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SAMSUNG Galaxy S21+ Plus 5G, US Version, 128GB, Phantom Black - Unlocked (Renewed)

  • Based on 2,743 reviews
Condition: Refurbished - Excellent
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Availability: Only 2 left in stock, order soon!
Fulfilled by Amazon

Arrives Jun 25 – Jun 28
Order within 15 hours and 12 minutes
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Features

  • This Phone Is Unlocked And Compatible With Any Carrier Of Choice On Gsm And Cdma Networks (E.G. At&T, T-Mobile, Sprint, Verizon, Us Cellular, Cricket, Metro, Tracfone, Mint Mobile, Etc.).
  • When You Receive The Phone, Insert A Sim Card From A Compatible Carrier. Then, Turn It On, Connect To Wi-Fi, And Follow The On Screen Prompts To Activate Service.
  • The Device Does Not Come With Headphones Or A Sim Card. It Does Include A Charger And Charging Cable That May Be Generic.
  • Tested For Battery Health And Assured To Have A Minimum Battery Capacity Of 80%.

Description

USB cable only

Brand: Samsung


Operating System: Android


Ram Memory Installed Size: 8 GB


CPU Model: Snapdragon


CPU Speed: 2.84 GHz


Memory Storage Capacity: 128 GB


Screen Size: 6.7


Resolution: 3200 x 1440 pixels


Refresh Rate: 120


Model Name: Galaxy S21 Plus


Operating System: Android


RAM Memory Installed: 8 GB


Processor Series: Snapdragon


Processor Speed: 2.84 GHz


Memory Storage Capacity: 128 GB


Color: Phantom Black


SIM Card Slot Count: Dual SIM


Connector Type: USB Type C


Form Factor: Bar


Biometric Security Feature: Face Recognition


Human-Interface Input: Microphone


Sim Card Size: Nano


Water Resistance Level: Water Resistant


Headphones Jack: No headphones jack


Compatible Devices: Samsung Galaxy S21+ 5G, other devices on GSM and CDMA networks


EU Spare Part Availability Duration: 5 Years


Additional Features: Bluetooth Enabled, Expandable Memory, LTE, Water Resistant, Wireless Charging


Flash Memory Supported Size Maximum: 128 GB


Front Photo Sensor Resolution: 10 MP


Rear Facing Camera Photo Sensor Resolution: 64 MP


Camera Description: Front, Rear


Camera Flash: LED


Shooting Modes: Multiple


Optical Sensor Resolution: 64 MP


Number of Rear Facing Cameras: 3


Number of Front Cameras: 1


Item Weight: 12.8 ounces


Item Dimensions: 6 x 4 x 2 inches


Battery Average Life: 16 Hours


Phone Talk Time: 6.5 Hours


GPS Geotagging Functionality: True


Screen Size: 6.7


Resolution: 3200 x 1440 pixels


Refresh Rate: 120


Display Type: AMOLED


Aspect Ratio: 169


Display Resolution Maximum: 1080x2400 Pixels


Display Pixel Density: 525 Pixels Per Inch (PPI)


Wireless Provider: Unlocked


Cellular Technology: 5G


Connectivity Technology: Bluetooth


Wireless Network Technology: Wi-Fi


Brand: Samsung


Model Year: 2021


Built-In Media: USB Cable


Warranty Description: 90 days limited warranty


Manufacturer: Samsung Electronics


Model Series: Samsung Galaxy S21


Specific Uses For Product: photography, streaming, video conferencing, gaming, travel, daily use


UPC: 657768465123 649661755999


Unit Count: 1 Count


Battery Capacity: 4800 Milliamp Hours


Battery Description: Lithium-Ion


Battery Power: 4800.0


Effective Video Resolution: 8 Kilopixels


Video Capture Resolution: 4k


Frame Rate: 60 FPS


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Jun 25 – Jun 28

Yes, absolutely! You may return this product for a full refund within 90 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Top Amazon Reviews


  • As always, galaxy is superior
My galaxy S 21 finally broke (sim slot, Charging port and the battery was shot)after several years and I ordered a knock off samsung 25. It may have been brand new, but it was horrible in every aspect. I ordered to replace it with basically the model I had before. The only gripe I have is the back is kind of separating on one side and I ordered the "excellent" option. I'd much rather have a galaxy that's a few years old and refurbished, than a brand new, well, anything else that isn't samsung. Everything works seamlessly and data transfer was a breeze from my previous galaxy. Shipping was quick, it came charged and unlocked for mint as stated, unlike the phone I just sent back. I'm not sure how I can attest to the battery life yet as I've only used it since this afternoon. ... show more
Reviewed in the United States on May 7, 2026 by Justin M.

  • Great deal! Great phone!
My phone arrived looking PERFECT. It looks brand new externally without a visual blemish on it staying true to the EXCELLENT condition standard. Setup was rather smooth. The only hiccup I encountered was that the phone didn't recognize my Mint Mobile SIM card for some reason. Looking for an answer, I found that I could use an eSIM setup to get around that which got my service on the new device. I'm not sure why the phone didn't recognize the SIM. The phone appears to be working fine so far. If anything drastically changes I'll update this review. ... show more
Reviewed in the United States on August 3, 2025 by Dom Scarpa

