Samsung Galaxy S21 5G G991U1 128GB unlocked phone with wireless charging pad, white 6.2in
SAMSUNG Galaxy S21 5G 128GB SM-G991U1 Factory Unlocked USA Model
Hero image 0 of SAMSUNG Galaxy S21 5G 128GB SM-G991U1 Factory Unlocked USA Model, 0 of 7
Visit the Samsung Store

SAMSUNG Galaxy S21 5G 128GB SM-G991U1 Factory Unlocked USA Model

|8 ratings
SAMSUNG Galaxy S21 5G 128GB SM-G991U1 Factory Unlocked USA ModelSAMSUNG Galaxy S21 5G 128GB SM G991U1 Factory Unlocked USA Model
ColorPhantom White

Key item features

  • Vibrant Display: Features a 6.2-inch Dynamic AMOLED 2X display with 1080 x 2400 pixels resolution, a 120Hz refresh rate, HDR10+, and 1300 nits brightness, powered by a 4000mAh battery.
  • Robust Performance: Equipped with a Qualcomm Snapdragon 888 5G Octa-Core processor, Adreno 660 GPU, 8GB RAM, and 128GB internal storage, without an SD card slot.
  • Versatile Cameras: Boasts a triple rear camera system (64MP, 12MP, 12MP) and a 10MP front camera for diverse photography and video capture.
  • Comprehensive Connectivity: Supports extensive 5G, 4G LTE, and 3G data networks with broad band coverage, featuring Bluetooth, internet browser, music player, speakerphone, touchscreen, and accelerometer.
  • Unlocked Flexibility: This factory unlocked USA model provides broad compatibility with both GSM and CDMA carriers, including major providers like T-Mobile, AT&T, and Verizon.
Generated by AI

Specs

Brand, SamsungMobile OS, AndroidModel name, SAMSUNG Galaxy S21 5GScreen size, 6.2 inHD capacity, 128 GBRam memory, 6 GB

About this item

Product details

  • 6.2", 1080 x 2400 pixels, Dynamic AMOLED 2X, 120Hz, HDR10+, 1300nits, 4000mAh Battery
  • 128GB ROM, 8GB RAM, No SD Card Slot, Qualcomm SM8350 Snapdragon 888 5G (5 nm), Octa-Core, Adreno 660
  • Rear Camera: 64MP, f/2.0 + 12MP, f/1.8 + 12MP, f/2.2, Front Camera: 10 MP, f/2.2, Android 11, One UI 3.1
  • 2G: GSM 850/900/1800/1900, CDMA 800/1900, 3G: HSDPA 850/900/1700(AWS)/1900/2100, CDMA2000 1xEV-DO, 4G LTE: 1/2/3/4/5/7/8/12/13/14/18/19/20/25/26/28/30/38/39/40/41/46/48/66/71, 5G: 2, 5, 25, 41, 66, 71, 260, 261 SA/NSA/Sub6/mmWave - Single SIM
  • US Model w/ Warranty. Compatible with Most GSM and CDMA Carriers like T-Mobile, AT&T, MetroPCS, etc. Will Also work with CDMA Carriers Such as Verizon, Straight Talk.
  • Internet Browser
  • 3G Data Capable
  • 4G Data Capable
  • 5G Data Capable
  • Accelerometer
  • Bluetooth Enabled
  • Music Player
  • Speakerphone
  • Touchscreen
  • Unlocked
info:
We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here, and we have not verified it.  

Specifications

Brand

Samsung

Mobile OS

Android

Model name

SAMSUNG Galaxy S21 5G

Screen size

6.2 in

Warranty

Warranty information

US Model with a limited Warranty, which will be provided by the Manufacturer at their discretion. Terms and conditions apply.

Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.

Warnings

Customer ratings & reviews

2.9 out of 5 stars
stars
8 ratings2 reviews
Includes global ratings and reviews
How item rating is calculated
  1. 5 stars38% (3)
  2. 4 stars13% (1)
  3. 3 stars0% (0)
  4. 2 stars0% (0)
  5. 1 star50% (4)
Filtered and sorted results would be available on the new 'Customer ratings & reviews' page.
Sort by |

Showing 1-2 of 2 reviews

Jan 24, 2026
Reviewer name: Justin
Item details
Color: Phantom White
Sold and shipped byCellphoneMAX
1 out of 5 stars
1 out of 5 stars review

Verified Purchase

Double ordered

Helpful?7071A40KLKVC168404048
Oct 9, 2026
Reviewer name: Andrew
Item details
Color: Phantom White
Sold and shipped byCellphoneMAX
1 out of 5 stars
1 out of 5 stars review

Verified Purchase

bad battery

battery was bad

Helpful?7071A40KLKVC168404048
Current price is Now $251.90
You save $27.98
was $279.88
Price when purchased online
5 free offers, including Apple Music up to 2 months Free
  • Free shipping
  • Free 30-day returns
New
Walmart Accident Plan by Allstate

(Only one option can be selected at a time)

How do you want your item?

How do you want your item?
Ships to
Arrives by Tue, Nov 17
|
Sold and shipped by CellphoneMAX
3.4649446494464944 out of 5 stars
3.5 stars out of 5, based on 271 seller reviews(3.5)
Free 30-day returns