Samsung Galaxy S21 5G T-Mobile

Fair
128 GB
Gray
SM-G991U
8 GB
Approved

Photos may not be of actual device. Read More

This seller fulfills orders from a stock or inventory pool. The pictures used on this listing represent the stock and may not be pictures of the actual device.

$145
Low Price
Low Price

Carrier

T-Mobile
Textnow Ready

Carrier Compatibility

  • T-Mobile
  • Mint Mobile
  • TextNow

Condition

Fair
  • Noticeable wear and tear
  • Power cord/charger not required
  • Retail packaging and manuals not required

Damage Description

This is a used device and may show visible signs of wear from previous use. It can have scratches on the screen, bezel, and back cover. 85%+ Battery

All devices must be fully functional and meet our criteria for sale

No ratings yet
  • Member since 03/27/2025
  • Listings: 81 total, 54 active
Power Seller

Description

Experience flagship performance with the Samsung Galaxy S21 5G, featuring a stunning 6.2-inch Dynamic AMOLED display with ultra-smooth 120Hz refresh rate. Powered by a high-performance processor, it delivers blazing-fast 5G connectivity and seamless multitasking. Capture stunning photos and videos with its versatile triple-lens camera system, including 8K video recording and Super Steady mode. With a sleek design and robust features, the S21 5G is built for power, speed, and creativity.

All TekTreat devices feature 100% original factory parts — never refurbished with aftermarket components. No shortcuts, no compromises. Our devices are professionally inspected and have not been previously repaired, ensuring long-term reliability and peace of mind.

• Professionally tested with a 30+ point inspection
Guaranteed fully functional

• Sanitized, cleaned, and data-wiped
Battery health is 85% or higher -

• Always a clean IMEI —
Never blacklisted or financed -

• We’re a professional, ethical refurbisher —
Committed to quality, transparency, and care -

• Buy with confidence —
We’re here to make sure you love your device -

Don’t just take our word for it — check out our reviews and see why TekTreat is one of the top-rated sellers on Swappa, TrustPilot and all over the refurbished tech space. We back every device with personal service, professional care, and trusted quality.


Need more information? Message Seller

Shipping & Handling

Shipping Policies

Standard Shipping

Free


  • Ships from Vancouver, WA
  • Ships with Tracking & Insurance
  • Ships in 2 business days or less
  • Seller not required to ship internationally , but will ship to freight forwarders

We know you’re excited — and we are too!
Here’s how we make sure your device gets to you fast and safe:

• Orders placed Mon–Fri by 3:00 PM PST ship the same day
(Orders after that ship the next business day. No weekend or holiday shipping.)

• We ship to the address you provide at checkout
Please double-check it — we want your device heading to the right place!

Shipping Options:
• Free – USPS First Class (3–5 business days)
• Priority – USPS Priority Mail (2–3 business days): $9
• UPS 2-Day – Fast & reliable: $19
• UPS Overnight – Need it ASAP? It’s there the next business day: $39

Want faster shipping? Just send us a message right after checkout — we’ll take care of it.

If you need to cancel:
There’s a small fee (3.5% + $0.49, or 5% for international) to cover payment processing.
Wrong address? No worries — we’ll help you reorder with the correct info.

Have a concern about this listing?
Report this listing to our staff.

Returns & Refunds

Return Policies

  • Eligible for PayPal Purchase Protection , so you get what you paid for
  • Items received not as described shall be returned to the seller for a prompt refund
All seller return policies are based on the pre-condition that the device is received as advertised and in accordance with Swappa policies.

We want you to love your device — and if something’s not right, we’ll make it right.

• 30-Day Returns
Changed your mind? No worries. Send it back within 30 days — a small 7.5% restocking fee helps
cover processing costs.

• Device issue?
If your device has a problem, we’ll refund or replace it — and we’ll cover return shipping to make
it even easier for you.

• Need to cancel?
Orders canceled after payment may have a 3.5% fee (5% for international) due to non-refundable
platform fees.

• Just return the device in the same condition with the matching serial/IMEI.
Returns with damage or changes may not qualify.

