3Leaf Audio Proton MK4
pedal
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Why this number?
The typical used price is the median of 13 used sales observed in the last 90 days, with outliers removed and the figure rounded. An observed sale is often the last asking price rather than a confirmed hammer price.
| Typical used price | €320 | median sold, rounded |
| Most sold between | €300–€360 | 25th to 75th percentile, same window |
| Window | last 90 days | the tightest of 90 days, 6 months and 24 months with 8 used sales |
| Sample | 13 used sales | ok sample |
| By condition | €350 | excellent, median of 11 sales, same window |
| 90-day change | −5% | vs the 90 days before |
| Time to sell | — | only counted from listings we watch start to finish; not enough yet |
| Outliers | dropped | beyond 10× the product’s own median: bundles, parts, typos |
| All-time | €340 | 179 used sales, 2020–2026; not used for deals |
| Sales on record | 180 | all-time, all platforms |
Typical prices are rounded (to 5 / 10 / 50 / 100 by size, in whichever currency you read); asks and the chart are exact. As of 17 October 2026. Full method, including what each badge means
For sale right now
The best-priced as cards, a row of them; every other ad as a line, by ask. Each ask is the seller’s own number; the platform’s mark opens the listing. Each one says when we last confirmed it at its source: the price and availability are from that visit, so check the marketplace before you go.
eBay United StatesPrice history
What it sold for, quarter by quarter, since Jan 2021: 168 sales in quarters with at least three, and the bars along the floor show how many each quarter. The shaded band is where the middle half of sales landed.
Recent sales by listing date
13 used sales · last 90 days · middle half €300–€360 · ok
| Listed | Price | Condition | From | Platform | The listing |
|---|---|---|---|---|---|
| 28 Sept 2026 | €298$335 as sold | excellent |  United States | Reverb | Details |
| 28 Sept 2026 | €355$399 as sold | excellent | United States | Reverb | Details |
| 29 Jul 2026 | €302$350 as sold | very good | United States | Reverb | Details |
| 21 Jul 2026 | €301$350 as sold | very good | United States | Reverb | Details |
| 10 Jul 2026 | €388$451 as sold | good |  Australia | Reverb | Details |
A date is the day the ad went up. Marketplaces do not publish the day a sale closed; each of these had sold by the time we recorded it, in August 2026 and October 2026. A price is what the listing last asked, converted at that day’s rate.
Show the last 50 of 180 recorded sales
| Listed | Price | Condition | From | Platform | The listing |
|---|---|---|---|---|---|
| 23 Sept 2026 | €351$400 as sold | excellent | United States | Reverb | Details |
| 12 Sept 2026 | €355$399 as sold | excellent | United States | Reverb | Details |
| 4 Sept 2026 | €365$409 as sold | excellent |  Canada | Reverb | Details |
| 30 Aug 2026 | €325$365 as sold | excellent | United States | Reverb | Details |
| 21 Aug 2026 | €401$450 as sold | excellent | United States | Reverb | Details |
| 10 Aug 2026 | €280$325 as sold | excellent | United States | Reverb | Details |
| 9 Aug 2026 | €302$350 as sold | excellent | United States | Reverb | Details |
| 26 Jul 2026 | €302$350 as sold | excellent | United States | Reverb | Details |
| 22 Jul 2026 | €450$505 as sold | excellent | Canada | Reverb | Details |
| 16 Jul 2026 | €343$399 as sold | excellent | United States | Reverb | Details |
| 10 Jul 2026 | €517$600 as sold | excellent |   Netherlands | Reverb | Details |
| 10 Jul 2026 | €311$360 as sold | excellent | United States | Reverb | Details |
| 1 Jul 2026 | €301$350 as sold | excellent | United States | Reverb | Details |
| 17 Jun 2026 | €331$385 as sold | excellent | United States | Reverb | Details |
| 15 Jun 2026 | €361$420 as sold | excellent | United States | Reverb | Details |
| 30 May 2026 | €336$390 as sold | excellent | United States | Reverb | Details |
| 25 May 2026 | €327$380 as sold | excellent | United States | Reverb | Details |
| 14 May 2026 | €340$395 as sold | excellent | United States | Reverb | Details |
| 12 May 2026 | €413$480 as sold | excellent | United States | Reverb | Details |
| 3 May 2026 | €424$493 as sold | excellent |  United Kingdom | Reverb | Details |
| 29 Apr 2026 | €376$437 as sold | excellent | United States | Reverb | Details |
| 17 Apr 2026 | €381$443 as sold | excellent | Canada | Reverb | Details |
| 3 Apr 2026 | €331$385 as sold | excellent | United States | Reverb | Details |
| 31 Mar 2026 | €296$344 as sold | excellent | United States | Reverb | Details |
| 28 Mar 2026 | €517$600 as sold | excellent | Netherlands | Reverb | Details |
| 26 Mar 2026 | €366$425 as sold | excellent | United States | Reverb | Details |
| 24 Mar 2026 | €344$400 as sold | excellent | United States | Reverb | Details |
| 24 Mar 2026 | €323$375 as sold | excellent | United States | Reverb | Details |
| 9 Mar 2026 | €366$425 as sold | excellent | United States | Reverb | Details |
| 2 Mar 2026 | €387$450 as sold | excellent | United States | Reverb | Details |
| 16 Feb 2026 | €323$375 as sold | excellent | United States | Reverb | Details |
| 16 Feb 2026 | €365$425 as sold | excellent | Netherlands | Reverb | Details |
| 13 Feb 2026 | €340$395 as sold | excellent | United States | Reverb | Details |
| 3 Feb 2026 | €327$380 as sold | excellent | United States | Reverb | Details |
| 27 Jan 2026 | €344$400 as sold | excellent | United States | Reverb | Details |
| 17 Jan 2026 | €301$350 as sold | excellent | United States | Reverb | Details |
| 12 Jan 2026 | €387$450 as sold | excellent | United States | Reverb | Details |
| 10 Jan 2026 | €301$350 as sold | excellent | United States | Reverb | Details |
| 1 Jan 2026 | €321$373 as sold | excellent | United States | Reverb | Details |
| 18 Dec 2025 | €301$350 as sold | excellent | United States | Reverb | Details |
| 17 Dec 2025 | €389$452 as sold | excellent | United Kingdom | Reverb | Details |
| 15 Dec 2025 | €318$370 as sold | excellent | United States | Reverb | Details |
| 12 Dec 2025 | €293$340 as sold | excellent | United States | Reverb | Details |
| 10 Dec 2025 | €310$360 as sold | excellent | United States | Reverb | Details |
| 9 Dec 2025 | €323$375 as sold | excellent | United States | Reverb | Details |
A date is the day the ad went up. Marketplaces do not publish the day a sale closed; each of these had sold by the time we recorded it, in August 2026 and October 2026. A price is what the listing last asked, converted at that day’s rate.
Cheapest live: United States €715 · before shipping
In one paragraph
The page's figures as one paragraph, assembled for quoting; not written by hand.
The 3Leaf Audio Proton MK4 sells for €320 today (13 recorded sales, last 90 days; most between €300 and €360), down 7% on the €343 of the 90 days before. There is 1 listing live right now across eBay United States, from €715 asking. Figures computed 17 October 2026 by Doirado from cross-platform listing data.