-facing
Front camera
Resolution (max MP)
40
HD video recording
4K @ up to 60fps
Number of cameras
1
Camera type
Front camera
Aperture
f/2.2
Field of vision (FOV)
80°
Pixel size
0.7μm
Rear camera
Resolution (max MP)
Wide camera: 108
Ultra Wide camera: 12
Telephoto camera 1: 10
Telephoto camera 2: 10
Ultra Wide camera: 12
Telephoto camera 1: 10
Telephoto camera 2: 10
Camera type
Wide camera
Ultra Wide camera
Dual telephoto cameras
Ultra Wide camera
Dual telephoto cameras
Number of cameras
4
Aperture
Wide camera: f/1.8
Ultra Wide camera: f/2.2
Telephoto camera 1: f/2.4
Telephoto camera 2: f/4.9
Ultra Wide camera: f/2.2
Telephoto camera 1: f/2.4
Telephoto camera 2: f/4.9
Flash
LED
Field of vision (FOV)
Wide camera: 83°
Ultra Wide camera: 120°
Telephoto camera 1: 35°
Telephoto camera 2: 10°
Ultra Wide camera: 120°
Telephoto camera 1: 35°
Telephoto camera 2: 10°
HD video recording
4K @ 30 or 60 fps
8K @ 24fps
8K @ 24fps
Optical Image Stabilization (OIS)
Yes
Pixel size
Wide camera: 0.8μm
Ultra Wide camera: 1.4μm
Telephoto camera 1: 1.22μm
Telephoto camera 2: 1.22μm
Ultra Wide camera: 1.4μm
Telephoto camera 1: 1.22μm
Telephoto camera 2: 1.22μm
Slow motion
Yes
Zoom
10x optical
6x high-res
100x digital
6x high-res
100x digital
Additional features
Laser Autofocus ToF sensor
Features
A-GPS
Yes
Web browser
Yes
Voice recording
Yes
Music player
Yes
Video player
Yes
Loudspeaker
Yes
Video calling
Yes
Document viewer
Yes
Always On
Yes
Wi-Fi calling
Yes
Smart view
Yes
eSIM compatibility
Yes
OTG compatible
Yes
S Pen support
Yes
Security
Fingerprint sensor
Yes
Facial recognition
Yes
Warranty
Device warranty
24 months
Flash
Flash type
LED
Interfaces/Ports
3.5mm headphone jack
No
Virtual assistant
Bixby
Yes
More Samsung support
Visit Samsung's support pagesDid you find this page useful?
Help us improve our support pages.
That's great to hear.
Thanks for your feedback. We're glad you found this guide useful. If you'd like to submit further feedback about this guide, feel free to do so in the box below.
Sorry to hear that.
Thanks for your feedback. We're sorry you didn't find this guide useful. If you'd like to submit further feedback about this guide, feel free to do so in the box below.
Thanks for the feedback.
Your feedback will help us improve this page for other users.
If you're still struggling to find the help you need, get in touch.