Computers and Electronics How much is a used Samsung Galaxy S9+ worth? How much is a used Samsung Galaxy S9+ worth? A Galaxy S9 Plus is worth $45 to $430 depending on the carrier and condition of the phone. *Price subject to change. Quote in dropdown is final. Find out how much your used Galaxy S9 Plus phone is worth. How much does a Samsung S9 used cost? Device Storage Price ---------------------- ------- ----- Samsung Galaxy S9 64GB $117 Samsung Galaxy S7 edge 32GB $123 Samsung Galaxy A12 32GB $126 Samsung Galaxy S9+ 64GB $135 How much is S9 plus? ---------- $759 $920 Up to $350 Related Posts:How many models of Samsung are there?What is the quality of OPPO A12?Is Samsung going to release a new phone in 2021?How do I know what year my Samsung J7 is?