Arturia KeyStep 37 mk2vsArturia KeyStep Pro Chroma
Summary
Arturia KeyStep 37 mk2 and Arturia KeyStep Pro Chroma: 2 Arturia controller keyboards compared side by side. They differ on 9 of 22 compared specifications.
| 2 items | Arturia KeyStep 37 mk2 | Arturia KeyStep Pro ChromaCurrentView details → |
|---|---|---|
| General | ||
| Manufacturer | Arturia | Arturia |
| Status | Current | Current |
| Released | 2026 | 2024 |
| Keyboard | ||
| Keys | 37 | 37 |
| Key size | Slim | Slim |
| Key action | Synth-action | Synth-action |
| Aftertouch | Channel | Channel |
| Keybed | Arturia Slimkey with aftertouch | Arturia slim keys with aftertouch |
| Controls | ||
| Pads | 0 | 0 |
| Faders | 0 | 0 |
| Knobs / encoders | 4 | 5 |
| Display | OLED | OLED |
| Pitch / mod | Touch strips | Touch strips |
| Connectivity | ||
| USB | USB-C | USB-B |
| MIDI ports | DIN in, DIN out | DIN out, DIN in |
| CV / Gate out | Yes | Yes |
| Bluetooth MIDI | No | No |
| Pedal inputs | Sustain, Expression | Sustain |
| USB bus powered | Yes | No |
| Features & software | ||
| Features | Arpeggiator, Sequencer, Chord mode, Scale mode, Sync in/out | Arpeggiator, Sequencer, Chord mode, Scale mode, Sync in/out |
| Bundled software | Analog Lab Intro, Ableton Live Lite | Analog Lab Intro, Ableton Live Lite |
| Size & weight | ||
| Colours | White | Black |
| Dimensions (W × D × H) | 547 × 148 × 58 mm | 589 × 208 × 38 mm |
| Weight | 1.09 kg | 2.7 kg |
Key differences
- Released: KeyStep 37 mk2 – 2026 KeyStep Pro Chroma – 2024
- Keybed: KeyStep 37 mk2 – Arturia Slimkey with aftertouch KeyStep Pro Chroma – Arturia slim keys with aftertouch
- Knobs / encoders: KeyStep 37 mk2 – 4 KeyStep Pro Chroma – 5
- USB: KeyStep 37 mk2 – USB-C KeyStep Pro Chroma – USB-B
- USB bus powered: KeyStep 37 mk2 – Yes KeyStep Pro Chroma – No
- Dimensions (W × D × H): KeyStep 37 mk2 – 547 × 148 × 58 mm KeyStep Pro Chroma – 589 × 208 × 38 mm
Both are the same on keys (37), key action (Synth-action), aftertouch (Channel) and pads (0).

