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Speciality

Mellotron M4000D MinivsMellotron Micro Module

Summary

Mellotron M4000D Mini and Mellotron Micro Module: 2 Mellotron specialitys compared side by side. They differ on 9 of 12 compared specifications.

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2 items

Mellotron

M4000D Mini
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Mellotron

Micro Module
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General
ManufacturerMellotronMellotron
StatusCurrentCurrent
Released20122025
Instrument
TypeDigital tape replayDigital tape replay
Sound engineSame engine as the M4000D: 100 Mellotron and Chamberlin sounds built in, plus an expansion slot for 100 moreMicro engine on microSD: 100 Mellotron and Chamberlin sounds; not expandable
Polyphony10 notes10 notes
Features100 Mellotron and Chamberlin sounds from first-generation master tapes, 24-bit uncompressed playback, A/B sound mix, Half-speed playback, Pitch control, Two colour displays, Expansion card slot, Aluminium case, Designed to stack on an M4000D100 Mellotron and Chamberlin sounds, 24-bit uncompressed playback, Responds to mono and polyphonic aftertouch over MIDI, High/low switch drops playback one or two octaves, Two displays, Firmware updates via iOS app
Keyboard
Keys37—
Key actionSemi-weighted—
AftertouchChannel (mono)None
KeybedFatar semi-weighted, velocity-sensitive, F to F; mono aftertouch added in 2018—
Connections
Outputs1/4-inch unbalanced, Headphones1/4-inch unbalanced, Headphones
MIDI portsDIN in, DIN out, DIN thru3.5 mm TRS in (Type B), 3.5 mm TRS thru (Type B)
Pedal inputsVolume, Sustain, Expression, ExpressionSustain
Size & weight
ColoursWhite, BlackWhite
Dimensions (W × D × H)807 × 329 × 76 mm184 × 135 × 65 mm
Weight9.5 kg0.71 kg

Key differences

  • Released: M4000D Mini – 2012 Micro Module – 2025
  • Aftertouch: M4000D Mini – Channel (mono) Micro Module – None
  • Sound engine: M4000D Mini – Same engine as the M4000D: 100 Mellotron and Chamberlin sounds built in, plus an expansion slot for 100 more Micro Module – Micro engine on microSD: 100 Mellotron and Chamberlin sounds; not expandable
  • Dimensions (W × D × H): M4000D Mini – 807 × 329 × 76 mm Micro Module – 184 × 135 × 65 mm
  • Weight: M4000D Mini – 9.5 kg Micro Module – 0.71 kg

Both are the same on type (Digital tape replay).