Samsung - Pre-Owned Excellent Galaxy S21 Ultra 5G 128GB (Unlocked) - Phantom Black
Customers are saying
Customers often highlight the excellent overall performance and impressive camera quality of the Pre-Owned Excellent Galaxy S21 Ultra 5G. Many are pleased with the phone's like-new condition and its speed. Some customers also appreciate the good battery life.
Color
Phantom BlackPre-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.
Pre-owned products sold by Best Buy include a 90 day warranty, and are backed by Best Buy's Return & Exchange Promise.
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.
Check details with your carrier.
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
- Screen Size6.8 inchesRear-Facing Camera108 megapixelsCarrier CompatibilityAT&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, VisibleBuilt-in Storage128 gigabytesProcessor ModelOcta-core (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680)Phone Memory (RAM)12 gigabytes
Reviews
Rating 4.2 out of 5 stars with 60 reviews
- Overall Performance (26)
- Camera Quality (10)
- Condition (7)
- Battery Life (3)
- Speed (3)
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.
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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.

Galaxy Note20 Ultra 5G strike a balance between beauty and brawn, with three stunning metallic colors and Gorilla glass for extra protection from scratches and drops. Get an Unlocked Galaxy N20 5G series phone, Samsung Care+, 1TB OneDrive cloud storage and more—all with one simple monthly subscription. Galaxy Note20 Ultra 5G connect you to everything you love at unprecedented speeds. So whether you're streaming your favorite Xcloud games with 5G, or watching movies with Wi-Fi, the intelligent processor has the power to handle the load. Capture crisp 8K video footage with incredible detail. Shoot super smooth action in 120fps and isolate voices with a Bluetooth microphone. Then use pro-grade controls to add finishing touches and edit your videos right on your phone.

Galaxy AI is here. Search like never before,¹ get real-time interpretation on a call,² format your notes into a clear summary,³ and effortlessly edit your photos⁴ - all from your smartphone, all with AI. S Series has a legacy of pushing the boundaries of what a smartphone can do. And with Galaxy S23 Ultra, we’re raising that bar again. Galaxy S23 Ultra is more than the next big step in mobile tech. With the crystal-clear camera resolution on a phone and stunning Night Mode powered by Nightography, you can share those big moments no matter the lighting. Plus, with the fastest Snapdragon processor yet, juggle high-intensity games, multiple apps or video calls with ease. Write, sketch, edit, create and share from anywhere with a built-in S Pen. And do all of the above on an incredibly large display built for gaming, streaming, creating and doing. Enhance your day-to-day with a device that’s anything but ordinary, and share the epic with Galaxy S23 Ultra.

The only glare you'll get now is from jealous strangers. Enjoy high outdoor visibility and a crystal-clear view in bright daylight or at night with adaptive 120Hz Infinity-O Displays equipped with Vision Booster tech. Make nighttime pics and videos come out clear as day with the epic upgrades to our Pro-grade Camera: a big pixel sensor that pulls in tons of light and Super Clear Glass to dial down lens flare. Get epic low-light portraits and selfies thanks to all-new upgrades to the Rear Camera and Selfie Camera, each capturing more light for incredible color and detail. Live Sharing with Google Duo lets you co-watch YouTube videos and content with the whole gang from anywhere. You can even cast it onto your TV to see everyone all at once. Give your night videos the big TV break they deserve. Use Smart View to cast to your TV and either mirror your phone, or keep using other apps without interrupting the show. Seamlessly connect your phone and computer and use your favorite mobile apps right on your Windows PC. Accomplish more and keep the collaboration going wherever your business takes you with the next-level integration of both Microsoft and Google cloud productivity tools. Switch up the view with an even bigger screen, or use both devices at once for even more space to create. Your Samsung Account makes it seamless to continue edits from one Galaxy to another, so you can start something on your phone and finish on Galaxy Tab S8+. Whether you're vlogging your day, gaming all night or simply scrolling your feed, the 4nm processor makes for an incredibly smooth experience. Worry less with Corning® Gorilla® Glass Victus®+ on the screen and back panels and a polished, protective Armor Aluminum frame. Plus, with its IP68 water resistance rating, it can take a splash, too. Secure your private data from the second you turn your phone on with Samsung Knox. Knox Vault helps keep your biometric information safe, while Secure Folder locks down your private data. And the new Permission Usage dashboard lets you see which apps are sharing your data or tracking you, and allows you to grant or deny access on your terms.
| Pros for Samsung - Pre-Owned Excellent Galaxy S21 Ultra 5G 128GB (Unlocked) - Phantom Black | |||
|---|---|---|---|
| Overall Performance, Camera Quality, Condition, Battery Life, Speed | Overall Performance, Camera Quality, Battery Life, Condition, Processor Speed | Condition, Build Quality | Overall Performance, Condition |

































































