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Samsung Galaxy S21 Ultra 5G Phantom Silver smartphone with large display

SAMSUNG

SAMSUNG Galaxy S21 Ultra 5G 128GB Phantom Silver

SKU CH-433D-JK3QZ

A T-Mobile Android 12 smartphone with a 6.8-inch Dynamic AMOLED display, 108MP camera, 33MP stills from 8K video, 120Hz adaptive refresh rate and 5000mAh battery

  • TypeT-Mobile
  • Capture 33MP stills from 8K video with the 108MP camera
  • Smooth 120Hz adaptive refresh rate on the 6.8-inch Dynamic AMOLED display
  • All-day power from the 5000mAh battery with efficient 10Hz-120Hz scaling
  • Protected by Corning Gorilla Glass Victus on front and back
  • Runs Android 12 with Samsung One UI on Snapdragon 888

The Galaxy S21 Ultra 5G

This Samsung smartphone delivers a 6.8 inch Dynamic AMOLED display with 3200 x 1400 resolution and an adaptive refresh rate ranging from 10Hz to 120Hz. It runs Android 12 with Samsung One UI on a Qualcomm Snapdragon 888 SM8350 processor. The device offers 128GB of internal storage and a 5000mAh battery. It is sold new in Phantom Silver.

Camera and video limits

The 108MP main camera captures high-resolution stills while 8K video recording allows extraction of 33MP frames with a single tap. HDR support enhances dynamic range in challenging light. The fixed 128GB capacity cannot be expanded, so heavy 8K footage fills the drive quickly. No microSD slot is mentioned in the specifications.

Installation and common issues

As a factory-unlocked T-Mobile handset, activation requires a compatible nano-SIM and an active line on a supported network. The package includes a charging cable but omits the power adapter, headphones, SIM card and original manual. Buyers needing faster wired charging must purchase a compatible USB‑PD adapter separately.

Highlights

  • Capture 33MP stills from 8K video with the 108MP camera
  • Smooth 120Hz adaptive refresh rate on the 6.8-inch Dynamic AMOLED display
  • All-day power from the 5000mAh battery with efficient 10Hz-120Hz scaling
  • Protected by Corning Gorilla Glass Victus on front and back
  • Runs Android 12 with Samsung One UI on Snapdragon 888

Specifications

TypeT-Mobile

Questions about this item

Should I pick the 128GB Phantom Silver T-Mobile model or look for another capacity?

The listing specifies a single 128GB capacity in Phantom Silver for the T-Mobile variant, so no other capacity is offered here.

What does the 108MP camera actually deliver when I take photos?

The 108MP sensor captures the highest resolution stills available on a smartphone, and you can pull 33MP frames directly from 8K video with a single tap.

How does the 120Hz adaptive display affect daily use and battery life?

The 6.8-inch Dynamic AMOLED screen automatically shifts between 10Hz and 120Hz for smoother scrolling while conserving the 5000mAh battery.

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