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Software Synths

Arturia SEM V3vsArturia Synthx V

Summary

Arturia SEM V3 and Arturia Synthx V: 2 Arturia software synths compared side by side. They differ on 8 of 10 compared specifications.

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2 items

Arturia

SEM V3
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Arturia

Synthx V
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General
ManufacturerArturiaArturia
StatusCurrentCurrent
Released20252024
Engine
Synth typeAnalogue modellingAnalogue modelling
EmulatesOberheim SEM (1974)Elka Synthex (1981)
Voices816
PolyphonyUp to 8 voicesUp to 16 voices (8 per layer)
Oscillators2 VCOs (saw, variable pulse) with hard sync, plus sub-oscillator2 DCOs per voice (saw, triangle, square, pulse), ring mod, sync, noise
Filter12 dB state-variable: low-pass, notch, high-pass, band-passModelled Curtis CEM3320 multimode: 24/12 dB low-pass, band-pass, high-pass
Multitimbral parts—2
EffectsInsert effectsChorus, Compressor, Insert effects
Software
Plugin formatsVST2, VST3, AU, AAXVST2, VST3, AU, AAX
Features
FeaturesMulti-arpeggiator, Unison, Macro controls, Standalone app, NKSMulti-arpeggiator, Bi-timbral, Standalone app, NKS

Key differences

  • Voices: SEM V3 – 8 Synthx V – 16
  • Released: SEM V3 – 2025 Synthx V – 2024
  • Emulates: SEM V3 – Oberheim SEM (1974) Synthx V – Elka Synthex (1981)
  • Polyphony: SEM V3 – Up to 8 voices Synthx V – Up to 16 voices (8 per layer)
  • Oscillators: SEM V3 – 2 VCOs (saw, variable pulse) with hard sync, plus sub-oscillator Synthx V – 2 DCOs per voice (saw, triangle, square, pulse), ring mod, sync, noise
  • Filter: SEM V3 – 12 dB state-variable: low-pass, notch, high-pass, band-pass Synthx V – Modelled Curtis CEM3320 multimode: 24/12 dB low-pass, band-pass, high-pass

Both are the same on synth type (Analogue modelling) and plugin formats (VST2, VST3, AU, AAX).