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Samsung - Pre-Owned Excellent Galaxy S21 Ultra 5G 128GB (Unlocked) - Phantom Black

Model: G998U
SKU: 6533205
$359.99
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Specifications
  • Screen Size
    6.8 inches
    Rear-Facing Camera
    108 megapixels
    Carrier Compatibility
    AT&T, Verizon, T-Mobile, Mint Mobile, Ting Mobile, Cricket, Boost Mobile, Simple Mobile, Net10, Tracfone, Ultra Mobile, Metro by T-Mobile, Total by Verizon, US Cellular, Visible
    Built-in Storage
    128 gigabytes
    Processor Model
    Octa-core (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680)
    Phone Memory (RAM)
    12 gigabytes
  • Key Specs
    • Screen Size: 6.8 inches (Size of the screen, measured diagonally from corner to corner.)
    • Rear-Facing Camera: 108 megapixels
    • Carrier Compatibility: AT&T, Verizon, T-Mobile, Mint Mobile, Ting Mobile, Cricket, Boost Mobile, Simple Mobile, Net10, Tracfone, Ultra Mobile, Metro by T-Mobile, Total by Verizon, US Cellular, Visible
    • Built-in Storage: 128 gigabytes
    • Processor Model: Octa-core (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680) (Your computer's processor is like its brain. Working in combination with system memory, the power of the processor determines the complexity of software you can run, how many programs you can have open at the same time, and how fast those programs will run. Most computers feature an AMD, Intel or Snapdragon processor.)
    • Phone Memory (RAM): 12 gigabytes (Random-access memory (RAM) temporarily stores data so that it can be accessed quickly. The size of the RAM determines how efficiently the phone can handle large amounts of information at once, such as switching between several open apps.)
  • General
    • Brand: Samsung
    • Model Number: G998U
    • Product Name: Pre-Owned Excellent Galaxy S21 Ultra 5G 128GB (Unlocked)
    • Color: Phantom Black
    • Year of Release: 2021
  • Display
    • Screen Size: 6.8 inches (Size of the screen, measured diagonally from corner to corner.)
    • Screen Resolution: 3200 x 1440 (Screens come in a range of resolutions (measured in pixels, horizontal x vertical). The higher the resolution, the greater the picture quality.)
  • Camera
    • Integrated Camera: Front, Rear
    • Front-Facing Camera: 40 megapixels
    • Rear-Facing Camera: 108 megapixels
  • Network
    • Carrier: Unlocked
    • Carrier Compatibility: AT&T, Verizon, T-Mobile, Mint Mobile, Ting Mobile, Cricket, Boost Mobile, Simple Mobile, Net10, Tracfone, Ultra Mobile, Metro by T-Mobile, Total by Verizon, US Cellular, Visible
    • Network Connectivity: CDMA, GSM, 4G LTE, 5G (The manner in which a device sends data to another device over a long distance using a cellular network.)
    • Unlocked: true (Can be used with any carrier, typically by exchanging the phone's SIM card with another one compatible for the intended area of service. Can be used with a new or existing cellular service plan.)
    • Mobile Hotspot Capability: true (A hotspot-enabled device is able to connect wirelessly to a cellular network and share the connection via Wi-Fi with nearby compatible devices.)
  • Connectivity
    • Wireless Connectivity: Bluetooth, Wi-Fi (The manner in which a device sends data to another device over a short distance without the use of wires or cables.)
  • Power
    • Battery Capacity: 5000 milliampere hours (The amount of energy stored in the battery.)
    • Wireless Charging: true
    • Wireless Charging Standard: PMA, Qi
    • Battery Chemistry: Lithium-ion
  • Compatibility
    • Charging Interface(s): USB-C (The connection for transmitting power to charge the device.)
    • SIM Card Size: Nano SIM, eSIM
  • Features
    • Model Family: Samsung Galaxy S21 Ultra 5G
    • Sensors: Barometer, Fingerprint sensor, Accelerometer, Gyro sensor, Compass, Proximity sensor (Detects stimuli such as heat, light, sound, motion, or pressure and responds accordingly by operating a control or initiating a function of the device.)
    • GPS Enabled: true
    • Built-in Storage: 128 gigabytes
  • Performance
    • Operating System: Android 11 (The operating system manages all software and hardware, including files, memory and connected devices. Most importantly, it lets you interact with your device and your programs in a visual way; otherwise, you'd be typing computer code to get anything done.)
    • Processor Model: Octa-core (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680) (Your computer's processor is like its brain. Working in combination with system memory, the power of the processor determines the complexity of software you can run, how many programs you can have open at the same time, and how fast those programs will run. Most computers feature an AMD, Intel or Snapdragon processor.)
    • Phone Memory (RAM): 12 gigabytes (Random-access memory (RAM) temporarily stores data so that it can be accessed quickly. The size of the RAM determines how efficiently the phone can handle large amounts of information at once, such as switching between several open apps.)
  • Dimensions
    • Product Height: 6.5 inches (The out of box height of the item. Height is measured as the vertical distance from the bottom of the item to the top as it would be primarily used or placed.)
    • Product Width: 2.98 inches (The out of box width of the item. Width is measured as the horizontal distance from one side of the item to the other as it would be primarily used or placed.)
    • Product Depth: 0.35 inches (The out of box depth of the item. Depth is measured as the distance from the front of the item to the back as it would be primarily used or placed.)
    • Product Weight: 8.01 ounces (The out of box weight of the item.)
  • Certifications Listings & Approvals
    • EPEAT Qualified: false (The Electronic Product Environmental Assessment Tool (EPEAT) was designed to provide an environmental assessment tool for purchasers. In order to qualify for EPEAT, a product must meet all 23 required criteria.)
  • Warranty
    • Warranty - Parts: 90 Days
    • Warranty - Labor: 90 Days
  • Other
    • UPC: 647056376576

