Roland TB-03 Boutique Series Synthesizer Module Bass Line Synthesizer

keyboard

Worth around€258

Most sell between €249 and €271.

€249price it to sell fast
€258fair price
€271if you can wait
Why these numbers?
Typical price€258median of 21 sales, last 90 days
Middle half of sales€249€27125th–75th percentile, same window
Sales on record589all-time, all platforms, in EUR
90-day change+0%vs the 90 days before
Time to sellonly counted from listings we watch start to finish; not enough yet

Outliers beyond 10× the product’s own median (bundles, parts, typos) are excluded before anything is computed. As of 2 September 2026. Full method

Price history

200250Aug 2024: median €215, 7 salesSept 2024: median €230, 7 salesOct 2024: median €233, 5 salesNov 2024: median €231, 8 salesDec 2024: median €235, 11 salesJan 2025: median €215, 7 salesFeb 2025: median €258, 5 salesMar 2025: median €226, 10 salesApr 2025: median €228, 9 salesMay 2025: median €230, 5 salesJun 2025: median €198, 5 salesJul 2025: median €240, 7 salesAug 2025: median €257, 5 salesSept 2025: median €225, 8 salesOct 2025: median €231, 6 salesNov 2025: median €240, 5 salesJan 2026: median €264, 6 salesFeb 2026: median €268, 6 salesMar 2026: median €249, 10 salesApr 2026: median €261, 4 salesMay 2026: median €258, 5 salesJun 2026: median €271, 5 salesJul 2026: median €249, 7 salesAug 2026: median €261, 9 salesAug 2024Aug 2025Aug 2026

What it sold for, month by month. The shaded band is where the middle half of sales landed.

The Roland TB-03 Boutique Series Synthesizer Module Bass Line Synthesizer sold for a median of €258 over the last 90 days across 21 recorded sales on European marketplaces, with most examples landing between €249 and €271. Figures computed 2 September 2026 by Doirado from cross-platform listing data, in EUR.

For sale right now

Best-priced first. Links go to the source listing.

Nothing live right now on the platforms we track.