Pioneer SX-939 Value & Price History
As of 2026-11-05, a Pioneer SX-939 has a market value at around $19. Based on 477 estimated sales.
Price history
Asking median is up 582% over the last 90 days ($899.99 → $6,139).
View as table
| Date | Asking | Restored | Sold |
|---|---|---|---|
| 2026-08-08 | $899.99 | $1,175 | — |
| 2026-08-29 | $839.99 | — | $19 |
| 2026-09-05 | $1,070 | — | $17 |
| 2026-09-12 | $1,025 | — | $17 |
| 2026-09-19 | $1,025 | $799 | $17 |
| 2026-09-26 | $1,300 | $799 | $17 |
| 2026-10-03 | $1,500 | $799 | $17 |
| 2026-10-10 | $1,500 | — | $18 |
| 2026-10-17 | $1,500 | — | $17 |
| 2026-10-26 | $6,139 | — | $18 |
| 2026-11-02 | $6,139 | — | $19 |
| 2026-11-05 | — | — | $19 |
Daily trimmed medians from qualifying eBay listings; days without a fresh sync are not plotted.
Specifications
| Years produced | 1974–1976 |
| Power output | 80 wpc (8 ohms) |
| Type | Receiver |
| Brand | Pioneer |
| Original MSRP | 550 (1974) |
| Inflation-adjusted | ~$3,500 today |
| Market value (sold) | $19 |
Buying notes
80-watt mid-1970s SX receiver. Shares the solid chassis of the silver-face era. Recap $220-340. Check DC offset, channel balance, and tuner reception. Sits between the SX-880 and SX-950 in the lineup.
Parts & supplies
Common maintenance items for the Pioneer SX-939. eBay links are model-specific searches; Amazon links are for generic supplies that work across most equipment.
- Pioneer SX-939 dial lamp kit on eBay →
- Pioneer SX-939 capacitor recap kit on eBay →
- Fuses for the Pioneer SX-939 on eBay →
- DeoxIT D5 — cleans oxidized contacts, quiets scratchy pots on Amazon →
- Multimeter — check DC offset before connecting speakers on Amazon →
- Speaker wire on Amazon →
Purchases through these links may earn StereoWorth a small commission at no extra cost to you. See our affiliate disclosure. Repair budgeting: what vintage stereo repair actually costs.
Comparable models
- Pioneer SX-980 $20
- Pioneer SX-990 $20
- Pioneer SX-950 $30
Current listings
Live listing data loads after the next price sync.
Search Pioneer SX-939 on eBay → Search Pioneer SX-939 on Reverb →Track this model
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