Best Certified Used and Refurbished Galaxy S21 Ultra
Professionally Refurbished
Clean IMEI
Fully Functional
30-Day Money Back GuaranteeFrom$260
View ProductsThe Galaxy S21 Ultra was Samsung's top flagship in 2021, featuring a stunning 6.8-inch 120Hz Dynamic AMOLED display, Snapdragon 888/Exynos 2100 performance, S Pen support, and an advanced quad-camera system with impressive zoom capabilities. However, it has reached the end of its Android OS upgrade cycle and does not support the latest One UI 9 (Android 17). We no longer recommend the Galaxy S21 Ultra in 2026. Instead, we recommend the Galaxy S23 Ultra, which supports One UI 9 (Android 17) and continues to receive security updates. With its faster Snapdragon 8 Gen 2 processor, significantly improved camera system, built-in S Pen, better battery efficiency, and longer software support, the Galaxy S23 Ultra is the better long-term choice for power users.
SaleSaleTips: All Certified Used Phones/Devices are fully functional. The main difference is cosmetic. The better the condition, the more expensive. If you want the cheapest, pick Fair. If you want a balanced choice, choose Good.
* Disclaimer: this General Market Price doesn't include Amazon market price history.
* Support End Year is estimated by UpTrade and subject to change by the OEM.
Release Date: Sep 2021
Screen Size: 6.8inches
Screen Resolution: 3200 x 1440
PPI: 515
Rear Camera: 12MP + 108MP+10MP+10MP
Front Camera: 40MP + ToF
Processor: Qualcomm Snapdragon 888
Battery: 5000 mAh
Wireless Charging: Yes
Fast Charging: Yes
Water Resistant: IP68
Weight: 227 g
Width: 75.6 mm
Depth: 8.9 mm
Height: 165.1 mm
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