The real metal finish on the main camera adds unity to the design and accentuates the luxury of the haze texture. It’s a bold new camera design in a category of its own. The 108MP sensor gives you the highest resolution possible on a smartphone. Featuring all new 12-bit processing that offers a wider range of colors for crystal clear shots. And with nona-binning technology, it even helps take in more light for great exposures in dark scenes. 108MP for so much detail, you can crop, crop and crop again. The New Dual Zoom lens system is faster and sharper than any zoom before, featuring a 10MP Dual telephoto lens and enhanced Super Resolution. It even has a Zoom Lock feature so you can stabilize shots while zooming. Now zoom up to 100X with clarity and precision. Shoot like a pro, with incredible details at 8K resolution and smooth action at 24 frames per second. It’s the highest resolution video available on a smartphone. Witness the fastest chip ever in a Galaxy. With a 5nm processor on board, you get seamless multitasking and a hyper-fast content streaming. The new battery in the Galaxy S21 Ultra 5G isn’t just big. It’s got the brains to match, intelligently learning your app usage to optimize power consumption. Get the power that outlasts the day even in 5G. A 120Hz refresh rate allows for the smoothest scrolling screen to keep up with all your feeds. It constantly adjusts for the best viewing experience, and even helps your battery last longer. Meet the most vivid and brightest display in a smartphone. Even the direct light of the sun can't stop your viewing pleasure. Thanks to our Eye Comfort Shield, it even intelligently adjusts blue light so your eyes won't feel so tired.

