Boss GT-100 Amp Effects Processor
pedal
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Why this number?
The typical used price is the median of 19 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 | €170 | median sold, rounded |
| Most sold between | €170–€210 | 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 | 19 used sales | ok sample |
| By condition | €190 | good, median of 8 sales, same window |
| 90-day change | −15% | vs the 90 days before |
| Time to sell | 26 days | median of 11 listings watched from listing to sale |
| Sell-through | 17% | 29 watched listings resolved, 6 months |
| Didn’t sell here | €320 | median ask of 24 listings that ended without a sale, 6 months, 88% above typical used; 21 from Japan at €320, the other 3 elsewhere; 21 withdrawn by the seller, 3 with no bids |
| Live asks | €313 | typical ask across 72 listings, 84% above typical used |
| Outliers | dropped | beyond 10× the product’s own median: bundles, parts, typos |
| All-time | €260 | 1,284 used sales, 2014–2026; not used for deals |
| Sales on record | 1,437 | 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 18 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.
10 local pickup ads in Germany, on Kleinanzeigen. Showing 10 local pickup ads in Germany, on Kleinanzeigen. Local pickup near you, in Germany: 10 ads on Kleinanzeigen.
4 more live · €245–€280 · 4 Germany
- €24544% over typicalcondition unlisted ·
Germany · Kleinanzeigen · local pickup · confirmed 3 days ago - €24946% over typicalcondition unlisted · Germany · Kleinanzeigen · local pickup · confirmed 18 h ago
- €24946% over typicalcondition unlisted · Germany · Kleinanzeigen · local pickup · confirmed 20 h ago
- €28065% over typicalcondition unlisted · Germany · Kleinanzeigen · local pickup · confirmed 2 days ago
1 local pickup ad in Portugal, on OLX Portugal. Showing 1 local pickup ad in Portugal, on OLX Portugal. Local pickup near you, in Portugal: 1 ad on OLX Portugal.
OLX Portugal
eBay Germany
Reverb
50 more live · €204–€429 · typical ask €313 · 31 Japan · 3 France
- €20420% over typicalexcellent ·
France · Reverb · confirmed 28 h ago - €22231% over typicalexcellent ·
Belgium · Reverb · confirmed 2 days ago - €22231% over typicalvery good ·
Japan · Reverb · confirmed 2 days ago - €22734% over typicalexcellent ·
United States · Reverb · confirmed 2 days ago - €23021% over typicalgood · Japan · eBay United States · confirmed 6 days ago
- €25248% over typicalvery good ·
Italy · Reverb · confirmed 2 days ago - €25735% over typicalgood · Japan · eBay Germany · confirmed 6 days ago
- €25735% over typicalgood · Japan · eBay Germany · confirmed 6 days ago
- €25952% over typicalexcellent ·
Slovenia · Reverb · confirmed 2 days ago - €26037% over typicalgood · Japan · eBay Germany · confirmed 8 h ago
40 more · €266–€429 · Japan, United Kingdom, United States, France and 5 more
- €26640% over typicalgood · Japan · eBay United States · confirmed 5 days ago
- €26757% over typicalvery good · United States · Reverb · confirmed 2 days ago
- €26757% over typicalmint · United States · Reverb · confirmed 2 days ago
- €27645% over typicalgood · Japan · eBay Germany · confirmed 6 days ago
- €27846% over typicalgood · Japan · eBay Germany · confirmed 6 days ago
- €28065% over typicalvery good · Italy · Reverb · confirmed 2 days ago
- €28148% over typicalgood · Japan · eBay Germany · confirmed 6 days ago
- €28349% over typicalgood · Japan · eBay Germany · confirmed 6 days ago
- €28349% over typicalgood · Japan · eBay Germany · confirmed 6 days ago
- €28568% over typicalvery good ·
Poland · Reverb · confirmed 2 days ago - €29674% over typicalvery good · France · Reverb · confirmed 2 days ago
- €29957% over typicalgood · Japan · eBay Germany · confirmed 3 days ago
- €30661% over typicalgood · Japan · eBay Germany · confirmed 3 days ago
