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SAMSUNG Galaxy S21 Ultra G998U 5G | Fully Unlocked Android Smartphone | US Version | Pro-Grade Camera, 8K Video, 108MP High Resolution | 128GB - Phantom Black (Renewed)

4.0 4.0 out of 5 stars 1,551 ratings

Sustainability features

This product has sustainability features recognized by trusted certifications.

Pre-owned

Products are inspected, cleaned and (if applicable) repaired to excellent functional standards. Buying Pre-owned extends a product's life, reducing e-waste and raw material extraction.

As certified by
Pre-owned Certified: Electronics Pre-owned Certified: Electronics

Pre-owned Certified products are inspected, cleaned and (if applicable) repaired to excellent functional standards. By purchasing Pre-owned Certified rather than new, customers can extend the life of the product, reduce electronic waste, and reduce the extraction of raw materials. These products are backed by the Amazon Renewed Guarantee. Pre-owned Certified is part of the Climate Pledge Friendly program that helps you discover and shop for more-sustainable products.

Learn more about this certification

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128GB
Phantom Black
This product is inspected, tested, and refurbished, as necessary to be fully functional according to Amazon Renewed standards.

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About this item

  • 6.8", 1440 x 3200 pixels, Dynamic AMOLED 2X, 120Hz, HDR10+, 1500 nits (peak), 5000mAh Battery
  • 128GB ROM, 12GB RAM, No SD Card Slot, Qualcomm SM8350 Snapdragon 888 5G (5 nm), Octa-Core, Adreno 660
  • Rear Camera:108MP, f/1.8 + 10MP, f/4.9 + 10MP, f/2.4 + 12MP, f/2.2, Front Camera: 40MP, f/2.2, Android 11, upgradable to Android 12, One UI 4.1
  • 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. Compatible with Most GSM and CDMA Carriers like T-Mobile, AT&T, MetroPCS, etc. Will Also work with CDMA Carriers Such as Verizon, Sprint.
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Price$334.95-10% $474.00
Typical price:$527.85
$415.89$404.95-6% $418.96
Typical price:$449.00
$264.99
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Get it as soon as Tuesday, Apr 2
Get it as soon as Tuesday, Apr 2
Get it Mar 29 - Apr 1
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Customer Ratings
Fingerprint reader
4.2
4.6
4.7
4.3
4.3
4.2
Face recognition
3.9
4.1
4.8
4.2
4.2
4.5
Battery life
3.8
4.1
4.2
4.3
4.1
4.1
Value for money
3.7
4.3
4.3
4.1
4.2
4.1
Sold By
Prime Mobility
thegadgetdeals
Cell Surfers
Edge Cellular
MobileCart
Chubbiestech
display size
6.8 inches
6.8 inches
6.8 inches
6.8 inches
6.8 inches
6.7 inches
memory capacity
128 GB
512 GB
256 GB
128 GB
256 GB
128 GB
model name
Samsung Galaxy S21 Ultra
Galaxy S21 Ultra
Galaxy S21 Ultra
Galaxy S21 Ultra 5G
S21 ULTRA
Galaxy S21 Plus
operating system
Android 11.0
Android
Android
Android
Android
Android
connectivity tech
Wi-Fi, Bluetooth, NFC, USB
Wi-Fi
Wi-Fi
Wi-Fi
Bluetooth, Wireless
Bluetooth, Wireless
display type
AMOLED
AMOLED
AMOLED
service provider
T-Mobile
Verizon
Unlocked
Unlocked

What's in the box

  • Adapter
  • USB Cable
  • Product information

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    SAMSUNG

    SAMSUNG Galaxy S21 Ultra G998U 5G | Fully Unlocked Android Smartphone | US Version | Pro-Grade Camera, 8K Video, 108MP High Resolution | 128GB - Phantom Black (Renewed)


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    Product Description

    Galaxy S21 Ultra 5G is crafted so you don’t need to choose between video and photo. With a single tap, you can pull super-clear stills straight from high-resolution 8K video. 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.

    What is Amazon Renewed?

    Amazon Renewed is your trusted destination for products that are inspected, tested, and refurbished as necessary to be fully functional.

    Quality you can afford

    Amazon Renewed products offer an affordable option so you can save on the brands you love.

    Products you can trust

    All products have been professionally inspected, tested, cleaned, and refurbished as necessary by Amazon-qualified suppliers.

    Purchases with an impact

    Your Amazon Renewed purchase extends the lifetime of this product and reduces electronic waste.

    Trusted coverage

    Your purchase is eligible for Amazon Renewed coverage in conjunction with Amazon's Return Policy and the A-to-z Guarantee.

    What should I expect to receive with my Amazon Renewed purchase?

    All Amazon Renewed purchases will come with accessories equivalent to those that shipped in the box when new. These items may not be original but will be compatible and fully functional. Amazon Renewed products will be packaged in either original packaging or in a new and clean cardboard box.