  • Pre-Owned Device: Pre-owned products are inspected and verified to function properly with some cosmetic blemishes. May not include all parts and accessories. Comes in non-original packaging with a data cable.
  • Network Compatibility: Compatible with all major U.S. carriers, such as Verizon, AT&T, Sprint, and T-Mobile. Also works with prepaid carriers, including but not limited to: Cricket Wireless, Boost Mobile, Metro by T-Mobile, Simple Mobile, Total Wireless, Tracfone, Net10, Mint, and H2O.
  • Display: 6.8 inches Dynamic AMOLED 2X w/ Corning Gorilla Glass Victus, Resolution: 1440 x 3200 pixels
  • Memory: 128gb, 12gb ram
  • Camera: Main Camera: (Quad) 108 MP + 10 MP + 10 MP + 12 MP w/ LED flash, auto-HDR, panorama -- Selfie Camera: 40 MP w/ Dual video call, Auto-HDR
  • Platform: OS - Android 11, One UI 3.1 -- Qualcomm SM8350 Snapdragon 888 -- Adreno 660 -- Octa-core (1x2.84 ghz Kryo 680 & 3x2.42 ghz Kryo 680 & 4x1.80 ghz Kryo 680
  • Battery: Li-Ion 5000 mah, non-removable - Fast charging 25W -- USB Power Delivery 3.0 -- Fast Qi/PMA wireless charging 15W -- Reverse wireless charging 4.5W
  • Dimensions: 6.5 x 2.98 x 0.35 in, Weight: 8.01 oz
  • Pre-Owned Device: Pre-owned products are inspected and verified to function properly with some cosmetic blemishes. May not include all parts and accessories. Comes in non-original packaging with a data cable.
  • Network Compatibility: Compatible with all major U.S. carriers, such as Verizon, AT&T, Sprint, and T-Mobile. Also works with prepaid carriers, including but not limited to: Cricket Wireless, Boost Mobile, Metro by T-Mobile, Simple Mobile, Total Wireless, Tracfone, Net10, Mint, and H2O.
  • Display: 6.8 inches Dynamic AMOLED 2X w/ Corning Gorilla Glass Victus, Resolution: 1440 x 3200 pixels
  • Memory: 128gb, 12gb ram
  • Camera: Main Camera: (Quad) 108 MP + 10 MP + 10 MP + 12 MP w/ LED flash, auto-HDR, panorama -- Selfie Camera: 40 MP w/ Dual video call, Auto-HDR
  • Platform: OS - Android 11, One UI 3.1 -- Qualcomm SM8350 Snapdragon 888 -- Adreno 660 -- Octa-core (1x2.84 ghz Kryo 680 & 3x2.42 ghz Kryo 680 & 4x1.80 ghz Kryo 680
  • Battery: Li-Ion 5000 mah, non-removable - Fast charging 25W -- USB Power Delivery 3.0 -- Fast Qi/PMA wireless charging 15W -- Reverse wireless charging 4.5W
  • Dimensions: 6.5 x 2.98 x 0.35 in, Weight: 8.01 oz
Whats Included
  • Pre-owned Samsung Galaxy S21 Ultra 5G
  • Cable
  • Ejection Sim Pin
  • Pre-owned Samsung Galaxy S21 Ultra 5G
  • Cable
  • Ejection Sim Pin
Disclaimers
  • SIM card not included
  • SIM card not included

Q: Does this phone have a data card slot.

A: We appreciate you reaching out to us, Queasy. We welcome the chance to assist our valued customers. We see that you reached out to ask about the Galaxy S21 Ultra. To answer your question, this device does not have a SD card slot. If you have any further questions, please be sure to reach out to us at Support. -Kelvin

Q: dose this phone come with a stylus pen

A: No: but iam planning on purchasing a stylus for it.

Q: Is it possible to use the phone in a different country with a different SIM card?

A: Yes you can use it in any country. Its unlocked phone

Q: what does "Pre-Owned Mean? Phone that someone traded in? Phone that was repaired? or somthing else?

A: Pre-Owned means the phone was previously owned and used by someone else before being offered for sale again. The term "pre-owned" is often used interchangeably with "secondhand" or "used," indicating that the device has had a previous owner.

