Korg ARP 2600 MvsKorg opsix mk II
Summary
Korg ARP 2600 M and Korg opsix mk II: 2 Korg synth onlys compared side by side. They differ on 15 of 18 compared specifications.
| 2 items | Korg ARP 2600 MCurrentView details → | Korg opsix mk IICurrentView details → |
|---|---|---|
| General | ||
| Manufacturer | Korg | Korg |
| Status | Current | Current |
| Released | 2021 | 2024 |
| Sound engine | ||
| Engine | Analogue | Digital (FM) |
| Voices | 2 | 64 |
| Polyphony | Monophonic (duophonic mode) | 64 voices |
| Oscillators | 3 analogue VCOs | 6 operators, 23 waveforms, 6 operator modes (FM, ring mod, filter, filter FM, wave folder, effect) |
| Filter | 24 dB/oct low-pass, switchable early 4012 and late 4072 types | 11 types including MS-20 and Polysix models |
| Multi-timbral parts | 1 | 1 |
| Sequencer | None | 16-step (6 notes per step) with 6 motion-sequence lanes, plus arpeggiator |
| Effects | Spring reverb | Chorus, Phaser, Flanger, Rotary speaker, Distortion, Compressor, Delay, Tape echo, Reverb, Shimmer reverb |
| Models | ARP 2600 | — |
| Keyboard | ||
| Keys | 0 | 37 |
| Key size | — | Full |
| Key action | — | Synth-action |
| Aftertouch | None | None |
| Format | ||
| Format | Desktop module | Keyboard |
| Motorised knobs | No | No |
| Features | Semi-modular, normalled patch bay, Built-in stereo speakers, Ring modulator, sample and hold, envelope follower, Audio preamp input, Road case included, Works with Eurorack and volca gear (5 V gate) | 40 preset algorithms plus user algorithm, Ratio knobs and level sliders per operator, 3 EGs and 3 LFOs, 12 virtual patch routings, Release velocity, Balanced outputs |
| Connections | ||
| MIDI ports | DIN in, USB | DIN in, DIN out, USB |
| CV / Gate | Yes | No |
| Size & weight | ||
| Dimensions (W × D × H) | 520 × 129 × 311 mm | 565 × 338 × 90 mm |
| Weight | 6 kg | 2.9 kg |
Key differences
- Engine: ARP 2600 M – Analogue opsix mk II – Digital (FM)
- Keys: ARP 2600 M – 0 opsix mk II – 37
- Voices: ARP 2600 M – 2 opsix mk II – 64
- Released: ARP 2600 M – 2021 opsix mk II – 2024
- Polyphony: ARP 2600 M – Monophonic (duophonic mode) opsix mk II – 64 voices
- Oscillators: ARP 2600 M – 3 analogue VCOs opsix mk II – 6 operators, 23 waveforms, 6 operator modes (FM, ring mod, filter, filter FM, wave folder, effect)

