M-Audio Hammer 88vsM-Audio Oxygen 25 (MKIV)
Summary
M-Audio Hammer 88 and M-Audio Oxygen 25 (MKIV): 2 M-Audio controller keyboards compared side by side. They differ on 12 of 20 compared specifications.
| 2 items | M-Audio Hammer 88CurrentView details → | M-Audio Oxygen 25 (MKIV)CurrentView details → |
|---|---|---|
| General | ||
| Manufacturer | M-Audio | M-Audio |
| Status | Current | Current |
| Released | 2017 | 2014 |
| Keyboard | ||
| Keys | 88 | 25 |
| Key size | Full | Full |
| Key action | Hammer-action | Synth-action |
| Aftertouch | None | None |
| Keybed | M-Audio fully-weighted hammer action | M-Audio synth-action |
| Controls | ||
| Pads | 0 | 8 |
| Faders | 0 | 1 |
| Knobs / encoders | 0 | 8 |
| Display | None | LED |
| Pitch / mod | Wheels | Wheels |
| Connectivity | ||
| USB | USB-B | USB-B |
| MIDI ports | DIN out | — |
| CV / Gate out | No | No |
| Bluetooth MIDI | No | No |
| Pedal inputs | Sustain, Expression, Footswitch | Sustain |
| USB bus powered | Yes | Yes |
| Features & software | ||
| Features | — | DAW transport |
| Bundled software | Ableton Live Lite, MPC Beats, AIR Mini Grand, Velvet, DB-33, Eighty Eight Ensemble, Skoove | Ableton Live Lite, Xpand!2, VIP 3 |
| Size & weight | ||
| Colours | Black | Black |
| Dimensions (W × D × H) | 1420 × 302 × 127 mm | 480 × 235 × 90 mm |
| Weight | 17.5 kg | 1.6 kg |
Key differences
- Keys: Hammer 88 – 88 Oxygen 25 (MKIV) – 25
- Key action: Hammer 88 – Hammer-action Oxygen 25 (MKIV) – Synth-action
- Pads: Hammer 88 – 0 Oxygen 25 (MKIV) – 8
- Released: Hammer 88 – 2017 Oxygen 25 (MKIV) – 2014
- Keybed: Hammer 88 – M-Audio fully-weighted hammer action Oxygen 25 (MKIV) – M-Audio synth-action
- Faders: Hammer 88 – 0 Oxygen 25 (MKIV) – 1
Both are the same on aftertouch (None).

