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Samsung Galaxy S21 Ultra 5G with Fi

$300 off with activation
Image of Samsung Galaxy S21 Ultra 5G
Phantom Black
Phantom Silver

Starts at $50.00/mo or $1,199.99 todayPlus, get up to $500 when you trade-in an eligible device.

Galaxy S21 Ultra 5G is purposefully crafted so you don't need to choose between video and photo. With a single tap, you can pull super-clear stills — up to 33MP — straight from high-resolution 8K video. Unleash your creativity by adding S Pen¹, allowing you to edit with precision and bring your vision to life. Or if you're looking to capture stunning photos, the 108MP camera feels like you've brought your own professional studio with you. Galaxy S21 Ultra 5G, designed to be epic in every way.
¹S Pen sold separately.
Save $300 on Galaxy S21 5G phones. Plus, get 50% off your first 3 months on the Unlimited plan. Terms Apply

Designed for Fi

This phone uses technology that intelligently switches you between Fi's multiple cellular network partners, as well as secure Wi-Fi connections, to give you the best coverage and save on data.
Samsung phones designed for Fi will be able to automatically switch among millions of secure Wi-Fi connections in the coming months.


6.8" WQHD+ curved adaptive


128 or 256 GB built-in


108 MP + 10 MP + 10 MP + 12 MP


40 MP


12 GB


¹Estimate of typical capacity based upon testing and expected cell behavior.

5000 mAh¹


¹Dimensions and weight vary by configuration and manufacturing process.
  • 165.1 x 75.6 x 8.9mm


  • Android™ 11


Samsung Galaxy S21 Ultra 5G
  • 6.8" WQHD+
  • Curved adaptive
  • 10/120Hz refresh rate @ WQHD

Rear Camera

  • 108 MP
  • 10 MP
  • 10 MP
  • 12 MP

Front Camera

  • 40MP


*Actual speed may vary depending on country, carrier, and user environment.
*Requires optimal 5G connection. Actual speed may vary depending on country, carrier, and user environment.
*Galileo and BeiDou coverage may be limited. BeiDou may not be available for certain countries.
  • Enhanced 4x4 MIMO, Up to 7CA, LTE Cat.20
  • Up to 2.0Gbps Download / Up to 150Mbps Upload
  • Wi-Fi 802.11 a/b/g/n/ac/ax 2.4G+5GHz, HE80, MIMO, 1024-QAM
  • Up to 1.2Gbps Download / Up to 1.2Gbps Upload
  • Bluetooth® v 5.0, ANT+, USB type-C, NFC, Location (GPS, Galileo, Glonass, BeiDou)


5G service not available in all areas. 5G service, speed and performance depend on many factors including, but not limited to, carrier network capabilities, device configuration and capabilities, network traffic, location, signal strength and signal obstruction. Actual results may vary. For info on Fi speeds, see our Broadband Disclosure.
  • 5G Sub6 + mmWave


Qualcomm Snapdragon is a product of Qualcomm Technologies, Inc. and/or its subsidiaries. Qualcomm and Snapdragon are trademarks of Qualcomm Incorporated, registered in the United States and other countries.
  • Qualcomm® Snapdragon™ 888


  • 229g


  • 5000 mAh


  • Type-C port (USB 3.0)
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