Casio AP-750 vs Donner DDP-400
| Casio AP-750 | Donner DDP-400 | |
|---|---|---|
| Key action | Smart Hybrid Hammer Action Keyboard Celviano Edition: fine-grained Austrian spruce wooden keys with simulated ebony and ivory keytops | weighted progressive hammer-action |
| Polyphony | 256 | 128 |
| Sounds / presets | 39 | 138 |
| Sound engine | AiR Grand Sound Source | — |
| Effects | Hall Simulator 8 / Reverb 8, Surround 3, Chorus 12, Brilliance, Acoustic Simulator (Key Off Simulator, String/Damper/Open String/Aliquot Resonance, Lid Simulator), Headphone Mode | — |
| Speakers | 40 W | 30 W |
| Bluetooth | Yes | Yes |
| USB audio | No | — |
| Pads / faders | no | — |
| Weight | 53.6 kg | 61 kg |
| Dimensions (W×D×H) | [1401, 929, 440] mm | [1385, 400, 890] mm |
| Battery power | no (AC only per official spec table) | no |
| Released | 2024 | — |
| Status | current | current |
| Keys | 88 | 88 |
| Rhythms | — | 100 |
| Demo Songs | — | 20 |
| Usb Midi | — | yes |
| Display | — | LCD |
| Cover | — | sliding |
| Other Functions | — | transpose, keyboard split |
Which one should you buy?
- Choose the Casio AP-750 if lighter to carry to gigs and lessons (53.6 kg vs 61 kg).
- Choose the Casio AP-750 if you layer sounds or use the sustain pedal heavily (256 vs 128).
- Choose the Donner DDP-400 if you want more variety of built-in voices (39 vs 138).
- Choose the Casio AP-750 if you practise out loud without an amp (40 W vs 30 W).
- Choose the Casio AP-750 if you play away from mains power.
Full spec sheets: Casio AP-750 · Donner DDP-400. Rows with a highlighted background differ.