Quasimidi Sirius
keyboard
Has sold for €800 over 2015–2026, across 53 used sales. Too few in the last two years for a typical price today.
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Not enough sold data for a typical price. 4 for sale, from €729.
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.
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
eBay United States
1 auction running · next ends in 3d 10h
A bid is not an asking price, so no saving is shown.
Price history
Every recorded sale, one point each: 55 of them, placed by the day the ad went up. Too few sales to draw a trend through them without inventing one, so the points speak for themselves. Condition is mixed, so some of the spread is a mint against a fair rather than the market moving.
Recent sales by listing date
| Listed | Price | Condition | From | Platform | The listing |
|---|---|---|---|---|---|
| 8 Sept 2026 | €305 | parts |   Germany | eBay Germany auction | Details |
| 28 Aug 2026 | €640$716 as sold | very good |  United States | Reverb | Details |
| 23 Dec 2025 | €1,205$1,350 as sold | excellent | United States | Reverb | Details |
| 10 Dec 2025 | €786$880 as sold | very good |  Greece | Reverb | Details |
| 3 Oct 2025 | €995$1,115 as sold | excellent |  France | 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 Marketplaces do not publish the day a sale closed; each of these had sold by the time we recorded it, in September 2026 and October 2026. A price is what the listing last asked, converted at that day’s rate.
Show the last 50 of 57 recorded sales
| Listed | Price | Condition | From | Platform | The listing |
|---|---|---|---|---|---|
| 14 Aug 2025 | €713$799 as sold | good | United States | Reverb | Details |
| 18 Oct 2024 | €838$939 as sold | very good |  Hungary | Reverb | Details |
| 15 Sept 2024 | €608$681 as sold | excellent | Greece | Reverb | Details |
| 6 May 2024 | €566$634 as sold | mint | Greece | Reverb | Details |
| 25 Feb 2024 | €628$703 as sold | very good |  Portugal | Reverb | Details |
| 24 Feb 2024 | €849$950 as sold | excellent | United States | Reverb | Details |
| 20 Feb 2024 | €790$885 as sold | very good | — | Reverb | Details |
| 19 Nov 2023 | €817$916 as sold | excellent | Germany | Reverb | Details |
| 17 Nov 2023 | €937$1,050 as sold | excellent | United States | Reverb | Details |
| 17 Oct 2023 | €786$880 as sold | excellent |  Austria | Reverb | Details |
| 10 Oct 2023 | €1,513$1,695 as sold | excellent | United States | Reverb | Details |
| 6 Oct 2023 | €681$763 as sold | very good |  Italy | Reverb | Details |
| 13 Jul 2023 | €1,071$1,200 as sold | very good | United States | Reverb | Details |
| 6 May 2023 | €1,338$1,499 as sold | excellent | United States | Reverb | Details |
| 30 Mar 2023 | €1,334$1,495 as sold | very good |  Canada | Reverb | Details |
| 23 Dec 2022 | €735$821 as sold | excellent |  Spain | Reverb | Details |
| 19 Dec 2022 | €1,037$1,162 as sold | excellent | Italy | Reverb | Details |
| 6 Dec 2022 | €863$966 as sold | good | — | Reverb | Details |
| 19 Sept 2022 | €838$939 as sold | very good | Hungary | Reverb | Details |
| 10 Aug 2022 | €1,785$2,000 as sold | excellent | United States | Reverb | Details |
| 4 Jul 2022 | €889$996 as sold | excellent | United States | Reverb | Details |
| 9 May 2022 | €733$822 as sold | excellent | Austria | Reverb | Details |
| 20 Apr 2022 | €587$657 as sold | very good | Hungary | Reverb | Details |
| 9 Mar 2022 | €803$900 as sold | very good | United States | Reverb | Details |
| 10 Jan 2022 | €732$821 as sold | good | Germany | Reverb | Details |
| 9 Nov 2021 | €446$500 as sold | parts | United States | Reverb | Details |
| 28 Aug 2021 | €1,071$1,200 as sold | excellent | United States | Reverb | Details |
| 29 Jun 2021 | €620$695 as sold | very good |  New Zealand | Reverb | Details |
| 19 May 2021 | €803$900 as sold | very good | United States | Reverb | Details |
| 24 Feb 2021 | €419$470 as sold | good | Italy | Reverb | Details |
| 30 Jan 2021 | €838$939 as sold | excellent | Austria | Reverb | Details |
| 15 Jan 2021 | €472$528 as sold | very good |  Denmark | Reverb | Details |
| 8 Dec 2020 | €982$1,100 as sold | good | United States | Reverb | Details |
| 19 Jun 2020 | €431$483 as sold | good | — | Reverb | Details |
| 25 Apr 2020 | €1,153$1,291 as sold | excellent |  Slovenia | Reverb | Details |
| 4 Feb 2020 | €981$1,099 as sold | very good | United States | Reverb | Details |
| 29 Jan 2020 | €982$1,100 as sold | excellent | United States | Reverb | Details |
| 3 Jan 2020 | €498$558 as sold | excellent | Germany | Reverb | Details |
| 11 Dec 2019 | €713$799 as sold | excellent | United States | Reverb | Details |
| 4 Oct 2019 | €1,067$1,195 as sold | excellent | Canada | Reverb | Details |
| 29 Sept 2019 | €892$999 as sold | very good | United States | Reverb | Details |
| 26 Sept 2019 | €629$704 as sold | good | Germany | Reverb | Details |
| 19 Jun 2019 | €652$731 as sold | excellent | United States | Reverb | Details |
| 1 Apr 2019 | €694$777 as sold | very good | — | Reverb | Details |
| 2 Mar 2019 | €705$790 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 September 2026 and October 2026. A price is what the listing last asked, converted at that day’s rate.
Cheapest live: Germany €650 · Spain €730 · United States €1,386 · before shipping
53 recorded sales of the Quasimidi Sirius from 2015–2026, all-time around €800. Too few in the last two years to quote a typical used price. Cheapest live €729 before shipping. Figures computed 19 October 2026.