Marantz 4140 Value & Price History
As of 2026-11-05, a Marantz 4140 has a market value at around $372; restored examples average $2,911.11. Based on 160 estimated sales.
Price history
Asking median is up 73% over the last 90 days ($925 → $1,600).
View as table
| Date | Asking | Restored | Sold |
|---|---|---|---|
| 2026-08-08 | $925 | $2,706 | — |
| 2026-08-29 | $1,500 | $2,931 | $773 |
| 2026-09-05 | $1,500 | $2,931 | $730 |
| 2026-09-12 | $1,500 | $2,785 | $750 |
| 2026-09-19 | $1,400 | $2,760 | $773 |
| 2026-09-26 | $770 | $2,210 | $773 |
| 2026-10-03 | $770 | $2,210 | $795 |
| 2026-10-10 | $770 | $2,210 | $799 |
| 2026-10-17 | $1,400 | $2,620 | $600 |
| 2026-10-26 | $1,600 | $2,356 | $500 |
| 2026-11-02 | $1,600 | $2,911.11 | $398 |
| 2026-11-05 | $1,600 | $2,911.11 | $372 |
Daily trimmed medians from qualifying eBay listings; days without a fresh sync are not plotted.
Specifications
| Years produced | 1972–1974 |
| Power output | 20 wpc (8 ohms) |
| Type | Receiver |
| Brand | Marantz |
| Original MSRP | 350 (1972) |
| Inflation-adjusted | ~$2,550 today |
| Market value (sold) | $372 |
| Currently listed (asking) | $1,600 |
| Restored value | $2,911.11 |
| Value vs MSRP | +357% |
Buying notes
Marantz quadraphonic receiver. The quad hardware limits buyer pool; most buyers use it in stereo. Verify stereo performance carefully before committing; quad circuitry adds complexity and failure points. Prices reflect the limited demand for quad equipment.
Parts & supplies
Common maintenance items for the Marantz 4140. eBay links are model-specific searches; Amazon links are for generic supplies that work across most equipment.
- Marantz 4140 dial lamp kit on eBay →
- Marantz 4140 capacitor recap kit on eBay →
- Fuses for the Marantz 4140 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
- Marantz 2020 $525
- Marantz 2020B $2,499
- Marantz 2220B $22
Current listings
See all on eBay →-
Marantz 4140 Integrated Ultimate Upgrade Kit Genuine Parts Restoration$139.95
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Marantz 4140 Integrated Amplifier with SQA-2 quadraphonic SQ decoder vintage 70s$1,968
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MARANTZ 4140 RARE Stereo Quadradial Amplifier 140 WRMS Vintage 1977 Good Look$1,400
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MARANTZ 4140 STEREO 2- QUADRADIAL 4 AMP With SQA-2B Adaptor Time Capsul$1,800
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