Yamaha DX21 Programmable Algorithm Synthesizer — Synth Resale Value
Keyboards and SynthsWhat a used Yamaha DX21 Programmable Algorithm Synthesizer sells for on Reverb (median of 2 recent listings).
Yamaha DX21 Programmable Algorithm Synthesizer value — Used $274.58. Prices updated August 2026.
Used
$274.58
New / Sealed
—
Live on eBay now
Live on eBay right now
Price data verified against · 1
Item details
- Brand
- Yamaha
- Make
- Yamaha
- Model
- DX21 Programmable Algorithm Synthesizer
- Year
- 1985
- Finishes seen
- Black
- Used range
- $204.18 – $274.58
- Sample size
- 2 listings
Yamaha DX21 Programmable Algorithm Synthesizer resale value
The used Yamaha DX21 Programmable Algorithm Synthesizer has a median Reverb asking price of $274.58, ranging from $204.18 to $274.58 across 2 current listings.
What drives the price
For a used synth, vintage analog vs digital, working keys/sliders, polyphony, and original PSU move the price most. Vintage and limited runs command a premium; player-grade and modified examples sell for less.
Price guide
What this actually trades for — sold values by condition vs. what sellers are asking today
| Condition | Value | Based on |
|---|---|---|
| Used | $274.58 | eBay sold comps |
Frequently asked questions
- What is the approximate resale value range for the Yamaha DX21?
- Based on current listings, the Yamaha DX21 is seen in the used range of $221.62 to $447.34.
- What color finishes are available for this synthesizer?
- The black finish has been observed in the available listings for the DX21.
- When was the Yamaha DX21 originally released?
- This programmable algorithm synthesizer was originally released in 1985.
