Casio MT-140 Casiotone 49-Key Mini Synthesizer
keyboard
Has sold for €55 over 2017–2026, across 18 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. 3 for sale, from €103.
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 United States
eBay GermanyPrice history
Every recorded sale, one point each: 18 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 Mar 2026 | €56$65 as sold | very good |  United States | Reverb | Details |
| 19 May 2025 | €56$65 as sold | good | United States | Reverb | Details |
| 10 Mar 2025 | €104$121 as sold | good |   Austria | Reverb | Details |
| 1 Dec 2024 | €73$85 as sold | excellent | United States | Reverb | Details |
| 18 Aug 2024 | €116$135 as sold | excellent |  Canada | 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 Marketplaces do not publish the day a sale closed; each of these had sold by the time we recorded it, in August 2026 and October 2026.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 all 18 recorded sales
| Listed | Price | Condition | From | Platform | The listing |
|---|---|---|---|---|---|
| 16 Jun 2024 | €73$85 as sold | excellent | United States | Reverb | Details |
| 17 Nov 2022 | €56$65 as sold | good | United States | Reverb | Details |
| 26 Jun 2022 | €69$80 as sold | very good | United States | Reverb | Details |
| 23 May 2022 | €34$40 as sold | very good | United States | Reverb | Details |
| 8 May 2022 | €52$60 as sold | excellent | United States | Reverb | Details |
| 29 Mar 2021 | €22$25 as sold | good | United States | Reverb | Details |
| 26 Aug 2020 | €44$49 as sold | good | United States | Reverb | Details |
| 25 Aug 2020 | €102$115 as sold | mint | United States | Reverb | Details |
| 11 Jul 2020 | €114$128 as sold | very good | Canada | Reverb | Details |
| 19 Mar 2020 | €58$65 as sold | very good | United States | Reverb | Details |
| 25 Apr 2019 | €44$49 as sold | excellent |  Spain | Reverb | Details |
| 4 Jan 2019 | €89$100 as sold | mint | United States | Reverb | Details |
| 3 Jan 2017 | €39$44 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.
Cheapest live: United States €103 · 
Germany €199 · before shipping
18 recorded sales of the Casio MT-140 Casiotone 49-Key Mini Synthesizer from 2017–2026, all-time around €55. Too few in the last two years to quote a typical used price. Cheapest live €103 before shipping. Figures computed 19 October 2026.