- €31063% over typicalgood ·
Sweden · Reverb · confirmed 2 days agocheck this is the same pedal - €31063% over typicalgood · Japan · eBay Germany · confirmed 6 days agocheck this is the same pedal
- €31082% over typicalexcellent ·
Canada · Reverb · confirmed 2 days agocheck this is the same pedal - €31063% over typicalgood · Japan · eBay Germany · confirmed 6 days agocheck this is the same pedal
- €31183% over typicalmint · Germany · Reverb · confirmed 2 days agocheck this is the same pedal
- €31264% over typicalgood ·
United Kingdom · Reverb · confirmed 28 h agocheck this is the same pedal - €31264% over typicalgood · Japan · eBay Germany · confirmed 6 days agocheck this is the same pedal
- €31465% over typicalgood · Japan · eBay Germany · confirmed 6 days agocheck this is the same pedal
- €31666% over typicalgood · Japan · eBay Germany · confirmed 7 h agocheck this is the same pedal
- €31867% over typicalgood · United Kingdom · eBay Germany · confirmed 3 days agocheck this is the same pedal
- €32370% over typicalgood · Japan · eBay United States · confirmed 5 days agocheck this is the same pedal
- €32873% over typicalgood · Japan · eBay Germany · confirmed 6 days agocheck this is the same pedal
- €33496% over typicalvery good · United Kingdom · Reverb · confirmed 28 h agocheck this is the same pedal
- €34381% over typicalgood · Japan · eBay Germany · confirmed 6 days agocheck this is the same pedal
- €34783% over typicalgood · Japan · eBay Germany · confirmed 6 days agocheck this is the same pedal
- €34883% over typicalgood · Japan · eBay Germany · confirmed 6 days agocheck this is the same pedal
- €34883% over typicalgood · Japan · eBay Germany · confirmed 6 days agocheck this is the same pedal
- €34883% over typicalgood · Japan · eBay Germany · confirmed 6 days agocheck this is the same pedal
- €34883% over typicalgood · Japan · eBay Germany · confirmed 6 days agocheck this is the same pedal
- €34883% over typicalgood · Japan · eBay Germany · confirmed 6 days agocheck this is the same pedal
- €355109% over typicalexcellent · Canada · Reverb · confirmed 2 days agocheck this is the same pedal
- €37798% over typicalgood · Japan · eBay Germany · confirmed 3 days agocheck this is the same pedal
- €37899% over typicalgood · Japan · eBay Germany · confirmed 6 days agocheck this is the same pedal
- €393131% over typicalvery good · France · Reverb · confirmed 2 days agocheck this is the same pedal
- €400111% over typicalgood · Germany · eBay Germany · confirmed 29 h agocheck this is the same pedal
- €402112% over typicalgood · Japan · eBay Germany · confirmed 3 days agocheck this is the same pedal
- €429126% over typicalgood · Japan · eBay United States · confirmed 5 days agocheck this is the same pedal
4 auctions running · next ends in 22h
A bid is not an asking price, so no saving is shown.
- Auction€222 current0 bids · ends in 22h · or buy it nownew · United States · eBay United States
- Auction€355 current0 bids · ends in 3d 11hgood · United States · eBay United States
- Auction€167 current · ends in 13d 1hgood · United States · eBay United States
- Auction€355 current · ends in 13d 1hgood · United States · eBay United States
Price history
What it sold for, quarter by quarter, since Jul 2014: 1,280 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
19 used sales · last 90 days · middle half €170–€210 · ok
| Listed | Price | Condition | From | Platform | The listing |
|---|---|---|---|---|---|
| 1 Oct 2026 | €176$197 as sold | very good | United States | Reverb | Details |
| 23 Sept 2026 | €131 | good | United Kingdom | eBay Germany auction | Details |
| 21 Sept 2026 | €173$197 as sold | very good | United States | Reverb | Details |
| 16 Sept 2026 | €194$217 as sold | excellent | United States | Reverb | Details |
| 15 Sept 2026 | €195$218 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.
