Samsung Galaxy S21+ – Unlocked, New, Open-Box & Renewed

from $135 · 7 listings · updated Jun 2026

3 Open-Box · 3 Renewed · 1 New

Samsung Galaxy S21+ buying guide

In stock by condition

  • Open-Box: 3 listings, $150–$299
  • Renewed: 3 listings, $135–$245
  • New: 1 listing, $235

Storage sizes named in listing titles

  • 128GB: 5 listings, $135–$245

2 listings name several sizes or none.

4 of 7 listings say unlocked in the title.

Before you buy

  • Battery health: ask the seller for the current battery health reading.
  • Activation Lock: ask the seller to confirm Find My iPhone (iCloud) or the Google account lock (FRP) is turned off.
  • IMEI: ask for the IMEI and check that it is not reported lost, stolen or blacklisted.
  • Carrier: confirm the phone is unlocked or works with your carrier.
  • Returns: returns can be requested within 30 days of the purchase date with a valid receipt or proof of purchase; some items may not be eligible.

Galaxy S Series

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