  • Device may have significant functional defects and user security/privacy concerns.
The phone I received (after I had logged into my Google account and transferred personal data to the device); was found to have a 3rd party app still installed which CLAIMED OWNERSHIP OF THE PHONE. Uninstallation of the app, which said that it had administrative privileges and that anyone with access to the base program could view/alter content of the phone; was allowed, yet the app warned it may leave residual holes in the phones security. After deleting the app, I notified Amazon about this seller potentially selling devices which were not completely initialized and may still be under the control of the device's previous owner. Since I don't sell/send-off data storage devices which I have entered personal information into, I will not be opting to swap for another potentially more defective unit. It has now been discovered that this device drops connection from WiFi without notification nor any indication of connection loss- except that messages cannot be received over WiFi until the WiFi connection is disconnected/re-enabled or the phone is restarted: this seems to happen almost daily and will likely force me into an unlimited data phone plan, on account of needing reliable connection while at home- assuming it won't require the SIM card to be removed and reinserted due to a similar issue with cellular connectivity. Company declined to refund me anything, citing that the 50% refund I requested was "more than they would ever offer;" yet I believe they were reluctant to offer any partial refund, due to my notifying them that I threw them under the bus to Amazon's customer service. This is the type of device reseller who would shamelessly sell stolen property- because they can always offer a device swap if they're found out. They are unaccountable for tricking Amazon customers into trusting devices they were in charge of making safe/secure for the customer, yet they are wholly unaccountable to the potential damages which their negligence may allow. Due to this experience, my family will no longer trust Amazon's refurbished phone resellers, like we have in the past. ... show more
Reviewed in the United States on July 1, 2024 by Clint

  • Great Phone
The phone works perfectly and is in excellent condition no scratches ... so far no issues ... I placed my sim in the phone and it came on and connected to the network... The battery is good I charged over night and used phone all day didn't have to charge again until I got home later in the evening.. Phone is just as described. I love my phone. ... show more
Reviewed in the United States on August 5, 2025 by Tanya

  • Good phone, good battery, scarring around edge metals but a case covered it up
I know it was used but this one came pretty scarred around the edges. We put a case on it so whatever, but this one was especially scarred around the outside edges. Whoever had it before me clearly didn't like having a case on it.
Reviewed in the United States on June 3, 2026 by Chucktowndcroz

  • Excellent condition, unlocked, worked with a European SIM card
I needed an unlocked phone to use in Italy and Austria. I bought this S21+ along with an "Orange Holiday Europe" SIM card. The phone arrived in excellent condition, with no scratches or dents. The screen appeared to have been replaced. After setting it up, I tested it by installing SIM cards from AT&T and TELLO, both worked perfectly - it's definitely unlocked. Right before the trip, I installed the "Orange" SIM card with the phone powered down. Upon arrival in Italy I powered it up, and it immediately connected to the local service. We used Google Maps to get from the airport to our hotel some 50km's away, no problems at all. Photos taken on the trip were excellent. We installed Google Translate and Microsoft Translator which worked perfectly and were a real asset in helping us navigate the foreign signs, menus, etc. We also set up Hot Spot and Tethering, and used that along with wireless calling on our US SIM based phones to make and receive free calls and texts to/from US numbers. It all worked as expected with no issues. There are two minor issues to report. The battery life was OK, I would start each day at 100% but by end of day it typically had around 30% remaining. My new (locked) S23+ easily gets two days on a single charge. I did notice a minor blemish on the screen after a week of using it. At first I thought it was just a greasy smear, but no amount of cleaning has managed to remove it. I didn't notice this when I first received the phone so it most likely manifested after use. It would seem to be a flaw with the screen itself. I did not use a screen protector, which may or may not have helped to prevent it from occurring. Fortunately it's close to the bottom of the screen and has not really affected the viewing area, nor has it affected the touch screen in the area of the blemish. All-in-all I am happy with this phone. I plan to use it for future international trips as it can do what I need without having to pay the $10-a-day AT&T International Roaming plan - that soon gets very expensive with 2 or more phones. ... show more
Reviewed in the United States on July 2, 2023 by jen

  • The phone works perfectly, and I'm returning it
The bottom line on the product itself is that it works just fine. It was in "new" condition. Everything worked as it should. It took a while, but it automatically updated itself to Android 15 and One UI 7.0. But I'm returning it. Why? Because I'm 158 years old and I don't like many of the changes they've implemented. They've moved the volume buttons from the left to the right side. They've combined the bixby with the side key (the unlock key). Don't know what this has accomplished. Google assistant (with the gemini conversion) now requires you to tap the mic icon rather than just listening to you automatically. There's a new (to me) feature called Circle to Search which is a bit annoying. You can disable it, but that completely disables the home button (and google assistant). The video of my beloved dog that was on my lock screen doesn't work and this is a reported issue. The battery charge indicator on the top of the screen is now superimposed over a partial battery icon, making it difficult to read. (Excuse me for not having 15-year-old eyes.) A couple of my favorite apps no longer work. There are several apps that I haven't yet tried and I have to wonder how many will work. Due to all this, I've decided to return this phone and pay someone to replace the battery on my old one. ... show more
Reviewed in the United States on November 7, 2025 by Pat Traynor

  • Great phone, but can't update Great phone, but can't update
So I purchased this phone in 2022. Don't get me wrong I love this phone and it is still in great condition, not a scratch or crack in sight. The only thing is, I don't get updates. I cannot update my phone. I am probably like 3 1/2 years behind in updates. When I try to update my phone it's says "Your current software version isn't supported. Visit a service center" The last update was October 22, 2021. Like I mentioned the phone is in great condition but I think updates are necessary to receive full functionality of the phone. I don't know what the previous carrier was so I believe that's preventing me from receiving updates. Even the phone is unlocked it is still locked to previous carrier. I will not be purchasing an unlocked phone ever again. ... show more
Reviewed in the United States on March 9, 2025 Reviewed in the United States on March 9, 2025 by LovelyLady

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