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Samsung Galaxy S21 Ultra 5G AT&T (SM-G998U)

Samsung Galaxy S21 Ultra 5G AT&T (SM-G998U)
Brand: Samsung
Category: Samsung Devices

  • Display
    6.8 inches, Edge QHD+ 3200 x 1440 Pixels

  • Camera
    Quad Main: 108+10+10+12MP, 40MP Selfie Camera

  • CPU
    Qualcomm Snapdragon 888, 2.84+2.42+1.80GHz Speed

  • RAM
    12GB / 16GB RAM

  • Storage
    128GB / 256GB / 512GB Internal Storage

  • OS
    Android 11 (One UI 3.1)

Samsung Galaxy S21 Ultra 5G AT&T SM-G998U Specifications and Features Overview:

The Samsung Galaxy S21 Ultra 5G AT&T SM-G998U is an Android Smartphone from Samsung’s Galaxy S series. Its dimensions are 75.6 x 165.1 x 8.9mm, and it weighs 229g. This Samsung Smartphone is powered by Qualcomm SM8350 Snapdragon 888 CPU and Adreno 660 GPU (Octa-Core processor) And runs Android 11 (One UI 3.1) as Operating System.

The Galaxy S21 Ultra 5G AT&T has 6.8 inches screen size and Edge QHD+ 3200 x 1440 Pixels of screen resolution. It comes with 12GB / 16GB of RAM (Random Access Memory) And 128GB / 256GB / 512GB of Internal Storage.

As for the camera specs, The front camera (or Selfie Camera) has 40 megapixels of resolution and a (108MP Wide, 10MP Periscope Telephoto, 10MP Telephoto, 12MP Ultra Wide) Quad rear camera (Main Camera) with Flash and Auto Focus features.

The Galaxy S21 Ultra 5G battery capacity is 5000mAh with 25W Fast Charging support. It has a battery life of Up to 37H (4G LTE) of talking time and Up to 81H of Audio Playback Time.

The full specifications of this Samsung device are listed below. With more details about its release date, Connectivity options, Built-in sensors, And more.

Helpful Tip: To learn more about this Samsung device, check our How-Tos section. Also, You can download its Official User Manual as a PDF file.

Samsung Galaxy S21 Ultra 5G AT&T (SM-G998U) - Full Specifications and Features

GENERAL INFORMATION

PHYSICAL SPECS

  • Dimensions
    75.6 x 165.1 x 8.9mm
  • Weight
    229g
  • SIM Card
    Single / Dual SIM
  • SIM Card Size
    Nano-SIM (4FF)
  • Ingress Protection Rating (IP Rate)
    IP68 Dust / Water resistant (up to 1.5m for 30 mins)

Essential Accessories (external affiliate links)

    OPERATING SYSTEM

    • Platform
      Android
    • Installed OS Version
      Android 11, One UI 3.1

    NETWORK

    • Supported Network
      2G, 3G, 4G, 5G

    DISPLAY

    • Technology (Main Display)
      Dynamic AMOLED 2X
    • Size (Main Display)
      6.8 inches
    • Color Depth (Main Display)
      16M Colors
    • Resolution (Main Display)
      Edge QHD+ 3200 x 1440 Pixels
    • Pixel Density
      515ppi
    • S Pen Support
      Yes
    • More Display Features
      Infinity-O Display, HDR10+ certified, Adaptive 120Hz refresh rate (10~120Hz), Eye Comfort Shield, Corning Gorilla Glass Victus, Always-on display.

    PROCESSOR

    • CPU Type
      Qualcomm SM8350 Snapdragon 888
    • CPU Speed
      1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680
    • Cores
      8 Cores (Octa-Core)
    • GPU
      Adreno 660

    MEMORY

    • RAM Size
      12GB / 16GB
    • ROM Size
      128GB / 256GB / 512GB
    • External Memory Support
      No

    SENSORS

    • Built In Sensors
      Ultrasonic Fingerprint sensor, Accelerometer, Barometer, Gyro sensor, Geomagnetic sensor, Hall sensor Proximity sensor, Ambient Light Sensor

    AUDIO and VIDEO

    • Audio Playing Format
      MP3, M4A, 3GA, AAC, OGG, OGA, WAV, WMA, AMR, AWB, FLAC, MID, MIDI, XMF, MXMF, IMY, RTTTL, RTX, OTA, APE, DSF, DFF
    • Video Playing Format
      MP4, M4V, 3GP, 3G2, WMV, ASF, AVI, FLV, MKV, WEBM
    • Video Recording Resolution
      UHD 8K (7680 x 4320 Pixels) @24fps
    • Video Playing Resolution
      UHD 8K (7680 x 4320 Pixels) @60fps

    CAMERA

    • Rear Camera
      Quad
    • Front Camera
      Single
    • Rear Camera - Resolution
      108MP Wide, 10MP Periscope Telephoto, 10MP Telephoto, 12MP Ultra Wide
    • Front Camera - Resolution
      40MP
    • Rear Camera - Flash
      Yes
    • Front Camera - Flash
      No
    • Rear Camera - Auto Focus
      Yes
    • Front Camera - Auto Focus
      Yes
    • Rear Camera - F Number
      F1.8, F4.9, F2.4, F2.2
    • Front Camera - F Number
      F2.2
    • Optical Image Stabilizer (OIS)
      Yes (Front and Rear Camera)
    • Camera Features
      - 100X Space Zoom.
      - Slow Motion: 960fps @HD, 240fps @FHD.
      - Laser AF Sensor.
      - Panorama.
      - Auto-HDR

    CONNECTIVITY

    • ANT+
      Yes
    • USB Version
      V3.2
    • USB Interface
      USB Type-C
    • Earjack
      No
    • Bluetooth Version
      Bluetooth v5.2
    • Wi-Fi
      802.11 a/b/g/n/ac/ax 2.4G+5GHz+6GHz, HE160, MIMO, 1024-QAM
    • Wi-Fi Direct
      Yes
    • NFC
      Yes
    • Location Technology
      A-GPS, GLONASS, BDS, GALILEO
    • Mobile High-Definition Link (MHL)
      No
    • PC Sync
      Samsung Smart Switch

    BATTERY

    • Standard Battery Capacity (mAh)
      5000mAh
    • Removable
      No
    • Fast Charging Support
      Yes
    • Talk Time
      Up to 37H (4G LTE)
    • Stand-By
      Up to 11.9 Days
    • Audio Playback Time (Hours)
      Up to 81H

    FEATURES

    • More Features
      - 5G Support.
      - Samsung Pay.
      - Wireless: Smart View (screen mirroring 1080p at 30 fps).
      - Wired: supports DisplayPort over USB type-C. Supports video out when connecting via HDMI Adapter. (DisplayPort 4K UHD at 60 fps)(DisplayPort 4K UHD at 60 fps).
      - Fast charging 25W.
      - USB Power Delivery 3.0.
      - Fast Qi/PMA wireless charging 15W.
      - Reverse wireless charging 4.5W.

    Disclaimer Notice:

    • Disclaimer Notice:
      These specifications and features are collected from Samsung official websites and world trusted sources. But even thus We can not guarantee that the information on this page is 100% correct. So If any particular specification is vital to you, we always recommend checking with the phone seller before buying the wanted device.

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