KEF Q350 Value & Price History
As of 2026-09-21, a KEF Q350 has a market value at around $185 (per pair), parts units around $109.27. Based on 498 estimated sales.
Is a parts unit worth buying?
The $109.27 parts price is $415.73 less than the $525 working asking price — a 79% gap. Whether that gap covers the cost of repair depends on what's wrong.
What "for parts" usually means for a speaker: Speaker pairs listed for parts often have one blown tweeter, torn woofer surrounds, or damaged crossover components. Sometimes it's just a missing grille or damaged cabinet.
When it pencils out: Surround replacement (refoaming) costs $30–80 for a pair of woofers — completely DIY-able with a kit. Tweeter replacement depends heavily on whether correct replacements exist. Cabinet damage is usually cosmetic. The $415.73 gap between parts and working price can make refoaming worth pursuing if surrounds are the only issue.
When to walk away: A blown tweeter with no correct replacement available is the parts-speaker trap. Original drivers on desirable speakers are often irreplaceable; aftermarket substitutes change the sound and hurt value. Verify which driver failed and whether correct replacements exist before buying.
DIY vs shop: Surround replacement (refoaming) is beginner-friendly DIY. Crossover rebuilding is moderate. Driver replacement requires matching the original specs carefully. Full repair cost context: what vintage stereo repair actually costs.
Price history
Asking median is up 7% over the last 45 days ($489 → $525).
View as table
| Date | Asking | Restored | Sold |
|---|---|---|---|
| 2026-08-08 | $489 | — | — |
| 2026-08-26 | $462 | — | — |
| 2026-08-30 | $549.99 | — | $129 |
| 2026-09-03 | $549.99 | — | $129 |
| 2026-09-07 | $549.99 | — | $129 |
| 2026-09-11 | $499.99 | — | $129 |
| 2026-09-15 | $550 | — | $140 |
| 2026-09-19 | $525 | — | $140 |
| 2026-09-21 | $525 | — | $185 |
Daily trimmed medians from qualifying eBay listings; days without a fresh sync are not plotted.
Specifications
| Years produced | 2017–2026 |
| Type | Speaker |
| Brand | KEF |
| Original MSRP | 600 (2017) |
| Inflation-adjusted | ~$800 today |
| Market value (sold) | $185 |
| Currently listed (asking) | $525 |
| Value vs MSRP | -12% |
Parts & supplies
Common maintenance items for the KEF Q350. eBay links are model-specific searches; Amazon links are for generic supplies that work across most equipment.
- KEF Q350 surround refoam kit on eBay →
- KEF Q350 crossover rebuild caps on eBay →
- KEF Q350 replacement tweeter on eBay →
- KEF Q350 grilles and badges on eBay →
- Speaker wire — 16awg is standard for most setups on Amazon →
- Banana plugs — cleaner connection than bare wire on Amazon →
- Polyfill acoustic stuffing — reduces internal resonance in sealed and ported cabinets 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
- KEF Q550 $325/pair
- KEF LS50 $1,300/pair
- KEF LS50 Meta $1,329/pair
Current listings
See all on eBay →-
KEF Q350 Bookshelf Speakers - Satin Black (Pair) - Showroom Demo w/ Box$450
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KEF Q350 - Q Series 6.5" 2-Way Bookshelf Speakers (Single) - Walnut - Used$374.85
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KEF Q Series 6.5" 2-Way Bookshelf Speakers (Pair) Q350B- Satin Black - POOR$224.92
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PAIR OF KEF Q350 Black Bookshelf Speaker$600
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KEF Q350 Black Bookshelf Speaker - Used . In original MFG Box$650
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KEF Q350 & KEF Q250C 3.0 Channel Wired Home Theater Speaker System Black$950
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