    Model Year

    2021

    In what condition can I expect my Amazon Renewed product to be?

    Product will be restored to its original factory settings and will be in one of the following cosmetic conditions Premium, Excellent, Good or Acceptable. Learn more
    Shop for smartphones, computers, laptops, tablets, home and kitchen appliances, game consoles, office products, and more. Visit Amazon Renewed
    Sustainability features

    Sustainability features

    This product has sustainability features recognized by trusted certifications.

    Pre-owned

    Products are inspected, cleaned and (if applicable) repaired to excellent functional standards. Buying Pre-owned extends a product's life, reducing e-waste and raw material extraction.

    As certified by
    Pre-owned Certified: Electronics Pre-owned Certified: Electronics

    Pre-owned Certified products are inspected, cleaned and (if applicable) repaired to excellent functional standards. By purchasing Pre-owned Certified rather than new, customers can extend the life of the product, reduce electronic waste, and reduce the extraction of raw materials. These products are backed by the Amazon Renewed Guarantee. Pre-owned Certified is part of the Climate Pledge Friendly program that helps you discover and shop for more-sustainable products.

    Learn more about this certification

    Part of
    Sustainability features
    Climate Pledge Friendly

    Customer reviews

    4 out of 5 stars
    4 out of 5
    1,551 global ratings

    Customers say

    Customers like the quality of the cellular phone. They say it's completely functional and has perfect internals. They are also satisfied with the value. However, some customers have reported issues with the camera and connectivity. They mention that the camera keeps stopping and requires a restart to function properly. Customers are also unhappy with the connectivity, saying that Verizon wifi calling does not work. Opinions are mixed on battery life, condition, lock, and scratches.

    AI-generated from the text of customer reviews

    132 customers mention117 positive15 negative

    Customers like the quality of the cellular phone. They say it's great, the camera is really quite good, and it performs like new. The internals and functionality are perfect, and the phone is completely functional. Some customers also mention that the phone works great with ATT.

    "...But this wasnt the case this time. Great phone great service! Will be buying from chubbies on Amazon again." Read more

    "...This phone looks as though it came fresh out of the factory and works flawlessly...." Read more

    "The phone looked brand new and had a few minimal scratches! Phone was perfect and great for the price. However the charger was a iPhone charger...." Read more

    "...The camera is fantastic, the S-pen functionality is a great addition (I purchased an off brand case and pen on Amazon and it works fantastically)...." Read more

    53 customers mention45 positive8 negative

    Customers like the value of the cellular phone. They say it's nice for the money, worth the extra, and a flagship phone at an amazing price. Some appreciate that they provided a screen protector at no cost.

    "...The price is well worth it to, being only 404$ (with tax) it's a huge discount from what it originally was priced (brand new is over 1000$)...." Read more

    "...Phone was perfect and great for the price. However the charger was a iPhone charger. At least I already had a C charger so no big deal...." Read more

    "...A flagship phone at an amazing price with immediate delivery." Read more

    "...For my purposes, great value. I would purchase from seller again...." Read more

    91 customers mention54 positive37 negative

    Customers are mixed about the condition of the cellular phone. Some mention that it's in good condition as described, while others say that the screen is broken or cracked. The bezel is not in excellent condition, and the phone would get damaged very easy.

    "...It also has a very premium feel, build-wise. You cannot buy a new 2024 model phone that holds a candle to this one, for this price." Read more

    "...and the screen is broken (…) in the left lower corner (see picture attached);..." Read more

    "...I was afraid to use them.The phone itself was in excellent condition...." Read more

    "...new, just a scratches on the tempered glass... I was not disappointed at the quality of this phone." Read more

    69 customers mention32 positive37 negative

    Customers are mixed about the scratches on the cellular phone. Some mention that there are no major scratches, dents, or marks. However, others say that there were a few minor scratches on screen and some chips on the front of the phone.

    "...Product was in great shape, scratch on the back but I do not care...." Read more

    "...The phone is beautiful and not a scratch or blemish on it. And the battery is still great as well!..." Read more

    "Came as brand new, just a scratches on the tempered glass... I was not disappointed at the quality of this phone." Read more

    "The phone looked brand new and had a few minimal scratches! Phone was perfect and great for the price. However the charger was a iPhone charger...." Read more

    59 customers mention38 positive21 negative

    Customers are mixed about the battery life of the cellular phone. Some mention that it lasts an extraordinary amount of time, while others say that it doesn't last as long. The battery capacity is 100%, while amazon advertises it only needing to exceed 80%. The phone is extremely fast and easy to connect with your current carrier. However, some customers also say that the battery is not good and doesn''t charge as fast.

