Casio AP-750 vs Donner OURA S300
| Casio AP-750 | Donner OURA S300 | |
|---|---|---|
| Key action | Smart Hybrid Hammer Action Keyboard Celviano Edition: fine-grained Austrian spruce wooden keys with simulated ebony and ivory keytops | Graded Hammer Standard keybed |
| Polyphony | 256 | 256 |
| Sounds / presets | 39 | 15 |
| 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 | No |
| Pads / faders | no | — |
| Weight | 53.6 kg | 34.3 kg |
| Dimensions (W×D×H) | 1401 × 929 × 440 mm | 1289 × 379 × 928 mm |
| Battery power | no (AC only per official spec table) | — |
| Released | 2024 | 2024 |
| Status | current | current |
| Keys | 88 | 88 |
| Songs | — | 3 |
| Usb | — | yes |
| Power | — | DC 12V 3A |
| Connectivity | — | Bluetooth Audio/MIDI, USB MIDI, Aux IN |
Which one should you buy?
- Choose the Donner OURA S300 if budget is the priority — it is about $2274.01 cheaper (approx.).
- Choose the Donner OURA S300 if lighter to carry to gigs and lessons (53.6 kg vs 34.3 kg).
- Choose the Casio AP-750 if you want more variety of built-in voices (39 vs 15).
- Choose the Casio AP-750 if you practise out loud without an amp (40 W vs 30 W).
Full spec sheets: Casio AP-750 · Donner OURA S300. Rows with a highlighted background differ.