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Samsung - Pre-Owned Excellent Galaxy S21 Ultra 5G 128GB (Unlocked) - Phantom Black
Samsung - Pre-Owned Excellent Galaxy S21 Ultra 5G 128GB (Unlocked) - Phantom Black
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The real metal finish on the main camera adds unity to the design and accentuates the luxury of the haze texture. It’s a bold new camera design in a category of its own. The 108MP sensor gives you the highest resolution possible on a smartphone. Featuring all new 12-bit processing that offers a wider range of colors for crystal clear shots. And with nona-binning technology, it even helps take in more light for great exposures in dark scenes. 108MP for so much detail, you can crop, crop and crop again. The New Dual Zoom lens system is faster and sharper than any zoom before, featuring a 10MP Dual telephoto lens and enhanced Super Resolution. It even has a Zoom Lock feature so you can stabilize shots while zooming. Now zoom up to 100X with clarity and precision. Shoot like a pro, with incredible details at 8K resolution and smooth action at 24 frames per second. It’s the highest resolution video available on a smartphone. Witness the fastest chip ever in a Galaxy. With a 5nm processor on board, you get seamless multitasking and a hyper-fast content streaming. The new battery in the Galaxy S21 Ultra 5G isn’t just big. It’s got the brains to match, intelligently learning your app usage to optimize power consumption. Get the power that outlasts the day even in 5G. A 120Hz refresh rate allows for the smoothest scrolling screen to keep up with all your feeds. It constantly adjusts for the best viewing experience, and even helps your battery last longer. Meet the most vivid and brightest display in a smartphone. Even the direct light of the sun can't stop your viewing pleasure. Thanks to our Eye Comfort Shield, it even intelligently adjusts blue light so your eyes won't feel so tired.

Samsung - Galaxy S21 Ultra 5G 128GB (Unlocked) - Navy

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.

Samsung - Pre-Owned Excellent Galaxy S20 FE 5G 128GB (Unlocked) - Cloud Navy

This is the phone made for people who want it all. It's packed with features tailor-made for fans on all kinds—whether you love photography, gaming or filling your feed with all that inspires you. This is the phone that leaves compromise behind, delivering the innovations of Galaxy S20 5G to make incredible technology available to all. With an impressive spectrum of beautiful hues to choose from, Galaxy S20 FE 5G comes in colors sure to suit your unique style—from big and bold to subtle and sleek. Equipped with Galaxy S20 5G's same revolutionary cameras, Galaxy S20 FE 5G lets you snapshot moments your way. Frame up the whole fam with Wide-angle Camera, capture more of the world with Ultra Wide Camera, or get up close and personal with Telephoto Camera. Single Take turns you into a pro-level content creator with one tap of the shutter. Shoot for up to 15 seconds and then let your phone do the work. Once it's done, head to the Gallery to discover a variety of videos, photos and more. Take your selfies and vlogs to a whole new level with Galaxy S20 FE 5G's 32MP Front Camera and be the shining star of every shot. With barely-there bezels and a super small punch hole for the camera, the 6.5" FHD Infinity-O Display lets you dive into gaming, streaming and video calling without anything blocking your view. When you're connected to the network with Galaxy S20 FE 5G, you can game on in real time with little lag, download at lightning fast speeds and experience crystal clear video calls. Live your life without worrying where you can plug in your phone. The 4500mAh (typical) battery has the power to outlast your day and the intelligence to save power for the things you do most. Take full advantage of fast data speeds and cloud-based content with our latest S20 chipset innovation and 6GB of RAM. Plus, the enhanced NPU takes performance to a new level, so switching from app to app is seamless, livestreams come through clear and you've got power enabling you to game on to victory. With 128GB built in and the ability to store up to 1TB more on a microSD card*, you can delete pics and videos because you want to, not because you have to. When your Galaxy S20 FE 5G gets a little wet, there's no need to panic—it's rated IP68 for water and dust resistance and can stand up to 1.5 meters of water for up to 30 minutes.