We believe in fair, friendly service — and we’re always here if you need us :)

Discussion 1


Heather T. Staff
Jun 09, 2025 - 01:05 PM

Listing approved. Thanks for using Swappa.

Similar Listings

Samsung Galaxy S21 5G
We Buy Mobile Corp
We Buy Mobile Corp
13590
Jacksonville, FL
$127
  • Fair
  • T-Mobile
  • Gray
  • 128 GB
  • 8 GB
  • SM-G991U
7/10 Condition | T-Mobile / Metro PCS | Moderate Wear| Great Value | 30 Day Warranty | Fast Shipping
Samsung Galaxy S21 5G
ThePhoneStoreCo
ThePhoneStoreCo
6503
Plano, Texas
$143
  • Fair
  • T-Mobile
  • Violet
  • 128 GB
  • 8 GB
  • SM-G991U
Unlocked - 30 Days Warranty - 80%+ 🔋 - Fair/Medium SBI - Charger Included
Samsung Galaxy S21 5G
ThePhoneStoreCo
ThePhoneStoreCo
6503
Plano, Texas
$143
  • Fair
  • T-Mobile
  • Gray
  • 128 GB
  • 8 GB
  • SM-G991U
Unlocked - 30 Days Warranty - 80%+ 🔋 - Fair/Medium SBI - Charger Included
Samsung Galaxy S21 5G
ElectroDealz LLC
ElectroDealz LLC
2998
Brooklyn, New York
$143
  • Fair
  • T-Mobile
  • Gray
  • 128 GB
  • 8 GB
  • SM-G991U
Fair Condition - Fast & Free Shipping - 30 Day Warranty! T-Mobile locked
Samsung Galaxy S21 5G
ThePhoneStoreCo
ThePhoneStoreCo
6503
Plano, Texas
$148
  • Fair
  • T-Mobile
  • Violet
  • 128 GB
  • 8 GB
  • SM-G991U
Unlocked - 30 Days Warranty - 80%+ 🔋 - Fair/Light SBI - Charger Included
Samsung Galaxy S21 5G
GM DEALS
GM DEALS
11019
City of Industry, CA
$149
  • Good
  • T-Mobile
  • White
  • 128 GB
  • 8 GB
  • SM-G991U
Grade A, 9/10 with a Generic Cable. 3-DAY SHIP & 1-YEAR WARRANTY!
Samsung Galaxy S21 5G
GM DEALS
GM DEALS
11019
City of Industry, CA
$153
  • Good
  • T-Mobile
  • Gray
  • 128 GB
  • 8 GB
  • SM-G991U
Grade A, 9/10 with a Generic Cable. 3-DAY SHIP & 1-YEAR WARRANTY!
Samsung Galaxy S21 5G
GM DEALS
GM DEALS
11019
City of Industry, CA
$169
  • Good
  • T-Mobile
  • Pink
  • 128 GB
  • 8 GB
  • SM-G991U
Grade A, 9/10 with a Generic Cable. 3-DAY SHIP & 1-YEAR WARRANTY!
Samsung Galaxy S21 5G
GM DEALS
GM DEALS
11019
La Puente, CA
$175
  • Good
  • T-Mobile
  • Violet
  • 128 GB
  • 8 GB
  • SM-G991U
Grade A, 9/10 with a Generic Cable. 3-DAY SHIP & 1-YEAR WARRANTY!
Samsung Galaxy S21 5G
GM DEALS
GM DEALS
11019
City of Industry, CA
$178
  • Good
  • T-Mobile
  • Gray
  • 128 GB
  • 8 GB
  • SM-G991U
Grade A, 9/10 with a Generic Cable. 3-DAY SHIP & 1-YEAR WARRANTY!

Disclosure: This site contains affiliate links to other sites. We may receive commissions for purchases made through these links.

Get Help, Fast

Email

[email protected]

Need help with a listing or a sale?

Submit Help Request

Helpful Links

Swappa's typical response time for help requests is around 20 minutes... That's really fast

Cart, Full of Deals

Your cart is empty :(