Yamaha MONTAGE M6 specs
A 61-key flagship workstation with the FSX keyboard and 256-note polyphony, built on three engines: AWM2 sampling with up to 128 elements, FM-X with 8 operators and 88 algorithms, and the AN-X virtual analog engine. Yamaha does not give a single voice count - the page lists 3,369 Performances instead - and the body weighs 15.3 kg.
Brand: Yamaha
8.3/ 10
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The full MONTAGE M engine stack - AWM2, FM-X, AN-X - on 61 FSX keys with aftertouch at 15.3 kg.
#5 of 25 synth workstations · full ranking| Status | current |
|---|---|
| Keys | 61 |
| Key action | FSX Keyboard |
| Polyphony | 256 |
| Sequencer | Songs 128 / Patterns 128; 16 Sequence tracks, Tempo track, Scene track; 480 ppq; Real time replace/overdub/punch in-out; Note capacity 1 Song/Pattern approx. 130,000 notes; MONTAGE original format, SMF formats 0, 1 |
| Effects | Reverb x 12 types, Variation x 88 types, Insertion A x 88 types, Insertion B x 89 types, Master Effect x 26 types, A/D part insertion x 83 types |
| Weight | 15.3 kg |
| Aftertouch | yes |
| Sound engine | Motion Control Synthesis Engine: AWM2 (128 Elements max.), FM-X (8 Operators, 88 Algorithms), AN-X (3 Oscillators, 1 Noise) |
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Strengths
- Three engines: AWM2, FM-X and AN-X virtual analog
- 256-note polyphony
- 16-track sequencer at 480 ppq with 128 songs and 128 patterns
- Deep effect set: 88 variation types, 88 + 89 insertion types, 26 master types
Weaknesses
- Yamaha publishes no single voice count - only 3,369 Performances
- No built-in speakers
- 15.3 kg and a deep menu system make it a studio instrument
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Spec source: usa.yamaha.com — verified 2026-10-10