Samsung - Pre-Owned Excellent Galaxy S21 5G 128GB (Unlocked) - Phantom Gray

The Galaxy S21 is the phone for business that lets you securely connect and collaborate anywhere. Discover new ways to collaborate with an impressive 8K camera and easily go from mobile to desktop to meetings with Samsung DeX. Keep your business data and personal information protected with a secure processor, Samsung Knox and the Knox portfolio. Work seamlessly in the way that works best for you with Microsoft and Link to Windows. Now you can easily optimize cellular and Wi-Fi connectivity by accessing the best network and plan at the moment, and stop paying more than necessary with monthly plans. Unlocked by Samsung smartphones work on most major U.S. networks and allow international business travelers to take advantage of lower local rates. When you get an Unlocked by Samsung smartphone, it has no pre-loaded carrier apps, so your organization can deliver a more predictable and consistent experience across devices and have greater freedom to customize device software. Inspiration is a fickle creature. The Galaxy S21’s intuitive camera lets you capture, share and collaborate in real time, no matter where you are. Be in front of the camera, behind the camera or both at the same time—Director’s View puts a whole new spin on the virtual tour. Connect all your devices with Wireless Samsung DeX and use your Galaxy S21 as the remote. Take conference calls on your TV, drag and drop files from your phone to PC or double your screens with the tap of a finger. The Galaxy S21 comes with a defense-grade security platform built in so you can rest easy. With multiple layers of protection, your device is safe from intrusion, malware and malicious threats. Keep your fleet of mobile devices in sync and in control from end to end. A complete set of cloud-based solutions eliminates the risk of user error for worry-free security, software updates, device setup and more. Part of Knox’s multi-layered security platform, the Galaxy S21’s Knox Vault is dedicated to protecting your PIN, password, pattern and Blockchain Private Key. And with biometric authentication, your private data stays private. Getting work done on your smartphone is more important than ever before. The Galaxy S21 comes integrated with Microsoft Office, OneDrive and Teams so you can easily access all your files, photos and reminders—whether you’re in the office, working from home or on the move.

Pros for Samsung - Pre-Owned Excellent Galaxy S21 Ultra 5G 128GB (Unlocked) - Phantom Black
Overall Performance, Camera Quality, Condition, Battery Life, SpeedThere were no pros for this productOverall Performance, Battery Life, Condition, Screen QualityOverall Performance, Condition, Camera Quality, Battery Life, Size
Cons for Samsung - Pre-Owned Excellent Galaxy S21 Ultra 5G 128GB (Unlocked) - Phantom Black
There were no cons for this productThere were no cons for this productThere were no cons for this productFunctionality, Heat Dissipation

Specs

Reviews

Customers are saying

Customers are impressed with the quality of the pre-owned Galaxy S21 Ultra 5G 128GB (Unlocked) and are pleasantly surprised to find that it looks brand new with minimal scratches. They are also very satisfied with the superb camera capabilities, particularly the 108MP main sensor and up to 100x Space Zoom. However, some customers have expressed frustration with the fact that the phones are not truly unlocked as advertised, causing issues with SIM card compatibility.

This summary was generated by AI based on customer reviews.

Customer Images

The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.

  • Rated 5 out of 5 stars

    Perfect Condition, Outstanding Value!

    I recently purchased a pre-owned Samsung Galaxy S21 Ultra, and I couldn't be happier with my decision. The phone came in perfect condition, with no visible blemishes or signs of wear. Everything about it, from the stunning display to the powerful performance, exceeded my expectations. The camera capabilities are especially impressive, with the 108MP main sensor and up to 100x Space Zoom delivering incredible detail and clarity. Recording in 8K is a game-changer, and the device handles multitasking like a champ, thanks to its robust RAM and processor. For the price I paid, this was not just a great phone but an amazing buy. If you're considering a pre-owned flagship, the S21 Ultra is worth every penny!

    Posted by

  • Rated 5 out of 5 stars

    Refurbished

    For being a refurbished phone i am very pleased. Its fast with a lot of storage i have yet to need an SD card. Photo quality is amazing as well.

    Posted by AmandaL

  • Rated 5 out of 5 stars

    Happy with it.

    I was nervous getting a pre-owned phone but was shocked tht it looked brand new and has only a tiny scratch on it but its so small you cant see it unless you are searching with a magnifying glass. Overall im happy with it since it was a gift for a child. Im so glad i went through Best Buy than any others.

    This review is from Samsung - Pre-Owned Excellent Galaxy S21 Ultra 5G 128GB (Unlocked) - Phantom Silver

    Posted by ChristineG

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