# ASM Hydrasynth Keyboard vs UDO Super 6: specs and price compared

A sourced, side-by-side comparison of the ASM Hydrasynth Keyboard (ASM (Ashun Sound Machines)) and UDO Super 6 (UDO Audio) among synthesizers. ASM Hydrasynth Keyboard is the cheaper of the two at $1399.

## Side by side

| Spec | ASM Hydrasynth Keyboard | UDO Super 6 |
| --- | --- | --- |
| US price | $1399 | $2999 |
| Brand | ASM (Ashun Sound Machines) | UDO Audio |
| Synthesis type | wavetable | hybrid |
| Polyphony voices | 8 | 12 |
| Oscillators per voice | 3 | 2 |
| Key count | 49 | 49 |
| Keybed type | semi-weighted | synth-action |
| Multitimbral parts | — | 1 |
| Patch memory | 1024 | 128 |
| Sequencer steps | — | 64 |
| Arpeggiator | Yes | Yes |
| Onboard effects | Yes | Yes |
| Cv gate io | Yes | — |
| Weight (kg) | 10 | 9.2 |

## Key differences

- Synthesis type: ASM Hydrasynth Keyboard wavetable vs UDO Super 6 hybrid
- Polyphony voices: ASM Hydrasynth Keyboard 8 vs UDO Super 6 12
- Oscillators per voice: ASM Hydrasynth Keyboard 3 vs UDO Super 6 2
- Keybed type: ASM Hydrasynth Keyboard semi-weighted vs UDO Super 6 synth-action
- Patch memory: ASM Hydrasynth Keyboard 1024 vs UDO Super 6 128
- Weight (kg): ASM Hydrasynth Keyboard 10 vs UDO Super 6 9.2

## Sources

- ASM Hydrasynth Keyboard: https://www.ashunsoundmachines.com/hydrasynth-key (ashunsoundmachines.com, verified 2026-07-11)
- UDO Super 6: https://www.udo-audio.com/super-6 (udo-audio.com, verified 2026-07-11)

Canonical: https://frontdeskreview.com/gear/synthesizers/asm-hydrasynth-keyboard-vs-udo-super-6/
Cite: Per The Front Desk Review, ASM Hydrasynth Keyboard ($1399) vs UDO Super 6 ($2999) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/synthesizers/asm-hydrasynth-keyboard-vs-udo-super-6/
License: CC BY 4.0.