    "...And the battery is still great as well! Its like someone usedit for a week and decided they didnt like it. I love this phone so far...." Read more

    "Battery is kinda faulty. Doesn't stay charged for the entire day. Aside from that it's an okay phone...." Read more

    "The phone looked brand new and had a few minimal scratches! Phone was perfect and great for the price. However the charger was a iPhone charger...." Read more

    "After buying another exact same phone, this phone came with a good battery and functioning fine...." Read more

    36 customers mention12 positive24 negative

    Customers are mixed about the lock of the cellular phone. Some mention that it is unlocked and easy to configure, while others say that it was not fully unlocked.

    "The phone was not unlocked had to unlock it myself, also took a long time to arrive, the phone by itself is in good shape 7/10" Read more

    "...Actually using it for this review. Had no issues with it not being unlocked...." Read more

    "Works well and camera is great. But I have to reset my network settings way to often because it keeps telling me randomly that I am not on a..." Read more

    "..." phone to connect to AT&T network, it was obvious the phone must NOT unlocked after all. This was later confirmed by an AT&T tech...." Read more

    35 customers mention0 positive35 negative

    Customers are dissatisfied with the connectivity of the cellular phone. They mention that Verizon wifi calling does not work, the network connection constantly failed, and the phone just never worked. They also say that it won't connect to any network at all and that the phone could not make calls. Some customers also report that the camera does not operate properly and that it was unable to connect to cell phone towers.

    "...This one is iffy. The charger it came with doesn't work at all and it took the phone over six hours to fully charge...." Read more

    "...time only thing tho mightve jus been my wifi but it kept disconnecting me on clash royal i was doing war battles and bam the no wifi hit me, it may..." Read more

    "...After less than a week, the network connection constantly failed, requiring a restart for it to function properly...." Read more

    "...and all are setup to allow/connect with 5g. Sometimes it won't connect to any network at all for 30 minutes at a time and then reconnect all of a..." Read more

    30 customers mention0 positive30 negative

    Customers are dissatisfied with the camera of the cellular phone. They mention that it is defective, keeps stopping, and requires a restart for it to function properly. Some say that the screen went dark and never turned back on.

    "Camera doesn't take clear photos. There seems to be a problem with the auto focus...." Read more

    "I unboxed the phone and turned it on but it refused to come on, then I plugged the charger and found out the battery is dead...." Read more

    "...a week, the network connection constantly failed, requiring a restart for it to function properly...." Read more

    "...Not a crisp clear screen like I had hoped for...." Read more

    Great product
    4 Stars
    Great product
    Came as brand new, just a scratches on the tempered glass... I was not disappointed at the quality of this phone.
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    Top reviews from the United States

    Reviewed in the United States on January 27, 2024
    Size: 128GBColor: Phantom BlackVerified Purchase
    4 people found this helpful
    Report
    Reviewed in the United States on March 14, 2024
    Size: 128GBColor: Phantom BlackVerified Purchase
    Reviewed in the United States on March 20, 2024
    Size: 128GBColor: Phantom BlackVerified Purchase
    Reviewed in the United States on February 19, 2024
    Size: 128GBColor: Phantom BlackVerified Purchase
    3 people found this helpful
    Report
    Reviewed in the United States on December 19, 2023
    Size: 128GBColor: Phantom BlackVerified Purchase
    5 people found this helpful
    Report
    Reviewed in the United States on February 20, 2024
    Size: 128GBColor: Phantom BlackVerified Purchase
    4 people found this helpful
    Report
    Reviewed in the United States on December 23, 2023
    Size: 128GBColor: Phantom BlackVerified Purchase
    Customer image
    3.0 out of 5 stars Work well but part missing
    Reviewed in the United States on December 23, 2023
    Globally the phone works : photo and video quality are good, it is unlocked and so easy to configure and merge data from my old galaxy A12;

    But the S Pen is missing (the phone only comes with a cable and a slow capacity adapter but there is no S Pen) and the screen is broken (…) in the left lower corner (see picture attached);

    Unfortunately!
    Images in this review
    Customer image Customer image
    Customer imageCustomer image
    3 people found this helpful
    Report
    Reviewed in the United States on February 20, 2024
    Size: 128GBColor: Phantom BlackVerified Purchase

    Top reviews from other countries

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    Kindle Customer
    5.0 out of 5 stars Samsung S21 Ultra
    Reviewed in Canada on January 16, 2024
    Size: 128GBColor: Phantom BlackVerified Purchase
    ghislain deschenes
    5.0 out of 5 stars rien a dire
    Reviewed in Canada on September 11, 2023
    Size: 128GBColor: Phantom BlackVerified Purchase
    ITMXBAND
    4.0 out of 5 stars Funciona como se esperaba
    Reviewed in Mexico on March 20, 2024
    Size: 128GBColor: Phantom BlackVerified Purchase
    One person found this helpful
    Report
    Don
    1.0 out of 5 stars Too many scratches
    Reviewed in Canada on December 31, 2023
    Size: 128GBColor: Phantom BlackVerified Purchase
    Shelby
    3.0 out of 5 stars Works, but...
    Reviewed in Canada on December 12, 2023
    Size: 128GBColor: Phantom BlackVerified Purchase