Show the last 50 of 1,437 recorded sales
| Listed | Price | Condition | From | Platform | The listing |
|---|---|---|---|---|---|
| 16 Sept 2026 | €170$190 as sold | very good | United States | Reverb | Details |
| 14 Sept 2026 | €217$249 as sold | good | United States | eBay United States auction | Details |
| 10 Sept 2026 | €152$170 as sold | good | United States | Reverb | Details |
| 10 Sept 2026 | €226 | good | Germany | eBay Germany | Details |
| 3 Sept 2026 | €159 | good | Germany | eBay Germany | Details |
| 30 Aug 2026 | €229$257 as sold | excellent | Canada | Reverb | Details |
| 30 Aug 2026 | €250 | good | Germany | eBay Germany | Details |
| 29 Aug 2026 | €160 | good | Germany | eBay Germany auction | Details |
| 17 Aug 2026 | €185$207 as sold | excellent | United Kingdom | Reverb | Details |
| 16 Aug 2026 | €249 | good | Germany | eBay Germany | Details |
| 14 Aug 2026 | €167$195 as sold | very good | United States | Reverb | Details |
| 12 Aug 2026 | €173$200 as sold | very good | United States | Reverb | Details |
| 4 Aug 2026 | €171$199 as sold | very good | United States | Reverb | Details |
| 28 Jul 2026 | €173$200 as sold | very good | United States | Reverb | Details |
| 18 Jul 2026 | €189$220 as sold | excellent | United States | Reverb | Details |
| 12 Jul 2026 | €180$210 as sold | excellent | United States | Reverb | Details |
| 2 Jul 2026 | €216$250 as sold | excellent | United States | Reverb | Details |
| 22 Jun 2026 | €203$237 as sold | excellent | United Kingdom | Reverb | Details |
| 22 Jun 2026 | €215$251 as sold | excellent | United Kingdom | Reverb | Details |
| 22 Jun 2026 | €214$249 as sold | excellent | United Kingdom | Reverb | Details |
| 17 Jun 2026 | €172$200 as sold | very good | United States | Reverb | Details |
| 8 Jun 2026 | €225$262 as sold | excellent | United Kingdom | Reverb | Details |
| 4 Jun 2026 | €214$249 as sold | excellent | United States | Reverb | Details |
| 29 May 2026 | €198$230 as sold | excellent | United States | Reverb | Details |
| 19 May 2026 | €227$264 as sold | very good | United States | Reverb | Details |
| 18 May 2026 | €176$205 as sold | very good | United States | Reverb | Details |
| 26 Apr 2026 | €188$219 as sold | very good | United States | Reverb | Details |
| 3 Apr 2026 | €258$300 as sold | excellent | United States | Reverb | Details |
| 30 Mar 2026 | €210$245 as sold | excellent | United States | Reverb | Details |
| 28 Mar 2026 | €197$229 as sold | very good | United States | Reverb | Details |
| 24 Mar 2026 | €172$200 as sold | very good | United States | Reverb | Details |
| 17 Feb 2026 | €180$209 as sold | very good | United States | Reverb | Details |
| 14 Feb 2026 | €208$242 as sold | excellent | United States | Reverb | Details |
| 9 Feb 2026 | €193$225 as sold | excellent | United States | Reverb | Details |
| 30 Jan 2026 | €230$268 as sold | very good | United Kingdom | Reverb | Details |
| 13 Jan 2026 | €183$213 as sold | fair | United Kingdom | Reverb | Details |
| 13 Jan 2026 | €195$227 as sold | excellent | United States | Reverb | Details |
| 7 Jan 2026 | €343$399 as sold | very good | United States | Reverb | Details |
| 10 Dec 2025 | €301$350 as sold | excellent | United States | Reverb | Details |
| 9 Dec 2025 | €229$266 as sold | very good | United Kingdom | Reverb | Details |
| 4 Dec 2025 | €172$200 as sold | very good | United States | Reverb | Details |
| 29 Nov 2025 | €171$199 as sold | excellent | United States | Reverb | Details |
| 29 Nov 2025 | €150$175 as sold | excellent | United States | Reverb | Details |
| 26 Nov 2025 | €203$228 as sold | excellent | United States | Reverb | Details |
| 24 Nov 2025 | €150$175 as sold | very good | 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.
Where it’s cheapest right now
What sellers are asking today, by country. Asking prices, not sales; shipping, fees and any customs or import VAT between you and the seller are not included.
| Country | Live | Median ask | Cheapest ask | Cheapest vs typical |
|---|---|---|---|---|
| United Kingdom | 5 | €318 | €111 | €59 under (35%) |
| United States | 11 | €227 | €134 | €36 under (21%) |
| Japan | 41 | €328 | €176 | 4% over typical |
 Austria | 1 | €200 | €200 | 18% over typical |
| France | 3 | €296 | €204 | 20% over typical |
| Belgium | 1 | €222 | €222 | 31% over typical |
| Italy | 2 | €266 | €252 | 48% over typical |
| Slovenia | 1 | €259 | €259 | 52% over typical |
| Poland | 1 | €285 | €285 | 68% over typical |
| Canada | 7 | €458 | €310 | 82% over typical |
| Sweden | 1 | €310 | €310 | 82% over typical |
| Germany | 2 | €356 | €311 | 83% over typical |
In one paragraph
The page's figures as one paragraph, assembled for quoting; not written by hand.
Listings of the Boss GT-100 Amp Effects Processor we watched from listing to sale typically went in 26 days (11 watched), a steady; it sells for a median of €170 over the last 90 days across 19 recorded sales, with most examples landing between €170 and €210. The sale median is down 16% on the €203 of the 90 days before. There are 72 listings live right now across eBay Germany, Reverb, eBay United States, from €111 asking, a median ask 84% over the sale median. Figures computed 18 October 2026 by Doirado from cross-platform listing data.